| Registry number | Year | Genus | Cultivar | Parentage | Registrant |
|---|---|---|---|---|---|
| IR01741 | 2001 | Primulina | ‘Bamboo Boat’ | P. fimbrisepala #3 x P. eburnea (blue) | Toshijiro Okuto |
| IR00727 | 2000 | Primulina | ‘Blue Moon’ | P. dryas (C. sinensis) ‘Hisako’ x P. spadiciformis | John Boggan |
| IR00728 | 2000 | Primulina | ‘Chastity’ | P. flavimaculata x P. longgangensis | John Boggan |
| IR01742 | 2001 | Primulina | ‘Crossroads’ | P. dryas (C. sinensis) ‘latifolia’dwarf’ x P. tribracteata | Toshijiro Okuto |
| IR01794 | 2001 | Primulina | ‘Cynthia’ | sport of ‘Kazu’ [P.sinensis ‘Latifolia’ x P.linearifolia ] | Vincent Woo |
| IR01743 | 2001 | Primulina | ‘Daruma’ | P. dryas (C. sinensis) ‘latifolia’ dwarf x P. tribracteata | Toshijiro Okuto |
| IR94481 | 1994 | Primulina | ‘Diane Marie’ | P. dryas (C. sinensis) ‘Angustifolia’ x P. species | Robert Stewart |
| IR00729 | 2000 | Primulina | ‘Dreamtime’ | P. sp. ‘New York’ x P. flavimaculata | John Boggan |
| IR101139 | 2010 | Primulina | ‘First Time’ | (P. dryas (C. sinensis) ‘latifolia’ dwarf x P. longgangensis) | Monte Watler |
| IR091119 | 2009 | Primulina | ‘Flavintime’ | P. flavimaculata x P. ‘Dreamtime’ | Bruce Dunn |
| IR211688 | 2021 | Primulina | ‘GCCC’s Purple MixVocal | P. minutimaculata x P. lingchuanensis | Fang Wen |
| IR97516 | 1997 | Primulina | ‘Hotei’ | P. linearifolia x P. lutea | Frances N. Batcheller |
| IR97511 | 1997 | Henckelia | ‘Moon Walker’ | H. moonii x H.walkerae | M. Yamagata |
| IR00730 | 2000 | Primulina | ‘Moonlight’ | P. dryas (C. sinensis) ‘Hisako’ x P. spadiciformis | John Boggan |
| 2011 | xSinvana | ‘Mount Nebo’ | Paliavana prasinata x S. insularis | Jon Lindstrom | |
| IR01745 | 2001 | Primulina | ‘Nakako’ | P. lutea (C. eburnea yellow) x P. dryas (C. sinensis) ‘Latifolia’ | Toshijiro Okuto |
| IR05919 | 2005 | Primulina | ‘Nemesis’ | P. spadiciformis x P. sclerophylla | Peter Shalit |
| IR05920 | 2005 | Primulina | ‘Nimbus’ | P. spadiciformis x P. sclerophylla | Peter Shalit |
| IR091120 | 2005 | Primulina | ‘Purity’ | P. heterotricha x P. ‘Dreamtime’ | Bruce Dunn |
| IR99703 | 1999 | Streptocarpus | ‘Purple Spotted Spider | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR00731 | 2000 | Primulina | ‘Silver Surfer’ | P. dryas (C. sinensis) ‘Hisako’ x P. longgangensis | John Boggan |
| IR05922 | 2005 | Primulina | ‘Souvenir’ | P. spadiciformis x P. sclerophylla | Peter Shalit |
| IR221781 | 2022 | Achimenes | ‘SRG’s Made in Heaven | A. HS-005-2009 x A. ‘India’ | Serge Saliba |
| IR00732 | 2000 | Primulina | ‘Sweet Dreams’ | P. sp. ‘New York’ x P. flavimaculata | John Boggan |
| IR99718 | 1999 | Primulina | ‘Vera’ | P. lutea (C. eburnea yellow) x P. eburnea (blue) | Ingrid Lindskog |
| IR05923 | 2005 | Primulina | ‘Vertigo’ | P. subrhomboidea x P. sclerophylla | Peter Shalit |
| IR211695 | 2021 | Primulina | < 'GCCC's Modena Summerday' | P. heterocyma x P. hochiensis | Fang Wen |
| IR161353 | 2016 | Streptocarpus | 3S-Camberleigh | S. ‘Jules’ x S. ‘DS-Meteor Shower’ | Karen Matthews |
| IR161351 | 2016 | Streptocarpus | 3S-Fernweh | S. ‘DS-The Red and The Black’ x S. ‘Stained Glass Window’ | Karen Matthews |
| IR161352 | 2016 | Streptocarpus | 3S-Fireflies At Dusk | S. ‘Jules’ x S. ‘DS-Meteor Shower’ | Karen Matthews |
| IR201507 | 2020 | Primulina | A Riot of Colour | P. eburnea x P. longii | Haixia Yan |
| IR01739 | 2001 | Sinningia | Ablaze | S. ‘Sun Blaze’ x S. cooperii hybrid | C. Rampton |
| IR83292 | 1983 | Eucodonia | Adele | Eucodonia verticillata ‘Frances’ x E. ehrenbergii | P. Worley |
| IR091111 | 2009 | Streptocarpus | After Midnight | S. ‘Bristol’s Stormy Skies’ x un-named hybrid | Kim Williams |
| IR01746 | 2001 | Streptocarpus | Akashi | ‘ Black Panther’ x unknown white | T. Okuto |
| IR98557 | 1998 | Streptocarpus | Al’s Pal | ‘Double Raspberry Parfait’ x ‘ Blue Mars’ | D. Martens |
| IR89443 | 1989 | Achimenes | Allison | A. ‘Rosy Red’ x A.(‘India’ x ‘Tarantella’) | C. Lawn |
| IR65059 | 1965 | Sinningia | Alruth | S. ‘Mister B.’ seedling x S. lineata | T. Bona |
| IR221754 | 2022 | Achimenes | Alter Ego | A. seedling 5-2010 x A. seedling 135-2010 | Serge Saliba |
| IR161315 | 2016 | Primulina | Alvin’s Kornhill Peony | P. gueilinensis var.longipedunculata x self | Alvin Tam |
| IR121193 | 2012 | Streptocarpus | Amelia | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR99565 | 1999 | Streptocarpus | Amethyst | ‘Ilsa’ x ‘Queen of Hearts’ | J. Ford |
| IR93479 | 1993 | Eucodonia | Amethyst Belle | E. ‘Beau’ x self | G. Bull |
| IR181411 | 2018 | Primulina | Amethyst Brooch | P. mabaensis x P. eburnea | Shu Li |
| IR85351 | 1985 | Sinningia | Amethyst Lace | S. (‘Hircon’ x ‘Super Orange’) x S. ‘Dollbaby’ | A. Wojcik |
| IR131232 | 2013 | Streptocarpus | Anderson’s Up Over Down Under | S. ‘Gloria’ x S. ‘DS – Heart of Kai’. | Jamie Anderson |
| IR79171 | 1979 | Eucodonia | andrieuxii ‘Naomi | collected in Mexico | I. Rosenblum |
| IR211565 | 2021 | Kohleria | Andromeda | K. hyb. x K. hyb. | Sofia Einarsson |
| IR161343 | 2016 | Seemannia | Andy | S. ‘261’ x S.’Purple Prince’ | Brad Walker |
| IR62018 | 1962 | Sinningia | Ange | S. eumorpha x G.V.C.) x S. cardinalis | P. W. Gable |
| IR191451 | 2019 | Primulina | Angel | P. liujiangensis (D. Fang & D.H. Qin) Yan Liu x P. liboensis (W.T. Wang & D.Y. Chen) Mich. Möller & A. Weber | Mao Lin |
| IR211619 | 2021 | Primulina | Angel’s Eyes | Mutation of Primulina lutea | Kong Ling-Pu |
| IR141241 | 2014 | Sinningia | Angel’s Love | Pink and white S. seedling from GS welcome package x S. ‘Mark Twain’ | Sharon Crochet |
| IR201496 | 2020 | Primulina | Angel’s Wings | P. macrorhiza x P. purpurea | Haixia Yan |
| IR01793 | 2001 | Sinningia | Anita Baldwin | S. (‘Georgia Sunset’ x macrostachya) x ([‘Good Pink’ x (leucotricha x ‘Rex’)] | P. Conner |
| IR88414 | 1988 | Sinningia | Anna Chips | S. ‘Anna W.’ x S. ‘Cherry Chips’ | A. Wojcik |
| IR88415 | 1988 | Sinningia | Anna Sprite | S. ‘Anna Chips’ x S. pusilla ‘White Sprite’ | M. Belisle |
| IR111156 | 2011 | Streptocarpus | Annabel Rae | S. ‘Lavender Rosette’ x S. ‘Silvia’ | Ray Annabel |
| IR091108 | 2009 | Streptocarpus | Annabell | parents unknown | Annabell Thomas |
| IR92468 | 1992 | Sinningia | Anne Crowley | S. ‘Georgia Sunset’ hybrid F2 x S. macropoda | P. Cummiskey |
| IR63031 | 1963 | Sinningia | Anne Pistori | S. speciosa hybrid | F. Pistori |
| IR171379 | 2017 | Primulina | Annete | (P. subrhomboidea x P. dryas ‘Hisako’) x P. sclerophylla | Andy Kuang |
| IR80178 | 1980 | Sinningia | Annette | S. (‘Pennside’ x unnamed hybrid) x ‘Lilac time’ | T. Bona |
| IR101132 | 2010 | Sinningia | Anthony Wayne | S. ‘Iris Walker’ x S. guttata | B. Walker |
| IR80186 | 1980 | xCodonatanthus | Antique Gold | N. ‘Cheerio’ x C. gracilis | W. R. Saylor |
| IR99566 | 1999 | Streptocarpus | Antique Rose | 141-A x ‘King’s Cloak’ | J. Ford |
| IR211573 | 2021 | Achimenes | AnYa’s Freckled Girl | A. ‘Charm’ x A. ‘Dot’ | Anna Yatsyshyna |
| IR211568 | 2021 | Achimenes | AnYa’s Leopard Queen | A. pulcherrima. x self | Anna Yatsyshyna |
| IR211574 | 2021 | Achimenes | AnYa’s Snowflake | A. ‘Snow Princess’ x A. ‘Bernice’ | Anna Yatsyshyna |
| IR211571 | 2021 | Achimenes | AnYa’s Stardust | A. ‘Light Blue’ x A.’Ambroise Verschaffelt’ | Anna Yatsyshyna |
| IR79177 | 1979 | Columnea | Apollo | long lline of seedlings incl. arguta and verecunda F. C. | M. Haualand |
| IR99567 | 1999 | Streptocarpus | Apple Blossom | ‘Hunter’ x 174B | J. Ford |
| IR93473 | 1993 | Sinningia | Apricot Down | S. canescens x S. iarae | C. Rampton |
| IR80208 | 1980 | Achimenes | Apricot Glow | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR211627 | 2021 | Primulina | Argentum | P. ophiopogoides x P. guizhongensis | Yuyang Lei |
| IR01783 | 2001 | Streptocarpus | Ariamsvlei | pink johannis type hybrid x S. denticulatus | J. Truter |
| IR81218 | 1981 | Gloxinia (xGloximannia) | Arion | See xGloximannia ‘Arion’ | F. Batcheller |
| IR091118 | 2003 | Sinningia | Arkansas Bells | S. sellovii x S. tubiflora | Jon Lindstrom |
| IR101142 | 2010 | Streptocarpus | Arkansas Empress | S. insularis x S. conspicua | Jon Lindstrom |
| IR111163 | 2011 | Sinningia | Arkansas Royalty | S. pusilla ‘White Sprite’ x S. species “Ibitioca” | Jon Lindstrom |
| IR98519 | 1998 | Columnea | Arthur Treacher | C. ‘Turandot’ x C. zebranella | J. Trowbridge |
| IR211614 | 2021 | Sinningia | Arz’s Bayram | S. ‘Texas Zebra’ x S. ‘Fu’s Prima Donna’ | Arzu Daldal |
| IR071025 | 2007 | Sinningia | Asela | hybrid from AGGS seed fund lavender/pink mix x ‘Super Orange’ | Brad Walker, |
| IR01740 | 2001 | Primulina (Chirita) | Atsuko | P. fimbrisepala ‘Wuhan’ x P. subrhomboidea | T. Okuto |
| IR071046 | 2007 | Streptocarpus | Audrey | S. mixed seed | N. Block |
| IR67095 | 1967 | Sinningia | August Snow | S. speciosa hybrid | I. F. August |
| IR06925 | 2006 | Streptocarpus | Aurora | ‘Hannah Ellis’ x unknown | P.A. Heath |
| IR63071 | 1963 | Columnea (xColtrichantha) | Aurora | C. verecunda ‘Florence Carrell’ x C. (T.) illepida | Cornell U. |
| IR88440 | 1988 | Sinningia | Aurora Borealis | S. ‘Red Kay’ selfed, x-radiated | T. Bona |
| IR221742 | 2022 | Achimenes | Aussie Beauty | A. seedling HS-105-13 x A. seedling HS-032-12 | Serge Saliba |
| IR151279 | 2015 | Primulina | Autumn Color of Li-River | P. lijiangensis x P. lutea | Yu-Zhen Ge |
| IR01747 | 2001 | Streptocarpus | Autumn Dew | ‘ Ohama’ x hbd. 108 | T. Okuto |
| IR80191 | 1980 | Columnea | Autumn Leaves | C. ‘Pixie’ x C. erythrophaea | W. R. Saylor |
| IR211628 | 2021 | Primulina | Autumn Wild Goose | P. papillosa x P. guigangensis | Yuyang Lei |
| IR201542 | 2020 | Primulina | Autumntime | P. hochiensis x P. guizhongensis | Haixia Yan |
| IR141258 | 2014 | Primulina | Avery’s Amethyst Galaxy | P. ‘Avery’s Amethystinum’ x P. baishouensis | Avery Chan |
| IR131218 | 2013 | Primulina | Avery’s Amethystinium | P. eburnea x P. gueilinensis v. longipedunculata | Avery Chan |
| IR141259 | 2014 | Primulina | Avery’s Debao Fulmination | sport of P. debaoensis | Avery Chan |
| IR131219 | 2013 | Primulina | Avery’s Dwarf Dragon | P. gueilinensis v. longipedunculata x P. shouchengensis | Avery Chan |
| IR141260 | 2014 | Primulina | Avery’s Eternal Galaxy | P. laxiflora x P. baishouensis | Avery Chan |
| IR141261 | 2014 | Primulina | Avery’s Eternal Glisten | P. laxiflora x P. longii | Avery Chan |
| IR131220 | 2012 | Primulina | Avery’s Eternal Horn | P. laxiflora x P. lunglinensis | Avery Chan |
| IR141262 | 2014 | Primulina | Avery’s Eternal Lavender | P. laxiflora x P. gueilinensis | Avery Chan |
| IR141263 | 2014 | Primulina | Avery’s Eternal Ruffles | P. fimbrisepala x P. laxiflora | Avery Chan |
| IR131221 | 2013 | Primulina | Avery’s Eternal Star | P. laxiflora x P. hochiensis | Avery Chan |
| IR141264 | 2014 | Primulina | Avery’s Fimbri A1 | natural sport of P. fimbrisepala | Avery Chan |
| IR141265 | 2014 | Primulina | Avery’s Fimbri Snow | natural sport of P. fimbrisepala | Avery Chan |
| IR141266 | 2014 | Primulina | Avery’s Galactic Yammie | P. baishouensis x P. purpurea | Avery Chan |
| IR141267 | 2014 | Primulina | Avery’s Glistening Galaxy | P. longii x P. baishouensis | Avery Chan |
| IR141268 | 2014 | Primulina | Avery’s Glistening Lavender | P. guilinensis x P. longil | Avery Chan |
| IR141269 | 2014 | Primulina | Avery’s Guilin Fulmination | natural sport of P. guilinensis | Avery Chan |
| IR141270 | 2014 | Primulina | Avery’s HK Liberty | P. sinensis x P. yangchunensis | Avery Chan |
| IR141271 | 2014 | Primulina | Avery’s Lavender Galaxy | P. guilinensis x P. baishouensis | Avery Chan |
| IR141272 | 2014 | Primulina | Avery’s Linear Snow | natural sport of P. linearifolia | Avery Chan |
| IR141273 | 2014 | Primulina | Avery’s Liujiang Fulmination | natural sport of P. liujiangensis | Avery Chan |
| IR141274 | 2014 | Primulina | Avery’s Longi Fulmination | natural sport of P. longii | Avery Chan |
| IR141275 | 2014 | Primulina | Avery’s Medicox | P. medica x P. eburnea | Avery Chan |
| IR131216 | 2013 | Primulina | Avery’s MoMo Fantasy | P. yungfuensis x P. laxiflora | Avery Chan |
| IR141276 | 2014 | Primulina | Avery’s Oriental Dragon | P. ‘Avery’s Fimbri A1’ x P. linearifolia | Avery Chan |
| IR131222 | 2012 | Primulina | Avery’s Pink Yammie | P. linearifolia x P. purpurea | Avery Chan |
| IR141277 | 2014 | Primulina | Avery’s Universe | Natural sport of P. fimbrisepala | Avery Chan |
| IR01748 | 2001 | Streptocarpus | Awaji | ‘ Kimi’ x ‘ Momo’ | T. Okuto |
| IR77149 | 1977 | Nematanthus | Bambino | N. ‘Bijou’ x self | W. R. Saylor |
| IR99568 | 1999 | Streptocarpus | Bandito | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR85352 | 1985 | Sinningia | Barbara Jean | S. ‘Super Orange’ x S. (‘April Snow’ x ‘Norma Jean’) | A. Wojcik |
| IR63033 | 1963 | Sinningia | Barbie | S. ‘Velvet Charm’ x S. cardinalis | A. G. Belchier |
| IR89442 | 1989 | Eucodonia | Beau | E. ‘Petite Tutu’ x E. verticillata ‘Frances’ | G. Bull |
| IR191452 | 2019 | Primulina | Beauty with Light Makeup | P. liboensis (W.T. Wang & D.Y. Chen) Mich. Möller & A.Weber x P. glandaceistriata X.X. Zhu, F. Wen & H. Sun | Hai-xia Yan |
| IR82226 | 1982 | xSmithicodonia | Behavin | Smithiantha ‘Little One’ x Eucodonia | Jim Roberts |
| IR06978 | 2006 | Streptocarpus | Beka | parentage unknown | S. H. Snelson |
| IR89444 | 1989 | Achimenes | Belinda | A. ‘Tarantella’ x A. ‘India’ | C. Lawn |
| IR081067 | 2008 | Streptocarpus | Bella | ‘Bristol’s Red Typhoon’ x S. unnamed seedling | K. Williams |
| IR73123 | 1973 | Sinningia | Benten | S. ‘Ramadeva’ x S. barbata | F. Batcheller |
| IR99569 | 1999 | Streptocarpus | Bermuda Sunset | ‘Grape Slush’ x ‘Happy Time Gal’ | J. Ford |
| IR60010 | 1960 | Sinningia | Bernice | S. eumorpha x S. cardinalis | D. Horton (introd. |
| IR88416 | 1988 | Sinningia | Beta Chip | S. ‘Black Light’ x S. ‘Anna Chip’ | M. Belisle |
| IR98520 | 1998 | Columnea | Betty Hutton | C. nicaraguensis x C. ‘Dee Light’ | J. Trowbridge |
| IR66086 | 1966 | Sinningia | Betty Powell | S. ‘Velvet Charm’ x S. barbata | S. Casalese |
| IR65060 | 1965 | Sinningia | Betty Stoehr | S. (eumorpha x pink slipper) selfed | T. Bona |
| IR101133 | 2010 | Sinningia | Beulah Mae | S. eumorpha x S. rupicola | B. Walker |
| IR161340 | 2016 | Seemannia | Beulah Mae | S. gymnostoma x S. ‘239’ | Brad Walker |
| IR94485 | 1994 | Sinningia | Bewitched | Complex hybrid from S. cardinalis ‘Skydiver’ , S. macropoda | P. Shalit |
| IR151285 | 2015 | Primulina | Big Apple | P.’Lavender Apple’ x P. guelinensis | Lai Bi-dan |
| IR84311 | 1984 | Aeschynanthus | Big Apple | A. micranthus x A. evrardii | B. Schwarz |
| IR02806 | 2002 | Smithiantha | Big Dots Rule | S. ‘Duet’ x S. ‘Sassy Redhead’ | Dale Martens |
| IR01749 | 2001 | Streptocarpus | Big Yolk | ‘ Kimi’ x ‘Momo’ | T. Okuto |
| IR77150 | 1977 | Nematanthus | Bijou | N. wettsteinii x N. fritschii | W. R. Saylor |
| IR211629 | 2021 | Primulina | Bishui Ziyun | P. pseudoeburnea x P. laxiflora | Haixia Yan |
| IR99570 | 1999 | Streptocarpus | Black Beauty | ‘North Star’ x ‘North Star’ selfed | J. Ford |
| IR99571 | 1999 | Streptocarpus | Black Berry Brandy | 238-A x 244 | J. Ford |
| IR99572 | 1999 | Streptocarpus | Black Magic | ‘Lady Anne’ x ‘Black Beauty’ | J. Ford |
| IR70109 | 1970 | Nematanthus | Black Magic | N. wettsteinii x N. ‘Stoplight’ | W. R. Saylor |
| IR071047 | 2007 | Streptocarpus | Black Magic Woman | S. ‘Lyn’s Ruby Red’ x S. ‘Iced Pink Flamingo’ | Nancy Block |
| IR01047 | 2007 | Streptocarpus | Black Magic Woman | ‘Lyn’s Ruby Red’ x ‘Iced Pink Flamingo’ | N. Block |
| IR99573 | 1999 | Streptocarpus | Black Panther | ‘North Star’ x ‘North Star’ selfed | J. Ford |
| IR99576 | 1999 | Streptocarpus | Blue Bonnet | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR221822 | 2022 | Primulina | Blue Cherry Blossom | P. spadiciformis complex x P. spadiciformis complex | Dingjiao Lan |
| IR191468 | 2019 | Primulina | Blue Eyes | P. guizhongensis x P. petrocosmeoides | Lai Bi-dan |
| IR161325 | 2016 | Primulina | Blue Giraffe | P. semicontorta x P. maculata | Wang Bing-mou |
| IR99577 | 1999 | Streptocarpus | Blue Heaven | ‘Double Raspberry Parfait’ x S. johannis | J. Ford |
| IR99707 | 1999 | Streptocarpus | Blue Iceberg | ‘Blushing Bride’ x ‘White Nymph’ | J. Ford |
| IR191453 | 2019 | Primulina | Blue Light | P. macrorhiza (D. Fang & D.H. Qin) Mich. Möller & A. Weber x P. purpurea F. Wen, Bo Zhao & Y.G. Wei | Hai-xia Yan |
| IR06965 | 2006 | Streptocarpus | Blue Lightning | un-named hybrid x ‘Achilles’ | P. Lee |
| IR231908 | 2023 | Petrocosmea | Blue Magic | P. barbata x P. sinensis | Chao-Qun Li |
| IR06930 | 2006 | Episcia | Blue Mist | ‘Silver Skies’ x ‘Faded Jade’ | B. Cessna |
| IR131235 | 2013 | Primulina (Chirita) | Blue Mood | P. linearifolia × P. macrorhiza | Lai Bi-Dan and Wen Fang |
| IR141235 | 2014 | Primulina | Blue Mood | P. linearifolia x P. macrorhiza | Lai Bi-Dan |
| IR88439 | 1988 | Achimenes | Blue Moon | A. ‘India’ x A. ‘Fairy Pink’ | C.Lawn |
| IR05897 | 2005 | Streptocarpus | Blue Network | ‘ The King’ x ‘ Muse’ | D. Thompson |
| IR161324 | 2016 | Primulina | Blue Sand | P. semicontorta x P. mabaensis | Pan Bo |
| IR191469 | 2019 | Primulina | Blue Star | P. cordistigma x P. guizhongensis | Lai Bi-dan |
| IR221720 | 2022 | Primulina | Blue Swan | P. qintangensis x P. leiophylla | Wendi Yu |
| IR231911 | 2023 | Petrocosmea | Blue Visions | P. sinensis x P. cryptica | Miao-Miao Wang |
| IR201515 | 2020 | Streptocarpus | Blueberry Creme | S. saxorum x S. stomandrus | Patrick Worley |
| IR99574 | 1999 | Streptocarpus | Blueberry Lane | ‘Fleur-de-lis’ x ‘Happy Time Gal’ | J. Ford |
| IR99575 | 1999 | Streptocarpus | Bluebird | 238-A x 244 | J. Ford |
| IR69102 | 1969 | Sinningia | Bob W. | S. (‘Dollbaby’ x unnamed hybrid) x unknown hybrid | T. Bona |
| IR121190 | 2012 | xAchimenantha | Bobcat | Achimenes erecta x XAchimenantha ‘Star of Stars’ | Sharon Crochet |
| IR80198 | 1980 | Columnea | Boheme | C. ‘Chanticleer’ x C. erythrophaea | T. Bona |
| IR211548 | 2021 | Sinningia | Bonnie’s Bliss | Clara Louise’ x S. ‘Lena H.’ | Margery Anderson-Clive |
| IR101134 | 2010 | Sinningia | Booges Glory | S. eumorpha x S. conspicua | B. Walker |
| IR161338 | 2016 | Seemannia | Booges of the Woods | S. ‘200’ noid1 x S.’Purple Prince’ | Brad Walker |
| IR101136 | 2010 | Sinningia | Booges Spotty One | S. eumorpha x S. douglasii | B. Walker |
| IR101135 | 2010 | Sinningia | Booges’ Pink Surprise | S. eumorpha x S. leucotricha | B. Walker |
| IR111171 | 2011 | Streptocarpus | Bowmere | S. ‘Violet Lace’ x unknown | Dave Downs |
| IR88424 | 1988 | Sinningia | Boxey-Anna | S. ‘Anna W.’ F2 | A. Wojcik |
| IR99578 | 1999 | Streptocarpus | Brigadoon | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR66084 | 1966 | Sinningia | Bright Eyes | S. (pusilla x concinna) x S. pusilla | C. D. Clayberg |
| IR191475 | 2019 | Primulina | Bright Fall | P. guizhongensis x P. leprosa | Haixia Yan |
| IR00726 | 2000 | Kohleria | Brimstone | K. bogotensis (w 2556) x K. hondensis | J. Boggan |
| IR63041 | 1963 | Sinningia | Brite Baby | S. (eumorpha x macropoda) x S. hybrid | P. Schulz |
| IR63052 | 1963 | Columnea | Broget Stavanger | sport of C. ‘Stavanger’ | M. Haualand |
| IR101131 | 2010 | Streptocarpus | Brooklin’s Purple Lace | S. ‘Bristol’s Goose Egg’ x S. ‘The King’ | B. Williams |
| IR99579 | 1999 | Streptocarpus | Brown Sugar | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR181405 | 2018 | Sinningia | Bud’s Blue Ibis | S. ‘Bud’s Lace Curtain’ x S. ‘Silhouette’ | Brandon W. Erikson |
| IR181407 | 2018 | Sinningia | Bud’s Calpurnia | S. ‘Bud’s Lace Curtain”x S. ‘Bud’s Pompeii Princess’ | Brandon W. Erikson |
| IR181406 | 2018 | Sinningia | Bud’s Dale Marie | S. ‘Bud’s Raspberry Beret’ x S. ‘Bud’s Pompeii Princess’ | Brandon W. Erikson |
| IR171356 | 2017 | Kohleria | Bud’s Little Gollum | K. ‘Bud’s Lady Marmalade’ x K.’Bud’s Arabesque’ | Brandon W. Erikson |
| IR171365 | 2017 | Kohleria | Bud’s Little Pig | K. ‘Peridots Kitlope’ x K. ‘Peridots Kitlope’ | Brandon W. Erikson |
| IR171358 | 2017 | Sinningia | Bud’s Raspberry Beret | S. ‘Bud’s Elemental’ x S.conspicua | Brandon W. Erikson |
| IR17138 | 2017 | Sinningia | Bud’s Raspberry Beret | S. ‘Bud’s Elemental’ x S. conspicua | B. Erikson |
| IR171357 | 2017 | Kohleria | Bud’s Stacy Lynn | K. ‘Emily Roberts’ x K. ‘Peridots Kitlope’ | Brandon W. Erikson |
| IR84313 | 1984 | Sinningia | Buffy | S. ‘Ruby-throated Dollbaby’ x S. ‘Pink Imp’ | Mrs. W. Woodruff |
| IR99580 | 1999 | Streptocarpus | Burgundy | 52-C x ‘Toronto’ | J. Ford |
| IR081068 | 2008 | Streptocarpus | Burgundy Ice | ‘Bristol’s Red Typhoon’ x unnamed seedling | K. Williams |
| IR121195 | 2012 | Streptocarpus | Burgundy Lace | S. unnamed hybrid x S. ‘Ronduls Kristin’ | Kim Williams |
| IR02812 | 2002 | Streptocarpus | Burgundy Ruffles | ‘Suzie’ x ‘Michael’ | D. Thompson |
| IR091115 | 2009 | Sinningia | Butter & Cream | S. aggregata (yellow flowers) x S. tubiflora | David Zaitlin |
| IR02813 | 2002 | Streptocarpus | Butter Blues | ‘Burgundy’ x ‘Sunsweet’ | D. Thompson |
| IR101145 | 2010 | Streptocarpus | Butterfly Effect | S. ‘Bristol’s Blackbird’ x S. ‘Iona’ | Gunilla Ridderberg |
| IR77151 | 1977 | Nematanthus | Butterscotch | N. strigillosus x N. ‘Tropicana’ | W. R. Saylor |
| IR01796 | 2001 | Streptocarpus | Buttons | parentage unknown as are dates of hybridizing and first blooming | K. Williams |
| IR141239 | 2013 | Sinningia | Cajun Butterfly | S. ‘Mark Twain’ x pink and white spotted S. seedling from GS welcome package | Sharon Crochet |
| IR141242 | 2014 | Sinningia | Cajun Prince | Pink and white S. seedling from GS welcome package x S. ‘Mark Twain’ | Sharon Crochet |
| IR141240 | 2014 | Sinningia | Cajun Princess | S. ‘Mark Twain’ x pink and white spotted S. seedling from GS welcome package | Sharon Crochet |
| IR131212 | 2013 | Sinningia | Cajun Sunrise | S. ‘Super Orange’ x S. ‘Scarlet Sunset’ | Sharon Crochet |
| IR131213 | 2013 | Sinningia | Cajun Sunset | S. ‘Scarlet Sunset’ x S. ‘Super Orange’ | Sharon Crochet |
| IR02814 | 2002 | Streptocarpus | Calico Print | ‘Serius’ x ‘Janus’ | D. Thompson |
| IR96497 | 1996 | xPhinastema | California Dreaming | P. albolineata x D. comiferum | Dale Martens |
| IR80192 | 1980 | Columnea | Campfire | C. (‘Early Bird’ x ‘Othello’) x C. erythrophaea | W. R. Saylor |
| IR63072 | 1963 | Columnea (xDaltrichantha) | Campus Favorite | C. affinis (D. sanguinea) x C. (T.) sanguinolenta | Cornell U. |
| IR63073 | 1963 | Columnea | Campus Gem | C. tulae ‘Flava’ (C. scandens v., tulae) x C. hirta | Cornell U. |
| IR63074 | 1963 | Columnea (xColtrichantha) | Campus Queen | C. (T.) moorei x C. linearis | Cornell U. |
| IR63075 | 1963 | Columnea | Campus Sunset | C. verecunda ‘Florence Carrell’ x C. arguta | Cornell U. |
| IR99581 | 1999 | Streptocarpus | Can Can | ‘Ice Capade’ x ‘Raspberry Charm’ | J. Ford |
| IR63076 | 1963 | Columnea (xColtrichantha) | Canary | C. verecunda ‘Florence Carrell’ x C. (T.) moorei | Cornell U. |
| IR99582 | 1999 | Streptocarpus | Candy Cane | ‘Ruffles in Pink’ x ‘Ruffles in Pink’ selfed | J. Ford |
| IR02808 | 2002 | Streptocarpus | Canterbury Surprise | Sport of S. rexii x-rayed | D. Martens |
| IR071035 | 2007 | Streptocarpus | Cape Baby | ‘Cape Essence’ x ‘Museum of Art’ | N. Block |
| IR63038 | 1963 | Columnea | Capella | C. ‘Stavanger’ x C. Xvedrariensis | M. Haualand |
| IR99583 | 1999 | Streptocarpus | Cappuchino | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR93472 | 1993 | Sinningia | Carnaval | S. kautskyi x S. schiffneri | D. Zaitlin |
| IR89448 | 1989 | Nematanthus | Carnival | N. ‘Bijou’ x N. longipes | W. R. Saylor |
| IR191467 | 2019 | Achimenes | Carol Ann | A. ‘Apple Cider’ open pollination | Carol Ann Bonner |
| IR97513 | 1997 | Smithiantha | Caroline | ‘Maggie’ x ‘Halloween’ | Margaret Cass |
| IR201518 | 2020 | PrimulinaM | Carpet of Flowers | P. glandaceistriata x P. yungfuensis | Haixia Yan |
| IR63082 | 1963 | Columnea | Cascadilla | C. xeupohora ‘Ithacan x C. xwoodii ‘Harvard Window’ | Cornell U. |
| IR77153 | 1977 | Nematanthus | Castanet | N. unnamed seedling x N. ‘Black Magic’ | W. R. Saylor |
| IR191470 | 2019 | Primulina | Cat’s Bicolour Garland | P. ‘Cat’s Garland’ x P. lutea | Lai Bi-dan |
| IR151284 | 2015 | Primulina | Cat’s Blue Ring | P. medica x P. macrorhiza | Lai Bi-dan |
| IR151283 | 2015 | Primulina | Cat’s Flamingo | P. fimbrisepala x P. linearifolia | Lai Bi-dan |
| IR161319 | 2016 | Primulina | Cat’s Garland | P. yungfuensis x P. glandulosa var yangshouensis | Lai Bi-dan |
| IR141256 | 2014 | Primulina | Cat’s Goldfish | P. sp. x P. flavimaculata | Lai Bi-dan |
| IR161327 | 2016 | Primulina | Cat’s Little Cow | P. yungfuensis x P. beiliuensis var. fimbribracteata | Lai Bi-dan |
| IR151282 | 2015 | Primulina | Cat’s Spoondrift | P. medica x P. macrorhiza | Lai Bi-dan |
| IR161328 | 2016 | Primulina | Cat’s Spring | P. yungfuensis x P. sclerophylla | Lai Bi-dan |
| IR191471 | 2019 | Primulina | Cat’s Sunshine | P. versicolor x P. pseudoeburnea | Lai Bi-dan |
| IR161326 | 2016 | Primulina | Cat’s Tail | P. ‘Blue Mood’ x P. guelinensis | Lai Bi-dan |
| IR211549 | 2021 | Sinningia | Cathay’s William | S. ‘Clara Louise’ x S. ‘Lena H.’ | Margery Anderson-Clive |
| IR02815 | 2002 | Streptocarpus | Cathedral Window | ‘ Burgundy’ x ‘Bristol’s Petticoats’ | D. Thompson |
| IR63069 | 1963 | Columnea | Cayugan | C. crassifolia x C. hirta | Cornell U. |
| IR99584 | 1999 | Streptocarpus | Cecily | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR151287 | 2015 | Sinningia | Celestial Mist | S. ‘His Majesty’ x self | Sharon Crochet |
| IR05898 | 2005 | Streptocarpus | Celestial Radiance | ‘The King’ x ‘ Bristol’s Blue Water’ | D. Thompson |
| IR68097 | 1968 | xSmithicodonia | Cerulean Mink | Smithiantha multiflora x Eucodonia ehrenbergii | Henry C. Peterson |
| IR121191 | 2012 | xAchimenantha | Chancey Marie | Achimenes erecta x XAchimenantha ‘Star of Stars’ | Sharon Crochet |
| IR201522 | 2020 | Primulina | Chang-Ngo | P. glandaceistriata seedling selection | Li Shu |
| IR82237 | 1982 | Columnea | Chanticleer | C. ‘Yellow Dancer’ x C. tulae ‘Rubra’ (now scandens v. tul | T. Bona |
| IR221814 | 2022 | Primulina | Charley | P. dryas angustifolia x P. linearicalyx | Barb Borleske |
| IR96502 | 1996 | Streptocarpus | Charlotte | ‘Susan’ x unknown | K. Jones |
| IR77152 | 1977 | Nematanthus | Cheerio | N. gregarius x N. wettsteinii | W. R. Saylor |
| IR221827 | 2022 | Primulina | Cheese Berry | P. carinata x P. heterochroa | Jiaxin Fu |
| IR85353 | 1985 | Sinningia | Cherry Chips | S. ‘Cindy-ella’ x S. ‘Scarlet Red’ | E. J. Small Greenhse |
| IR99585 | 1999 | Streptocarpus | Cherry Cola | ‘Sensation’ x ‘Toronto’ | J. Ford |
| IR85354 | 1985 | Sinningia | cherry Frosting | S. ‘Super Orange’ x S. ‘Cherry Chips’ | A. Wojcik |
| IR99586 | 1999 | Streptocarpus | Cherry Vanilla | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR141251 | 2008 | Primulina | Chiaki | P. dryas ‘Angustifolia ‘ x P. lutea | Toshijiro Okuto |
| IR081059 | 2008 | Streptocarpus | China Doll | ‘Emily’ x unknown | K.D. Capper |
| IR231905 | 2023 | Petrocosmea | Chinese Little Master | P. sinensis x P. minor | Tian-Feng Lu |
| IR74133 | 1974 | Episcia | Chocolate ‘N’ Cherries | selected clone of unknown parents | L. Easterbrook |
| IR68098 | 1968 | Episcia | Chocolate Shine | chance seedling of unknown parents | D. Allen |
| IR99587 | 1999 | Streptocarpus | Chorus Line | ‘Ice Capade’ x ‘Raspberry Charm’ | J. Ford |
| IR00738 | 2000 | Streptocarpus | Chrissy | red seedling x S. vandeleurii | J. Ellis |
| IR71117 | 1971 | Columnea | Christmas Carol | C. ‘Red Spur’ x C. hirta ‘Mortoni’ | W. R. Saylor |
| IR99588 | 1999 | Streptocarpus | Christmas Eve | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR99589 | 1999 | Streptocarpus | Christmas Morning | ‘Captain Blood’ x ‘Oglevee’s Red’ | J. Ford |
| IR99590 | 1999 | Streptocarpus | Christopher Robin | ‘Lemon Meringue’ x ‘White Nymph’ | J. Ford |
| IR111165 | 2011 | Sinningia | Cindy | S. concinna x S. eumorpha | Thomas Talpey |
| IR72121 | 1972 | Sinningia | Cindy-ella | tetraploid of S. ‘Cindy’ (S. concinna x S. eumorpha) | C. W. Nixon |
| IR221823 | 2022 | Primulina | Cinnabar Mole | P. hochiensis var. rosulata x (P. longgangensis x P. leprosa) | Wendi Yu |
| IR99591 | 1999 | Streptocarpus | Cinnamon Girl | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR91459 | 1991 | xGloximannia | Circe | xGloximannia ‘Medea’ x Seemannia gymnostoma | Frances Batcheller |
| IR091123 | 2009 | Streptocarpus | Citron | S. ‘Bristol’s Tiger Lily’ x S. ‘Iona’ | Gunilla Ridderberg |
| IR63037 | 1963 | Sinningia | City of Reading | S. [(eumorpha x ‘Velvet Charm’) x R. cardinalis] selfed | T. Bona |
| IR80204 | 1980 | Sinningia | Claire R. | S. ‘Red Kay’ x unnamed Smalls Sinningia | T. Bona |
| IR211550 | 2021 | Sinningia | Clara Louise | S. eumorpha x S. ‘Anne Crowley’ | Margery Anderson-Clive |
| IR97514 | 1997 | Smithiantha | Clarissa | complex long line of crosses | M. Cass |
| IR221721 | 2022 | Primulina | Cleopatra | P. jiuwanshanica x P. wuae | Wendi Yu |
| IR64057 | 1964 | Episcia | Cleopatra | Sport of ‘Frosty’ | E.L. Easterbrook |
| IR231907 | 2023 | Petrocosmea | Cloak | P. cryptica x P. shilinensis var. changhuensis | Tian-Feng Lu |
| IR82222 | 1982 | xAchimenantha | Cloe | not given | Patrick Worley |
| IR82227 | 1982 | Kohleria | Clown Prince | K. amabilis x K. ‘Longwood’ | P. Worley |
| IR80197 | 1980 | Kohleria | Clytie | K. ‘Longwood’ x K. (‘Rongo’ x amabilis) | F. Batcheller |
| IR181425 | 2018 | Petrocodon | coccineus ‘Golden Phoenix’ | P. coccineus (C.Y.Wu ex H.W.Li) Y.Z.Wang) x self | Wei-Chuen Chou |
| IR181426 | 2018 | Petrocodon | coccineus ‘Snow Phoenix’ | P. coccineus (C.Y.Wu ex H.W.Li) Y.Z.Wang) x self | Fang Wen |
| IR92465 | 1992 | Sinningia | Colorado Sunset | S. hybrid mixture | T. Foster |
| IR221722 | 2022 | Primulina | Comet | P. jiuwanshanica x P. villosissima | Wendi Yu |
| IR071036 | 2007 | Streptocarpus | Confetti | ‘X-ray Vision’ x ‘Bristol’s Lipstick’ | N. Block |
| IR71111 | 1971 | Kohleria | Connecticut Belle | K. amabilis x K. eriantha | C. D. Clayberg |
| IR99592 | 1999 | Streptocarpus | Cool Blue Bitsy | 224 x ‘Party Doll’ | J. Ford |
| IR61012 | 1961 | Episcia | Cora Weigel | Canal Zone Hybrid seedling. X ‘Chocolate Soldier’ | L. Kurzhals |
| IR99593 | 1999 | Streptocarpus | Coral Flair | 125-A x ‘Coral Reef’ | J. Ford |
| IR57005 | 1957 | Sinningia | Coral Gem | S. macropoda x S. eumorpha (reg. as xGloxinera) | C. B. Sheperd |
| IR06959 | 2006 | Gesneria | Coral Sun | G. cuneifolia v. quebradillas x G. acaulis ‘ | Jeanne Krieger |
| IR80209 | 1980 | Achimenes | Coral Sunset | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR63070 | 1963 | Columnea | Cornellian | C. verecunda ‘Florence Carrell’ x C. crassifolia | Cornell U. |
| IR071026 | 2007 | Achimenes | Cote d’Ivoire | A. ‘Orange Queen’ x A. ‘Yellow Queen’ | |
| IR99594 | 1999 | Streptocarpus | Cottontail | ‘Blueberries and Cream’ x ‘Ariadne’ | J. Ford |
| IR96489 | 1996 | Sinningia | Country Bittersweet | S. ‘Super Orange’ x S. ‘Foxfire’ F3 | M. Belisle |
| IR96490 | 1996 | Sinningia | Country Snowflake | S. ‘Snowbird’ x S. ‘Tai Pan’ F3 | M. Belisle |
| IR99595 | 1999 | Streptocarpus | Cranberry | ‘Imperial Lavender Lace’ x 129-A | J. Ford |
| IR00721 | 2000 | Streptocarpus | Cranberry Velvet | ‘ White Christmas’ x ‘Silhouette’ | J. Ford |
| IR99700 | 1999 | Streptocarpus | Crimson and Clover | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR74135 | 1974 | Episcia | Crossroads | selected clone of unknown parents | E.L. Easterbrook |
| IR63042 | 1963 | Sinningia | Crystal | S. eumorpha x[S. macropoda x eumorpha) x S. macropoda] | P. Schulz |
| IR66085 | 1966 | Sinningia | Cupid’s Doll | S. ‘Ramadeva’ x S. ‘Dollbaby’ | R. Katzenberger |
| IR201516 | 2020 | Episcia | cupreata ‘Belize’ | Parentage unknown | Ron Myhr |
| IR63049 | 1963 | Sinningia | Curly Audrey | S. ‘Velvet Charm’ x S. cardinalis | A. G. Belchier |
| IR221726 | 2022 | Primulina | Cute ‘Xiao Lin | P. pungentisepala x self | Le Luo |
| IR231846 | 2023 | Primulina | CW’s Asterism Dream | P. diffusa x P. sp. nov. | Wei-Chuen Chou |
| IR231848 | 2023 | Primulina | CW’s Calmness Dream | P. ronganensis x P. macrorhiza | Wei-Chuen Chou |
| IR231861 | 2023 | Primulina | CW’s Chuang Tzu’ Dream Butterfly | P. macrorhiza f. alba x P. diffusa ‘Jade Tablet’ | Wei-Chuen Chou |
| IR231851 | 2023 | Primulina | CW’s Copper Dream | P. curvituba x P. heterochroa | Wei-Chuen Chou |
| IR231859 | 2023 | Primulina | CW’s Deepsea Dream | P. papillosa x P. gongchengensis | Wei-Chuen Chou |
| IR231854 | 2023 | Primulina | CW’s Dragon Dream | P. yangshuoensis x P. longzhouensis | Long-Fei Fu |
| IR231843 | 2023 | Primulina | CW’s Elegant Dream | P. lutea x P. purpureokylin | Wei-Chuen Chou |
| IR231836 | 2023 | Primulina | CW’s Fantasy Dream | P. ‘Sweet Dream’ x P. heterochroa | Xin-xin Deng |
| IR231835 | 2023 | Primulina | CW’s Febbraio Dream | P. leprosa x P. macrorhiza | Xin-xin Deng |
| IR231855 | 2023 | Primulina | CW’s Gamboge Dream | P. yungfuensis x P. lutea | Wei-Chuen Chou |
| IR231860 | 2023 | Primulina | CW’s Gilding Dream | P. carinata ‘GCCC’s Whitish Pouch’ x P. heterochroa | Wei-Chuen Chou |
| IR231849 | 2023 | Primulina | CW’s Gold Swallow Dream | P. petrocosmeoides x P.yandongensis | Wei-Chuen Chou |
| IR231858 | 2023 | Primulina | CW’s Golden Pin Dream | P. bullata x P. heterochroa | Wei-Chuen Chou |
| IR221832 | 2023 | Primulina | CW’s Gorgeous Dream | P. sp.nov x P. colaniae | Zi-Meng Yang, Wei-Chuen Chou, Fang Wen |
| IR231832 | 2023 | Primulina | CW’s Gorgeous Dream | P. sp.nov x P. colaniae | Zi-Meng Yang |
| IR231840 | 2023 | Primulina | CW’s Happy Dream | P. maculata x P. jiuwanshanica | Wei-Chuen Chou |
| IR231844 | 2023 | Primulina | CW’s Harvested Dream | P. liboensis f. alba x P.. qintangensis | Zi-Bing Xin |
| IR231839 | 2023 | Primulina | CW’s Hunan Dream | P. hunanensis x P. jiuwanshanica | Di-Ya Chen |
| IR231857 | 2023 | Primulina | CW’s Lavender Dream | P. sinovietnamica x P. spiradiclioides | Wei-Chuen Chou |
| IR231856 | 2023 | Primulina | CW’s Magnificent Dream | P. sinovietnamica x P. heterochroa | Wei-Chuen Chou |
| IR231850 | 2023 | Primulina | CW’s Orange Dream | P. curvituba x P. heterochroa | Wei-Chuen Chou |
| IR231831 | 2023 | Primulina | CW’s Purple Crystal Dream | P. halongensis x P. qintangensis | Zi-Meng Yang |
| IR231842 | 2023 | Primulina | CW’s Purple Dream | P. sp. nov. x P. tribracteata | Wei-Chuen Chou |
| IR231847 | 2023 | Primulina | CW’s Quiet Dream | P. ronganensis x P. jiuwanshanica | Wei-Chuen Chou |
| IR231834 | 2023 | Primulina | CW’s Rouge Dream | P. tiandengensis x P. titan | Xin-xin Deng |
| IR231833 | 2023 | Primulina | CW’s Spring Dream | P. macrorhiza x P. qintangensis | Zi-Meng Yang |
| IR231837 | 2023 | Primulina | CW’s Star River Dream | P. villosissima x P. mollifolia | Di-Ya Chen |
| IR231853 | 2023 | Primulina | CW’s Swan Dream | P. halongensis x P. fimbrisepala | Long-Fei Fu |
| IR231852 | 2023 | Primulina | CW’s Violet Dream | P. curvituba x P. heterochroa | Wei-Chuen Chou |
| IR231841 | 2023 | Primulina | CW’s White Dream | P. sp. nov. x P. macrorhiza f. alba | Yi-Gang Wei |
| IR231845 | 2023 | Primulina | CW’s Wilderness Dream | P. macrorhiza x P. linearicalyx | Wei-Chuen Chou |
| IR231838 | 2023 | Primulina | CW’s Yellow Moon Dream | P. ‘Chang-Ngo’ x P. lutea | Di-Ya Chen |
| IR89447 | 1989 | Kohleria | Cybele | K. ‘Longwood’ x K. lanata | F. Batcheller |
| IR67094 | 1967 | Alsobia (reg. as Episcia) | Cygnet | E. dianthiflora x E. punctata | R. E. Lee |
| IR071027 | 2007 | Achimenes | Dale Martens | A. ‘Elegance’ x A. ‘Yellow Queen’ | Serge Saliba |
| IR221702 | 2022 | Primulina | Dale’s Dancing ’til Dawn | P. petrocosmeoides x P. medica GSC 1412 | Dale Martens |
| IR171362 | 2017 | Streptocarpus | Dale’s Polar Canary | S. ‘Suzie’s Sister’ x S. ‘Heartland’s Midas Touch’ | D. Martens |
| IR081080 | 2008 | Streptocarpus | Dale’s Scarlet Macaw | ‘Texas Hot Chili’ x S. dunnii | D. Martens |
| IR99596 | 1999 | Streptocarpus | Dalila | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR141244 | 2014 | Streptocarpus | Damson Wine | Str. Black Panther x Str. Blue Leila | Simon Jones |
| IR191472 | 2019 | Primulina | Dan’s Amethyst | P. yungfuensis x P. lijiangensis | Lai Bi-dan |
| IR161329 | 2016 | Primulina | Dan’s Dress | P. sclerophylla x P. beiliuensis var. fimbribracteata | Lai Bi-dan |
| IR151281 | 2015 | Primulina | Dan’s Emerald | P. ophiopogoides x P. macrorhiza | Lai Bi-dan |
| IR191473 | 2019 | Primulina | Dan’s Golden Autumn | P. linearicalyx x P. lutea | Lai Bi-dan |
| IR191474 | 2019 | Primulina | Dan’s Morning Glow | P. linearicalyx x P. lutea | Lai Bi-dan |
| IR161320 | 2016 | Primulina | Dan’s Pretty Girl | P. macrorhiza x P. pungentisepala | Lai Bi-dan |
| IR151280 | 2015 | Primulina | Dan’s Sparklers | P. ophiopogoides x P. linearifolia | Lai Bi-dan |
| IR161321 | 2016 | Primulina | Dan’s Thistle Dancer | P. ‘Blue Mood’ x P. ophiopogoides | Lai Bi-dan |
| IR161322 | 2016 | Primulina | Dan’s Trumpet | P. ophiopogoides x P. beiliuensis var. fimbribracteata | Lai Bi-dan |
| IR01750 | 2001 | Streptocarpus | Dancing Bees | unnamed Okuto hybrid #138 x ‘Maihime’ | T. Okuto |
| IR96503 | 1996 | Streptocarpus | Dark Eyes Mary | ‘Helen’ x ‘Paula’ | K. Jones |
| IR98545 | 1998 | Streptocarpus | Dark Secret | S. rexii-like seedling x ‘Falling Stars’ | C. Rose |
| IR191445 | 2019 | Streptocarpus | Davies Frilly Fruit | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR191446 | 2019 | Streptocarpus | Davies Garnet | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR191447 | 2019 | Streptocarpus | Davies Lavender Silk | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR191448 | 2019 | Streptocarpus | Davies Plum Panther | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR191450 | 2019 | Streptocarpus | Davies Royal Purple | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR191449 | 2019 | Streptocarpus | Davies Ruby Stripe | S. ‘Bristol’s Ice Castle’ x S. ‘Dibley’s Harlequin Lace’ | Jordan Fenerty Cunningham |
| IR01751 | 2001 | Streptocarpus | Daydream | unnamed Okuto hybrid #103 x self | T. Okuto |
| IR04888 | 2004 | Streptocarpus | Deanie’s Blue Thunder | ‘Something Special’ x ‘ Blue Mars’ | E. Underhill |
| IR04889 | 2004 | Streptocarpus | Deanie’s Dream | ‘Bristol’s Tie Dyed’ x ‘Madonna’ | E. Underhill |
| IR04890 | 2004 | Streptocarpus | Deanie’s Jane Marie | ‘Something Special’ x ‘Blue Mars’ | E. Underhill |
| IR04891 | 2004 | Streptocarpus | Deanie’s Raspberry Frost | ‘Bristol’s Tie Dyed’ x ‘Madonna’ | E. Underhill |
| IR04892 | 2004 | Streptocarpus | Deanie’s Sweet Marie | ‘Bristol’s Tie Dyed’ x ‘Madonna’ | E. Underhill |
| IR98521 | 1998 | Columnea | Dee Dee | C. nicaraguensis x C. hirsuta v. fawcettii | J. Trowbridge |
| IR98522 | 1998 | Columnea | Dee Light | c. raymondii x C. sulfurea | J. Trowbridge |
| IR091116 | 2009 | Sinningia | Deep Purple Dreaming | S. concinna x S. sellovii | David Zaitlin |
| IR76142 | 1976 | Nautilocalyx | Dekla | n. villosus x N. melittifoilius | Frances Batcheller |
| IR83290 | 1983 | xSmithicodonia | Denise | Eucodonia ehrenbergii x Smithiantha ‘Honeybells’ | Patrick Worley |
| IR071037 | 2007 | Streptocarpus | Designer Genes | ‘X-ray Vision’ x ‘Bristol’s Lipstick’ | N. Block |
| IR66090 | 1966 | xAchimenantha | Diamond Lil | Smithiantha fulgida x Achimenes grandiflora | John F. Cooke Jr |
| IR83294 | 1983 | Kohleria | Dido | K. ‘Longwood’ x K. eriantha | F. Batcheller |
| IR071050 | 2007 | Streptocarpus | Different Drummer | ‘Iced Pink Flamingo’ x ‘Cape Essence’ | N. Block |
| IR071048 | 2007 | Streptocarpus | Dime a Dance | ‘Bristol’s Lipstick’ x unknown | N. Block |
| IR111174 | 2011 | Sinningia | Diva | S, MNKG2 x S. ‘Playful Porpoise’ | Thad Scaggs |
| IR64056 | 1964 | Sinningia | Dollbaby | S. pusilla x S. eumorpha | R. Katzenberger |
| IR84315 | 1984 | Columnea | Don Juan | C. ‘Chanticleer’ x C. (hirta x erythrophaea) | T. Bona |
| IR081069 | 2008 | Streptocarpus | Double Delight | ‘Bristol’s Stormy Skies’ x unnamed seedling | K. Williams |
| IR99597 | 1999 | Streptocarpus | Double Peppermint Candy | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR99598 | 1999 | Streptocarpus | Double Raspberry Parfait | ‘Pink Petticoat’ x ‘Scottish Mist’ | J. Ford |
| IR161345 | 2016 | Sinningia | Double Raspberry Pearl | S. PP117 (‘Raspberry Pearl’ x self) x S.’Bristol’s Love Potion’ | Hector Wong |
| IR99599 | 1999 | Streptocarpus | Double Trouble | ‘Rosebud’ x ‘Purple Velvet’ | J. Ford |
| IR211620 | 2021 | Primulina | Dove | Mutation of Primulina lutea | Kong Ling-Pu |
| IR121186 | 2012 | Streptocarpus | Dragon | (S. ‘Bristol’s Red Typhoon x S. (‘Dale’s Scarlet Macaw’ x self) | Gunilla Ridderberg |
| IR86400 | 1986 | Gloxinia | Dragonsong | Gloxinia erinoides ‘Red Satin’ x Gloxinia perennis ( Registered as xGlokeria) | J. Roberts |
| IR211551 | 2021 | Sinningia | Dreamsicle | S. eumorpha x S. ‘Tampa Bay Beauty’ | Margery Anderson-Clive |
| IR92471 | 1992 | Sinningia | Dreamtime | S. douglasii x S. glazioviana | C. Rampton |
| IR82228 | 1982 | Kohleria | Duchess | K. eriantha hybrid x K. (amabilis x bogotensis) | P. Worley |
| IR85357 | 1985 | Sinningia | Dymph | S. ‘Purple Beauty’ x S. pusilla | J. Steuerlein |
| IR201497 | 2020 | Primulina | Early Spring | P. macrorhiza x P. sp. | Haixia Yan |
| IR99600 | 1999 | Streptocarpus | Easter Bonnet | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR99601 | 1999 | Streptocarpus | Easter Parade | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR65061 | 1965 | Sinningia | Ed Sherer | S. ‘Mister B.’ seedling x S. lineata | T. Bona |
| IR171374 | 2017 | Sinningia | Edward | S. ‘PK’s Nicole’ x S. guttata | Andy Kuang |
| IR01782 | 2001 | Streptocarpus | Edward Steichen | ‘Blue Beard’ x 960-927 | G. Gessert |
| IR89452 | 1989 | Sinningia | Egality | S. ‘Cindy-ella’ F3 sport | M. Belisle |
| IR171368 | 2017 | Sinningia | EJS Compact White | Parentage unknown | Earl J. Small |
| IR80193 | 1980 | Columnea | El Dorado | C. ‘Pixie’ x C. (‘Yellow Dancer’ x ‘Flamingo’ | W. R. Saylor |
| IR191454 | 2019 | Primulina | Elegant Lady | P. medica (D. Fang ex W.T. Wang) Yin Z. Wang x P. longii (Z. Y. Li) Z. Y. Li | Hai-xia Yan |
| IR211593 | 2021 | Kohleria | Elf’s Huzun | K. ‘Rit’s Blurred’ x K. ‘Ni’s Mitzie’ | Elif Cabar |
| IR171377 | 2017 | Primulina | Eliza | (P. dryas ‘Hisako’ x P.subrhomboidea ) x P. brassicoides | Andy Kuang |
| IR83291 | 1983 | xSmithicodonia | Elizabeth | E. verticillata ‘Frances’ x S. ‘Honeybells’ | Patrick Worley |
| IR081070 | 2008 | Streptocarpus | Elizabeth | ‘Bristol’s Red Typhoon’ x unnamed seedling | K. Williams |
| IR98538 | 1998 | Streptocarpus | Ella | ‘Lisa’ x ‘Heidi’ | F. Davies |
| IR141253 | 1993 | Sinningia | Ellen Hunt | Sinningia ‘Flaming Beauty’ x self | Cheryl Meyer |
| IR84314 | 1984 | Streptocarpus | Ellen’s Dream | ‘Good Hope’ x S. saxorum | W. Hutchinson |
| IR58006 | 1958 | Episcia | Ember Lace | E. lilacina ‘Cuprea’ x E. cupreata | E.M. Haga |
| IR141257 | 2014 | Streptocarpus | Embossed | S. ‘Mary Sakamoto’ x S. ‘Jeannete’ | Barbara Clark |
| IR221820 | 2022 | Sinningia | Embroidery-Shu’s Pink-lovers | (S. ‘Queen Victoria’ x S. ‘Adiva’) x S. ‘White Love’ | Liu Shilian |
| IR231912 | 2023 | Primulina | Emerald Green Clothes | P. fimbrisepala x P. leiophylla | Wendi Yu |
| IR071022 | 2007 | Streptocarpus | Emily’s Song | ‘ Ice Wine’ x ‘ Emily’ | M. Mark |
| IR131231 | 2013 | Streptocarpus | Emma Johns Junior | S. ‘Anderson’s Nightway’ x S. ‘Gloria’. | G. Harre |
| IR89445 | 1989 | Achimenes | Emma Lawn | A. ‘Desiree’ x A. ‘Tracey Thornley’ | C. Lawn |
| IR221705 | 2022 | Sinningia | Emperor-Shu’s Dark-Purple | S. ‘Hector’s Dark Knight’ x S. ‘Elegant White’ | Hao Yanling |
| IR78163 | 1978 | Nematanthus | Encore | N. strigillosus x N. wettsteinii | W. R. Saylor |
| IR99602 | 1999 | Streptocarpus | Engine Fire House | ‘Christmas Morning’ x 190-B | J. Ford |
| IR071038 | 2007 | Streptocarpus | Enter Laughing | ‘X-ray Vision’ x ‘Bristol’s Lipstick’ | N. Block |
| IR01784 | 2001 | Streptocarpus | Epupa Falls | S. caulescens x S. pallidiflorus | J. Truter |
| IR071039 | 2007 | Streptocarpus | Escents | ‘Cape Essence’ x ‘Iced Pink Flamingo’ | N. Block |
| IR63050 | 1963 | Sinningia | Esther Bona | S. cardinalis x eumorpha) x S. tubiflora | T. Bona |
| IR161318 | 2016 | Smithiantha | Esther’s Sunrise | S. ‘Jan’s Surprise’ x S.’Tropical Sunset’ | Thad Scaggs |
| IR96491 | 1996 | Sinningia | Evelyn Ruth | S. ‘Dolly’s Pink’ x S. ‘Abbey’s Mother’ | M. Belisle |
| IR96509 | 1996 | Smithiantha | Ezra Altamont | S. ‘ Santa Barbara’ x S. cinnabarina | Keith Jacobson |
| IR191455 | 2019 | Primulina | Fair Lady | P. liboensis (W.T. Wang & D.Y. Chen) Mich. Möller & A. Weber x P. glandaceistriata X.X. Zhu, F. Wen & H. Sun | Hai-xia Yan |
| IR211577 | 2021 | Primulina | Fairy | P. hiepii x P. linearifolia | Haixia Yan |
| IR211595 | 2021 | Primulina | Fairytale Spring | P. macrorhiza x (P. liguliformis x P. brachytricha var.brachytricha) | Haixia Yan |
| IR191476 | 2019 | Primulina | Fall Dancer | P. guizhongensis x P. leprosa | Haixia Yan |
| IR191477 | 2019 | Primulina | Fall Gifts | P. guizhongensis x P. leprosa | Haixia Yan |
| IR211596 | 2021 | Primulina | Fallen Flowers are Numerous | P. sinovietnamica x P. spinulosa | Haixia Yan |
| IR71116 | 1971 | Columnea (xColtrichantha) | Fanfare | C. ‘Joy’ x C. (T.) moorei | W. R. Saylor |
| IR201498 | 2020 | Primulina | Fang Fei | P. tribracteata var. tribracteata x P. longii | Haixia Yan |
| IR241978 | 2024 | Primulina | Fanrong | P. dryas ‘Hisako’ x P. guigangensis | Lin Mao, Li Bing, Wu Jianyun, Sun Lina, Hu Xueyan, Chen Er, Yang Shuting |
| IR99603 | 1999 | Streptocarpus | Fantasia | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR231882 | 2023 | Primulina | Fantasy | P. guizhongensis x (P. guizhongensis x P. leprosa) | Haixia Yan |
| IR96492 | 1996 | Sinningia | Fantasy Tau | S. ‘Bonnie’ x S. ‘Tintpulver’ | M. Belisle |
| IR02816 | 2002 | Streptocarpus | Feathers on Ice | ‘ Burgundy’ x ‘Sunsweet’ | D. Thompson |
| IR191442 | 2019 | Primulina | Felicity Wish | P. eburnea x P. yunfuensis | Wen-Jun Lv |
| IR071028 | 2007 | Achimenes | Femme Fatale | A. ‘Caligula’ x A. ‘Yellow Queen’ | Serge Saliba |
| IR06985 | 2006 | Streptocarpus | Fernwood’s Bam Bam | ‘Bristol’s Lily White’ x ‘ Little Gem’ | L. Stradley |
| IR111178 | 2011 | Sinningia | Fernwood’s Char | S. ‘Kristen’ x self | Lee Stradley |
| IR06986 | 2006 | Streptocarpus | Fernwood’s Cherries Jubilee | ‘Chorus Girl’ x ‘Little Boy Blue’ | L. Stradley |
| IR111179 | 2011 | Sinningia | Fernwood’s Cherry Soda | S. ‘Black Light’ x self | Lee Stradley |
| IR111180 | 2011 | Sinningia | Fernwood’s Christy | S. ‘Black Light’ x S. richii ‘Robson Lopes’ | Lee Stradley |
| IR111181 | 2011 | Sinningia | Fernwood’s Clint | S. ‘Black Light’ x S. richii ‘Robson Lopes’ | Lee Stradley |
| IR111182 | 2011 | Sinningia | Fernwood’s Eric | S. ‘Black Light’ x S. richii ‘Robson Lopes’ | Lee Stradley |
| IR111183 | 2011 | Sinningia | Fernwood’s Hay Lo | S. ‘Black Light’ x self | Lee Stradley |
| IR06987 | 2006 | Streptocarpus | Fernwood’s Jiminy Cricket | ‘Bristol’s Lily White’ x ‘ Little Gem’ | L. Stradley |
| IR071052 | 2007 | Streptocarpus | Fernwood’s Minuet | S. lilliputana x ‘Little Gem’ | L. Stradley |
| IR071053 | 2007 | Streptocarpus | Fernwood’s Mister Whiskers | S.’Chorus Girl’ x S. ‘Little Boy Blue’ | Lee Stradley |
| IR071054 | 2007 | Streptocarpus | Fernwood’s Morning Sunrise | S. ‘Something Special’ x self | Lee Stradley |
| IR06988 | 2006 | Streptocarpus | Fernwood’s Silhouette | S. lilliputana x S. ‘Little Gem’ | Lee Stradley |
| IR111184 | 2010 | Sinningia | Fernwood’s Susan Fraley | S. ‘Black Light’ x S. richii ‘Robson Lopes’ | Lee Stradley |
| IR071055 | 2007 | Streptocarpus | Fernwood’s Wee Willy | S. unknown x S. unknown | Lee Stradley |
| IR111185 | 2011 | Sinningia | Fernwood’s Willy Boy | S. ‘Black Light’ x self | Lee Stradley |
| IR99604 | 1999 | Streptocarpus | Fiesta | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR03843 | 2003 | Episcia | Fire-burned Island | ‘Silver Skies’ x ‘Lemon Tree’ | Liu Chia Cheng |
| IR151313 | 2015 | Smithiantha | Fireball | S. ‘Big Dots Rule’ x S.’Vivian’s Gift’ | Alcie Maxwell |
| IR99708 | 1999 | Streptocarpus | Firelands | ‘Judy’s Delight’ x ‘Raspberry Charm’ | J. Ford |
| IR80183 | 1980 | Aeschynanthus | Fireworks | A. (micranthus x parviflorus now fecundus) x A. evrardii | W. R. Saylor |
| IR92469 | 1992 | xGloxinistema | First Frost | Diastema racemiferum x Gloxiniopsis racemosa | David Turley |
| IR99605 | 1999 | Streptocarpus | First Love | 215 x 215-A | J. ford |
| IR221714 | 2022 | Primulina | Fixed Star | P. linearifolia x P. macrorhiza | Lin Mao |
| IR131229 | 2013 | Sinningia | Flamenco Apricot Bouquet | S. ‘Apricot Bouquet’ open pollination | Paul Lee |
| IR92470 | 1992 | Sinningia | Flaming Beauty | S. ‘Beta Chip’ x S. ‘Pink n Pretty’ | C. Prats |
| IR84316 | 1984 | Columnea | Fledermaus | C. ‘Chanticleer’ x C. ‘Boheme’ | T. Bona |
| IR99606 | 1999 | Streptocarpus | Fleur-de-lis | ‘Prince Charming’ x ‘Prince Charming’ selfed | J. Ford |
| IR82229 | 1982 | Kohleria | Flirt | K. villosa x K. amabilis | P. Worley |
| IR201513 | 2020 | Primulina | Floral Showers | P. liguliformis x P. sclerophylla | Haixia Yan |
| IR111175 | 2011 | Sinningia | Florida Firecracker | Parentage unknown | Thad Scaggs |
| IR111176 | 2011 | Sinningia | Florida Floozie | S. macrostachya hybrid x S. ‘Kevin Garnett’ | Thad Scaggs |
| IR201479 | 2020 | Primulina | Flower of Gold Mountain | P. diffusa x P. longgangensis | Fang Wen |
| IR231913 | 2023 | Primulina | Flower Shadow | P. carinata x P. guizhonggensis | Guiyun Jiang |
| IR231895 | 2023 | Primulina | Flowering Elf | P. medica x P. pungentisepala | Qian Song |
| IR211578 | 2021 | Primulina | Flowers in Winter | P. spinulosa x P. macrorhiza | Haixia Yan |
| IR141249 | 2007 | Primulina | Flying Wings | P.fimbrisepala x P. linearifolia | Qixiang Zhang |
| IR131215 | 2013 | Sinningia | Forever Adele | S. ‘Cleopatra’ x S. TV-Elegia | Lynda Welchel |
| IR99607 | 1999 | Streptocarpus | Forever and a Day | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR99608 | 1999 | Streptocarpus | Forget Me Not | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR201538 | 2020 | Primulina | Four Seasons | Mutation of P. ronganensis | Le Luo |
| IR93480 | 1993 | Eucodonia | Foxy | E. ‘Beau’ x self | G. Bull |
| IR98539 | 1998 | Streptocarpus | Frances | S. ‘Jennifer’ x S. ‘Jennifer’ | F. Davies |
| IR63028 | 1963 | Sinningia | Frances B. | S. cardinalis x S. ‘Velvet Charm’ X-rayed seed | T. Bona |
| IR081071 | 2008 | Streptocarpus | Frances Elizabeth | S. ‘Bristol’s Red Typhoon’ x S. unnamed seedling | K. Williams |
| IR00737 | 2000 | Drymonia | Francisco Pizarro | D. ecuadorensis ‘Indian Sunset’ x D. killipii | Robert Stewart |
| IR63030 | 1963 | Sinningia | Frank Pistori | S. speciosa x | F. Pistori |
| IR03865 | 2003 | Streptocarpus | Franken Alison | S. ‘Ruby anniversary’ sport | F. Davies |
| IR03847 | 2003 | Streptocarpus | Franken Beverly Ruth | F3 seedling selfed | F. Davies |
| IR091103 | 2009 | Streptocarpus | Franken Blackberry Lace | S. ‘Franken Mulberry Lady’ x self | Frank Davies |
| IR01779 | 2001 | Streptocarpus | Franken Blue Ice | S. ‘Magpie’ x self | F. Davies |
| IR03848 | 2003 | Streptocarpus | Franken Bluebird | S. ‘Susan’ x S. pink seedling | F. Davies |
| IR01762 | 2001 | Streptocarpus | Franken Border Line | S. F3 x self | F. Davies |
| IR01763 | 2001 | Streptocarpus | Franken Brimstone | S. ‘Gillian’ x S. K21 | F. Davies |
| IR091104 | 2009 | Streptocarpus | Franken Burgundy Lady | S. ‘Franken Mulberry Lady’ x self | Frank Davies |
| IR03850 | 2003 | Streptocarpus | Franken Carolyn Ann | S. ‘Susan’ x S. pink seedling | F. Davies |
| IR06968 | 2006 | Streptocarpus | Franken Christine | S. ‘Charlotte’ x S. ‘Franken Ella Mae’ | Frank Davies |
| IR03866 | 2003 | Streptocarpus | Franken Clover Pixie | S. K 12 x S. CR 15 | F. Davies |
| IR01764 | 2001 | Streptocarpus | Franken Copper Knob | S. J10 selfed | F. Davies |
| IR081056 | 2008 | Streptocarpus | Franken Cotton Tail | S. ‘Franken Vicki’ x self | Frank Davies |
| IR03851 | 2003 | Streptocarpus | Franken Dainty Lady | S. ‘Violet Lace’ x S. ‘Franken Sheila Emily’ | F. Davies |
| IR01765 | 2001 | Streptocarpus | Franken Doreen | S. (‘Helen’ x ‘Lisa’) x S. (‘Helen’ x ‘Kim’) | F. Davies |
| IR131207 | 2013 | Streptocarpus | Franken Dotty | S. ‘Franken White Wings’ x S.’Franken Mulberry Lady’ selfed, seedling #13 | Frank Davies |
| IR06969 | 2006 | Streptocarpus | Franken Dreamtime | S. ‘Susan’ x S. pink seedling | Frank Davies |
| IR03852 | 2003 | Streptocarpus | Franken Elegance | S. ‘Heidi’ x S. ‘Lisa’ | F. Davies |
| IR03853 | 2003 | Streptocarpus | Franken Ella Mae | sport of C. Rose seedling | F. Davies |
| IR03854 | 2003 | Streptocarpus | Franken Ida | S. F3 seedling selfed | F. Davies |
| IR06970 | 2006 | Streptocarpus | Franken Isabella | S. ‘Charlotte’ x S. ‘Franken Ella Mae’ | Frank Davies |
| IR01769 | 2001 | Streptocarpus | Franken Izzy | S. ‘Susan’ x self | F. Davies |
| IR01770 | 2001 | Streptocarpus | Franken Jane Elizabeth | S. 2 F x self | F. Davies |
| IR03855 | 2003 | Streptocarpus | Franken Jenny | S. ‘Susan’ x S. pink seedling | F. Davies |
| IR06971 | 2006 | Streptocarpus | Franken Kelly | S. ‘Charlotte’ x S. ‘Franken Ella Mae’ | Frank Davies |
| IR98540 | 1998 | Streptocarpus | Franken Kerry’s Gold | S. ‘Charlotte’ x unnamed seedling | F. Davies |
| IR01771 | 2001 | Streptocarpus | Franken Kisie | S. ‘Susan’ x self. | F. Davies |
| IR01772 | 2001 | Streptocarpus | Franken Laura Ellis | S. F 3 x self | F. Davies |
| IR06972 | 2006 | Streptocarpus | Franken Lilac Lace | S. ‘Franken Dainty Lady’ x self | F. Davies |
| IR131208 | 2013 | Streptocarpus | Franken Lyndee | S. ‘Katie’ x S. ‘Franken Mulberry Lady’ selfed, seedling #2 | Frank Davies |
| IR131209 | 2013 | Streptocarpus | Franken Mary Jo | S. ‘Franken Lilac Lace’ x S. Red seedling #6 | Frank Davies |
| IR03856 | 2003 | Streptocarpus | Franken Misty Blue | S. 116 x S. ‘Franken Sheila Emily’ | K. Jones |
| IR03857 | 2003 | Streptocarpus | Franken Modbury Lady | S. ‘Susan’ x S. pink seedling | K. Jones |
| IR06973 | 2006 | Streptocarpus | Franken Mulberry Lady | S. ‘Franken Dainty Lady’ x self | Frank Davies |
| IR081057 | 2008 | Streptocarpus | Franken Night and Day | S. ‘Franken Vicki’ x self | Frank Davies |
| IR01773 | 2001 | Streptocarpus | Franken Nita | S. ‘Magpie’ x self | K. Jones |
| IR091105 | 2009 | Streptocarpus | Franken Norah | S. “Dragon Mix” seed | Frank Davies |
| IR03849 | 2003 | Streptocarpus | Franken Pink Blush | S. ‘Heidi’ x S. ‘Lisa’ | K. Jones |
| IR06974 | 2006 | Streptocarpus | Franken Pink Ice | S. seedling KW x S. seedling KSE | Frank Davies |
| IR03858 | 2003 | Streptocarpus | Franken Pixie | S. K12 x S. CR 15 | K. Jones |
| IR01774 | 2001 | Streptocarpus | Franken Purple Haze | S. ‘Magpie’ x self | K. Jones |
| IR081058 | 2008 | Streptocarpus | Franken Raspberry Crush | S. ‘Franken Vicki’ x self | F. Davies |
| IR03860 | 2003 | Streptocarpus | Franken Ruffels | S. F 10 x S. ‘Susan’ | K. Jones |
| IR03861 | 2003 | Streptocarpus | Franken Samantha | S. K 37 x S. F 10 | K. Jones |
| IR06975 | 2006 | Streptocarpus | Franken Shannon | S. ‘Franken Sheila Emily’ x S. ‘Stella’ | Frank Davies |
| IR01775 | 2001 | Streptocarpus | Franken Sheila Emily | S. ‘Magpie’ x self | K. Jones |
| IR091106 | 2009 | Streptocarpus | Franken Shelagh | S. “Dragon Mix” seed | Frank Davies |
| IR131210 | 2013 | Streptocarpus | Franken Skye | S. ‘Annabell’ x S .’Franken Mulberry Lady’ selfed, seedling #8 | Frank Davies |
| IR01776 | 2001 | Streptocarpus | Franken Stacy | S. F 3 x self | F. Davies |
| IR01780 | 2001 | Streptocarpus | Franken Strawberry Fondant | S. JP 10 x self | F. Davies |
| IR01777 | 2001 | Streptocarpus | Franken Sygnet | S. F 3 x self | F. Davies |
| IR03862 | 2003 | Streptocarpus | Franken Tartan Blue | S. ‘Franken Sheila Emily’ x S. ‘Franken Ruffels’ | F. Davies |
| IR01778 | 2001 | Streptocarpus | Franken Terracotta | S. ‘Gillian’ x S. K 21 | F. Davies |
| IR03863 | 2003 | Streptocarpus | Franken Texas Sunrise | S. ‘Franken Kerry Gold’ x S. ‘Georgette’ | F. Davies |
| IR03864 | 2003 | Streptocarpus | Franken Texas Sunset | S. ‘Franken Kerry Gold’ x S. ‘Georgette’ | F. Davies |
| IR06976 | 2006 | Streptocarpus | Franken Velvet Lady | S. ‘Franken Dainty Lady’ x self | Frank Davies |
| IR06977 | 2006 | Streptocarpus | Franken Vicki | S. ‘Franken Sheila Emily’ x S. ‘Stella’ | Frank Davies |
| IR03867 | 2003 | Streptocarpus | Franken Violet Pixie | S. k12 x S. CR 15 | F. Davies |
| IR131211 | 2013 | Streptocarpus | Franken Ziva | S. ‘Franken Lilac Lace’ x S. Red seedling #6 | Frank Davies |
| IR71110 | 1971 | Sinningia | Freckles | S. concinna x S. hirsuta | C. D. Clayberg |
| IR131223 | 2013 | Streptocarpus | Fred’s Baby Girl | S. ‘Haru no Mizu x self | Fred Bellairs |
| IR131224 | 2013 | Streptocarpus | Fred’s Crystal Dragon | S. ‘Krashy Drakon’ x S. ‘Crystal Ice’ | Fred Bellairs |
| IR131225 | 2013 | Streptocarpus | Fred’s Jeffrey Bean | S. ‘Keigetsu’ x S. ‘Fashion Statement’ | Fred Bellairs |
| IR131226 | 2013 | Streptocarpus | Fred’s Midnight Kisses | S. ‘Baby Kisses’ x S. Midnight Thunder’ | Fred Bellairs |
| IR131227 | 2013 | Streptocarpus | Fred’s Moon Lines | S. ‘Keigetsu’ x S. ‘Fashion Statement’ | Fred Bellairs |
| IR131228 | 2013 | Streptocarpus | Fred’s Yellow Ice | S. ‘Keigetsu’ x S. ‘Fashion Statement’ | Fred Bellairs |
| IR081077 | 2008 | Streptocarpus | Freja | S. ‘Emily’ x S. ‘Bristol’s Phaser Blast’ | Gunilla Ridderberg |
| IR62025 | 1962 | Alsobia (reg. as Episcia) | Frills | A. punctata mutant | P. Schulz |
| IR201508 | 2020 | Primulina | Full Blown Flowers | P. liujiangensis x P. sclerophylla | Haixia Yan |
| IR98546 | 1998 | Streptocarpus | Gambit | (S. parviflorus x (S. johannis (white) x ‘Elsi’) | C. Rose |
| IR221727 | 2022 | Primulina | Garden Festival | P. ‘Purple Sandae’ x P. medica | Le Luo |
| IR211597 | 2021 | Primulina | Garden Valley | P. gueilinensis x P. xiziae | Haixia Yan |
| IR80203 | 1980 | Kohleria | Gator Blood | K. ‘Rongo’ sport | C. Spaugh |
| IR98558 | 1998 | Streptocarpus | Gator’s Tail | S. ‘Pegasus’ x S. kentaniensis | D. Martens |
| IR231967 | 2023 | Primulina | GCCC’s ‘Fen Die Er | P. wentsaii x P. wentsaii | Wen Fang, Chou Wei-Chuen, Wei Yi-Gang |
| IR181427 | 2018 | Primulina | GCCC’s Aaron | P.hedyotidea x P.longgangensis | Fang Wen |
| IR181428 | 2018 | Primulina | GCCC’s Alfonso | P.multifida x P.carinata | Fang Wen |
| IR181429 | 2018 | Primulina | GCCC’s Amy | P.’Little Dragon’ x P.lutea | Fang Wen |
| IR181430 | 2018 | Primulina | GCCC’s Annie | P.hochiensis x P.lutea | Fang Wen |
| IR181431 | 2018 | Primulina | GCCC’s Antonio | P.lutvittata x P.purpurea | Fang Wen |
| IR181432 | 2018 | Primulina | GCCC’s Austin | P. lutea x P. langshanica | Fang Wen |
| IR231934 | 2023 | Primulina | GCCC’s Bai Yu Shan | P. ‘GCCC’s Chang Ngo’ x P. titan | Fu Long-Fei |
| IR231973 | 2023 | Primulina | GCCC’s Bao Zan | P. yungfuensis x P. sinovietnamica | Chou Wei-Chuen, Wei Yi-Gang, Wen Fang, Tan Ke |
| IR211672 | 2021 | Primulina | GCCC’s Bicolor Titan | P. alutacea x unknown (open pollination) | Fang Wen |
| IR201480 | 2020 | Primulina | GCCC’s Bridal Bouquet | Primulina shouchengensis mutation | Fang Wen |
| IR231928 | 2023 | xPrimucodon | GCCC’s Brightness Star | Primulina tiandengensis x Petrocodon asterostriatus | Di-Ya Chen |
| IR231931 | 2023 | Primulina | GCCC’s Chong Zi | P. ‘GCCC’s Jade Tablet’ x P. heterochroa | Fu Long-Fei |
| IR231921 | 2023 | Primulina | GCCC’s Chu Gu Huang Ying | (P. qintangensis x P macrorhiza) x P. lutea | Wen Fang |
| IR231959 | 2023 | Primulina | GCCC’s Chun Shui | P. papillosa x P. bullata | Wen Fang |
| IR211677 | 2021 | Primulina | GCCC’s Crazy Titan | P. maculata x P. lutea | Fang Wen, Yi-Gang Wei |
| IR231960 | 2023 | Primulina | GCCC’s Cui Yu Pan | P. papillosa x P. yangshuoensis | Wen Fang, Chou Wei-Chuen, Wei Yi-Gang, Tan Ke |
| IR231953 | 2023 | Primulina | GCCC’s Die Cui | P. liujiangensis x P. papillosa | Wei Yi-Gang |
| IR231944 | 2023 | Primulina | GCCC’s Die Xia | P. dryas x P. fangdingii | Xin Zi-Bing |
| IR231962 | 2023 | Primulina | GCCC’s Fang Rui | P. ronganensis x P. heterochroa | Xin Zi-Bing, Wei Yi-Gang, Wen Fang, Chou Wei-Chuen |
| IR231925 | 2023 | xPrimucodon | GCCC’s Fen Tuan Er | Primulina linearicalyx x Petrocodon rubiginosus | Di-Ya Chen |
| IR231932 | 2023 | Primulina | GCCC’s Fu Xiang | P. ‘GCCC’s Jade Tablet’ x P. heterochroa | Chou Wei-Chuen |
| IR201481 | 2020 | Primulina | GCCC’s Full Moon | P. luzhaiensis x P. lutea | Fang Wen |
| IR211673 | 2021 | Primulina | GCCC’s Golden Parrot | P. dongguanica x P. lutea | Fang Wen |
| IR211693 | 2021 | Primulina | GCCC’s Happy Summerday | P. hochiensis x P. heterocyma | Fang Wen |
| IR231924 | 2023 | xPrimucodon | GCCC’s Hong Xian Nv | Primulina albicalyx x Petrocodon rubrostriatus | Wen Fang |
| IR231937 | 2023 | Primulina | GCCC’s Hong Yao Ji e | P. sp. nov. (from Baise) x P. heterochroa | Zhang Shu-Shan |
| IR231923 | 2023 | xPrimucodon | GCCC’s Huang He Lou | Petrocodon longitubus x Primulina hochiensis var. ochroleuca | Chou Wei-Chuen |
| IR211641 | 2021 | Primulina | GCCC’s Jade Bell | P. lutea x P. hiepii | Rui-Feng Li |
| IR231972 | 2023 | Primulina | GCCC’s Jiao Jiao | P. yungfuensis x P. hochiensis var. rosulata | Wei Yi-Gang, Wen Fang, Chou Wei-Chuen, Fu Long-Fei |
| IR231966 | 2023 | Primulina | GCCC’s Jin Chi Que | P. lutea x P. macrorhiza | Wen Fang, Chou Wei-Chuen, Wei Yi-Gang |
| IR231958 | 2023 | Primulina | GCCC’s Jin Huang | P. ningmingensis x P. leprosa | Wen Fang |
| IR231956 | 2023 | Primulina | GCCC’s Jin Si Que | P. lutea x P. macrorhiza | Wen Fang |
| IR231976 | 2023 | xMichaelmoellerimulina | GCCC’s Jinglan Haizi | Michaelmoelleria vietnamensis x Primulina purpureokylin | Fang Wen, Wei-Chuen Chou, Yi-Gang Wei |
| IR231952 | 2023 | Primulina | GCCC’s Jiu Jiu | P. linearicalyx f. alba x P. jingxiensis | Zhang Shu-Shan |
| IR211685 | 2021 | Primulina | GCCC’s Koi | P. petrocosmeoides x P. jinyu sp. nov. | Fang Wen |
| IR211694 | 2021 | Primulina | GCCC’s Lavender Summerday | P. heterocyma x P. hochiensis | Fang Wen |
| IR231957 | 2023 | Primulina | GCCC’s Lianhua Tongzi | P. lutvittata x P. jingxiensis | Chou Wei-Chuen |
| IR231955 | 2023 | Primulina | GCCC’s Lin Lang | P. lunglinensis x P. sinovietnamica | Wen Fang |
| IR231961 | 2023 | Primulina | GCCC’s Ling Long | P. purpureokylin x P. longzhouensis | Wei Yi-Gang, Wen Fang, Chou Wei-Chuen, Fu Long-Fei |
| IR231941 | 2023 | Primulina | GCCC’s Liu Xia | P. colaniae x P. qintangensis | Wen Fang |
| IR201483 | 2020 | Primulina | GCCC’s Morganite | P. ningmingensis x P. lutea | Fang Wen |
| IR211682 | 2021 | Primulina | GCCC’s Muscular Barbie | P. densa sp. nov. x P. heterochroa | Fang Wen |
| IR211671 | 2021 | Primulina | GCCC’s Muscular Elf | P. spinulosa x unknown (open pollination) | Fang Wen |
| IR211689 | 2021 | Primulina | GCCC’s Muscular MixVocal Guy | P. linearifolia x P. ophiopogoides | Fang Wen |
| IR231950 | 2023 | Primulina | GCCC’s Ning Shuang | P. hochiensis x P. leprosa | Tan Ke |
| IR231948 | 2023 | Primulina | GCCC’s Orange King | P. heterochroa x P. yandongensis | Wen Fang |
| IR211667 | 2021 | Primulina | GCCC’s Orange Magic | P. leprosa x P. longgangensis | Fang Wen |
| IR231920 | 2023 | Primulina | GCCC’s Orange Queen | (P. minutimaculata x P.wentsaii) x P. heterochroa | Wen Fang |
| IR231929 | 2023 | xPrimucodon | GCCC’s Peach Blossom Star | Primulina yungfuensis x Petrocodon asterostriatus | Di-Ya Chen |
| IR201484 | 2020 | Primulina | GCCC’s Pezzottaite | P. ningmingensis x P. lutea | Fang Wen |
| IR211680 | 2021 | Primulina | GCCC’s Pink Cyclone | P. lungzhouensis x P. medica | Fang Wen |
| IR201485 | 2020 | Primulina | GCCC’s Pink Earrings | P. longgangensis x P. bipinnatifida | Fang Wen |
| IR211674 | 2021 | Primulina | GCCC’s Pink Thousand Bells | P. brunea x P. renifolia | Fang Wen |
| IR211690 | 2021 | Primulina | GCCC’s Pinkish Star-River | P. medica x P. eburnea | Fang Wen |
| IR211669 | 2021 | Primulina | GCCC’s Purple Breeze | P. beiliuensis var. fimbribracteata x P. ronganensis | Fang Wen |
| IR201486 | 2020 | Primulina | GCCC’s Purple Bunny | P. pingleensis sp. nov. in editing x P. hochiensis var. rosulata | Fang Wen |
| IR211675 | 2021 | Primulina | GCCC’s Purple City | P. glandaceistriata x P. rubella | Fang Wen |
| IR211692 | 2021 | Primulina | GCCC’s Purple Copper Emblem | P. suichuanensis x P. heterochroa | Fang Wen |
| IR211681 | 2021 | Primulina | GCCC’s Purple Cyclone | P. fimbrisepala x P. longii | Fang Wen |
| IR211676 | 2021 | Primulina | GCCC’s Purple Diamond | P. maculata x P. orthandra | Fang Wen |
| IR211670 | 2021 | Primulina | GCCC’s Purple Giraffe | P. beiliuensis var. fimbribracteata x P. wenii | Fang Wen |
| IR201487 | 2020 | Primulina | GCCC’s Purple Jade Hairpin | P. spinulosa x P. leiyyi | Fang Wen |
| IR211683 | 2021 | Primulina | GCCC’s Purple Long-Neck Swan | P. tribracteata x P. glandaceistriata | Fang Wen |
| IR211684 | 2021 | Primulina | GCCC’s Purple Palace | P. tribracteata x P. cerina | Fang Wen |
| IR211668 | 2021 | Primulina | GCCC’s Purple Peak | P. glandaceistriata ‘Chang Ngo’ x P. sichuanensis var. pinnatipartita | Fang Wen |
| IR211691 | 2021 | Primulina | GCCC’s Purple Petticoat | P. sinovietnamica x P. polycephala | Fang Wen |
| IR211678 | 2021 | Primulina | GCCC’s Purple Storm | P. pseudoheterotricha x P. minutimaculata | Fang Wen |
| IR211686 | 2021 | Primulina | GCCC’s Purple Swallow | P. petrocosmeoides x P. linglingensis var. fragrans | Fang Wen |
| IR201482 | 2020 | Primulina | GCCC’s Purple Sweet Potato Cake | P. hiepii x unknown, may be seed or vegetative mutation of P. hiepii | Fang Wen |
| IR231936 | 2023 | Primulina | GCCC’s Qiantao Chuli | P. albicalyx x P. curvituba | Wei Yi-Gang |
| IR231943 | 2023 | Primulina | GCCC’s Qiao Zan | P. sp. nov. (from Datang) x P. titan | Wei Yi-Gang |
| IR231930 | 2023 | Primulina | GCCC’s Qiu Zhi Huo He | P. ‘GCCC’s Jade Tablet’ x P. heterochroa | Wen Fang |
| IR231927 | 2023 | xPrimucodon | GCCC’s Ren Mian Tao Hua | Primulina papillosa x Petrocodon asterostriatus | Wen Fang |
| IR231939 | 2023 | Primulina | GCCC’s Shu Jin | P. cardaminifolia x P. liujiangensis | Wen Fang |
| IR201488 | 2020 | Primulina | GCCC’s Silky Red | P. baishouensis x P. sp. unknown, probably seed or vegetative mutation of P.baishouensis | Fang Wen |
| IR231935 | 2023 | Primulina | GCCC’s Song Yun | P. dryas ‘Hisako’ x P. hochiensis var. ochroleuca | Wen Fang |
| IR201489 | 2020 | Primulina | GCCC’s Sulfur Mine | P. liujiangensis x P. lutea | Fang Wen |
| IR231926 | 2023 | xPrimucodon | GCCC’s Tao Hua Yi Jiu | Primulina macrorhiza x Petrocodon albinervius | Wen Fang |
| IR231947 | 2023 | Primulina | GCCC’s Tao Ye | P. heterochroa x P. gongchengensis | Mai Gui-Dan |
| IR201490 | 2020 | Glabrella | GCCC’s Taro Creamy Custard Bun | G. longipes x G. leiophylla | Fang Wen |
| IR231940 | 2023 | Primulina | GCCC’s Tong Que | P. carinata x P. yungfuensis | Wen Fang |
| IR231945 | 2023 | Primulina | GCCC’s Tuo Zi | P. guizhongensis x P. mollifolia | Tan Ke |
| IR231949 | 2023 | Primulina | GCCC’s Wei Shu | Primulina hochiensis var. ochroleuca x P. ‘GCCC’s Chang Ngo’ | Wen Fang |
| IR231964 | 2023 | Primulina | GCCC’s Wen Jin | P. ronganensis x P. titan | Fu Long-Fei, Wei Yi-Gang, Wen Fang, Chou Wei-Chuen |
| IR211643 | 2021 | Primulina | GCCC’s Whitish Pouch | P. carinata x self | Fang Wen |
| IR231938 | 2023 | Primulina | GCCC’s Xiang Han | P. brachytricha x P. versicolor | Xin Zi-Bing |
| IR231963 | 2023 | Primulina | GCCC’s Xiang Ji | P. ronganensis x P. lutea | Chou Wei-Chuen, Wei Yi-Gang, Wen Fang, Tan Ke |
| IR211642 | 2021 | Primulina | GCCC’s Xin Ya | P. heterocroa x P. drakei | Zi-Meng Yang |
| IR231922 | 2023 | Primulina | GCCC’s Xing Hong | P. sinovietnamica (P. petrocosmeoides) x P. heterochroa | Wen Fang |
| IR231974 | 2023 | Petrocodon | GCCC’s Xue Yu Liu Bing’, | P. mollifolius x P. longitubus | Fang Wen, Yi-Gang Wei |
| IR231970 | 2023 | Primulina | GCCC’s Yao Hua | P. wuae x P. ‘Chang-Ngo’ | Mai Gui-Dan, Wei Yi-Gang, Wen Fang, Chou Wei-Chuen |
| IR231965 | 2023 | Primulina | GCCC’s Yao Zan | P. sinovietnamica x P. yungfuensis | Tan Ke, Wei Yi-Gang, Wen Fang, Chou Wei-Chuen |
| IR211687 | 2021 | Primulina | GCCC’s Yaozu Muscular Guy | P. ophiopogoides x P. linearifolia | Fang Wen |
| IR211679 | 2021 | Primulina | GCCC’s Yellow Toad | P. leprosa x P. bullata | Fang Wen |
| IR231951 | 2023 | Primulina | GCCC’s Yi Zhi Nong Yan | P. leprosa x P. heterochroa | Wen Fang |
| IR231946 | 2023 | Primulina | GCCC’s Yu Zhu Lin | P. guizhongensis x P. sinovietnamica | Wei Yi-Gang |
| IR231971 | 2023 | Primulina | GCCC’s Yun Fei | P. yungfuensis x P. heterochroa | Fu Long-Fei, Wei Yi-Gang, Wen Fang, Chou Wei-Chuen |
| IR231933 | 2023 | Primulina | GCCC’s Zhi Yi | P. ‘GCCC’s Jade Tablet’ x P. macrorhiza | Wen Fang |
| IR231954 | 2023 | Primulina | GCCC’s Zi Di | P. longgangensis x P. sinovietnamica | Wen Fang |
| IR231942 | 2023 | Primulina | GCCC’s Zi Jing Ji | P. colaniae x P.quintangensis | Chou Wei-Chuen |
| IR231968 | 2023 | Primulina | GCCC’s Zi Shi Ying | P. wentsaii x P. sinovietnamica | Wen Fang, Chou Wei-Chuen, Wei Yi-Gang |
| IR231975 | 2023 | Petrocodon | GCCC’s Zi Yu Liu Jin | P. chongqingensis x P. hechiensis | Di-Ya Chen, Rui-feng Li, Fang Wen |
| IR231969 | 2023 | Primulina | GCCC’s Zi Yun Ying | P. wentsaii x P. sinovietnamica | Wen Fang, Chou Wei-Chuen, Wei Yi-Gang |
| IR211622 | 2021 | Primulina | Generous | P. xiziae x P. villosissima | Dayan Tao |
| IR94482 | 1994 | Streptocarpus | Georgette | S. Concord Mix Pink seedling | L. Paduch |
| IR66093 | 1966 | Sinningia | Gertrude Henne | S. (‘Velvet Charm’ xunnamed hybrid) x S. ‘Mister B.’ | T. Bona |
| IR96504 | 1996 | Streptocarpus | Gillian | S. ‘Helen’ x S. ‘Paula’ | K. Jones |
| IR82223 | 1982 | xAchimenantha | Ginger Peachy | not given | Patrick Worley |
| IR201532 | 2020 | Primulina | Girl in Purple | P. pseudoeburnea x P. yungfuensis | Haixia Yan |
| IR221755 | 2022 | Achimenes | Giselle | A. hybrid x A. hybrid | Serge Saliba |
| IR63043 | 1963 | Sinningia | Glamour | S. ‘Velvet Charm’ x mixed S. pollen | P. Schulz |
| IR98518 | 1998 | xBrigandra | Glen Affric | Briggsia muscicola x Opithandra primuloides | Maureen Wilson |
| IR98523 | 1998 | Columnea | Glenda Farrell | C. nicaraguensis x C. sulfurea | J. Trowbridge |
| IR88425 | 1988 | Sinningia | Glinda | S. ‘Venus de Milo’ x S. ‘Cherry Chips’ | A. Wojcik |
| IR071012 | 2007 | Episcia | Glittermagic | E. ‘Grey Lady’ x E. ‘Sea Cliff’ | Karen Dean |
| IR231914 | 2023 | Primulina | Glory | P. guizhongensis x P. carinata | Guiyun Jiang |
| IR80211 | 1980 | Achimenes | Glory | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR75138 | 1975 | Streptocarpus | Glowing Embers | unknown | F. Nahigian |
| IR63036 | 1963 | Sinningia | Glox-News | S. cardinalis x S. ‘Velvet Charm’ | T. Bona |
| IR211630 | 2021 | Primulina | Golden Fireworks | P. lutea x P. spadiciformis | Haixia Yan |
| IR02802 | 2002 | xAchimenantha | Golden Jubilee | xAchimenantha ‘Inferno’ x self | Dale Martens |
| IR071029 | 2007 | Achimenes | Golden Lady | A. ‘Orange Queen’ x A. ‘Yellow Queen’ | Serge Saliba |
| IR99712 | 1999 | Smithiantha | Golden Leopard | S . zebrina hybrid x S. aurantiaca | Dale Martens |
| IR91461 | 1991 | Gesneria | Golden Oldie | G. pedicellaris x G. pedunculosa | H. Wiehler |
| IR62021 | 1962 | Episcia | Goldheart | E. ‘Chocolate Soldier’ x E. (varidifolia x cupreata) | P. Schulz |
| IR80194 | 1980 | Streptocarpus | Good Hope | S. stomandrus x S. saxorum | W. R. Saylor |
| IR201543 | 2020 | Primulina | Gorgeous | P. dryas x P. spadiciformis | Haixia Yan |
| IR01766 | 2001 | Streptocarpus | Gower Daybreak | S. ‘Elsie’ x S. unknown | S. Long |
| IR01767 | 2001 | Streptocarpus | Gower Garnet | S. ‘Elsie’ x S. unknown | S. Long |
| IR01768 | 2001 | Streptocarpus | Gower Midnight | S. ‘Elsie’ x S. unknown | S. Long |
| IR231884 | 2023 | Primulina | Grace | (P. guizhongensis x P. leprosa) x P/. longgangensis | Haixia Yan |
| IR65062 | 1965 | Sinningia | Grace | S. unkn., seedling x (pink slipper x eumorpha seedling) | T. Bona |
| IR201517 | 2020 | Primulina | Graceful Dance | P. sclerophylla x P. minutimaculata | Haixia Yan |
| IR68099 | 1968 | Achimenes | grandiflora ‘Guerrero | collected 1958 | H. E. Moore (H of P |
| IR65063 | 1965 | Sinningia | Granger Gardens | S. eumorpha x S. ‘Mister B.’ | T. Bona |
| IR99609 | 1999 | Streptocarpus | Grape Jelly | ‘Scarlet O’Hara’ x ‘Marie’ | J. Ford |
| IR05899 | 2005 | Streptocarpus | Grape Splash | S. ‘Bristol’s Tie Dyed’ x S. ‘Burgundy’ | D. Thompson |
| IR80215 | 1980 | Achimenes | Grape Wine | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR96498 | 1996 | Nematanthus | Great Plains | N. crassifolius x N. fluminensis | I. Montgomery |
| IR231891 | 2023 | Primulina | Green City Dragon | P. longgangensis x P. leprosa | Shikai Guan |
| IR211631 | 2021 | Primulina | Green City Girl | P. lutvittata x P. dryas ‘Hisako’ | Haixia Yan |
| IR231892 | 2023 | Primulina | Green City Lady | P. liboensis x P. longii | Shikai Guan |
| IR231915 | 2023 | Primulina | Green Lotus | P. carinata x P. lianpingensis | Wendi Yu |
| IR77154 | 1977 | Nematanthus | Green Magic | N. wettsteinii x N. ‘Stoplight’ | W. R. Saylor |
| IR98524 | 1998 | Columnea | Greta Garbo | C. ‘Sylvia’ x C. nicaraguensis | J. Trowbridge |
| IR211632 | 2021 | Primulina | Gui Yan | P. guigangensis x P. spadiciformis | Haixia Yan |
| IR05900 | 2005 | Streptocarpus | Guidelines | S. ‘The King’ x S. ‘Sugar Blues’ | D. Thompson |
| IR221747 | 2022 | Episcia | GV’s Cherries in the Snow | E. hybrid (dark leaves/red blossoms) x E. ‘Thai Silk’ | Gayathri Valsala |
| IR221748 | 2022 | Episcia | GV’s Dirty Martini | E. ‘Emerald Velvet’ x E. ‘Jim’s Daphne’s Choice’ | Gayathri Valsala |
| IR221765 | 2022 | Episcia | GV’s Green Lightsaber | E. ‘Emerald Velvet’ x E. ‘Jim’s Daphne’s Choice’ | Gayathri Valsala |
| IR221708 | 2022 | Episcia | GV’s Kerala Velvet | E. ‘Joy’s Snowball’ x E. ‘Lady Amazon’ | Gayathri Valsala |
| IR221709 | 2022 | Episcia | GV’s King Cobra | E. ‘Silver Shield’ x E. hybrid | Gayathri Valsala |
| IR221750 | 2022 | Episcia | GV’s Pink Freckles | E. ‘Emerald Velvet’ x E. ‘Jim’s Daphne’s Choice’ | Gayathri Valsala |
| IR221710 | 2022 | Episcia | GV’s Purple Passion | E. ‘Faded Jade’ x E. ‘Malayan Gem’ | Gayathri Valsala |
| IR221749 | 2022 | Episcia | GV’s Rose Quartz | E. ‘Faded Jade’ x E. ‘Joy’s Snowball’ | Gayathri Valsala |
| IR221751 | 2022 | Episcia | GV’s Silver Mint | E. ‘Moss Agate’ x E. ‘Joy’s Triple Beauty’ | Gayathri Valsala |
| IR221711 | 2022 | Episcia | GV’s Thunderbolt | E. ‘Malayan Gem’ x E. ‘Jim’s Daphne’s Choice’ | Gayathri Valsala |
| IR151311 | 2015 | Smithiantha | Hadouken | S. ‘Big Dots Rule’ x S.’Vivian’s Gift’ | Alcie Maxwell |
| IR98564 | 1998 | Streptocarpus | Hanna Ellis | (S. white johannis x ‘Elsi’) 105 x ‘Ruby’ x ‘Elsi’) | C. Rose |
| IR99610 | 1999 | Streptocarpus | Happy Girl | ‘Red Riding Hood’ x Swarz-9 | J. Ford |
| IR96493 | 1996 | Sinningia | Happy Holiday | S. ‘Minnie Pearl’ x S. ‘Beauty’ | M. Belisle |
| IR99611 | 1999 | Streptocarpus | Happy Snappy | ‘125-A x ‘Coral Reef’ | J. Ford |
| IR99612 | 1999 | Streptocarpus | Happy Snowflake | ‘Blueberries and Cream’ x ‘Ariadne’ | J. Ford |
| IR99613 | 1999 | Streptocarpus | Happy Time Gal | ‘Red Riding Hood’ x Swarz-9 | J. Ford |
| IR071030 | 2007 | Achimenes | Hard to Get | A. ‘Elegance’ x A. ‘Yellow Queen’ | Serge Saliba |
| IR091122 | 2009 | xVanvana | Harlequinade | Vanhouttea lanata x Paliavana tenuiflora | Jon Lindstrom |
| IR60009 | 1960 | Sinningia | Harold | R. ‘Splendens’ x S. eumorpha (reg. as xGloxinera) | H. E. Moore Jr |
| IR64053 | 1964 | Sinningia | Hazel Deschenes | S. (‘Velvet Charm’ x cardinalis) mutant | T. Bona |
| IR171361 | 2017 | Streptocarpus | Heartland’s Aussie Butterfly | S. ‘Suzie’s Sister’ x S. ‘Harlequin Blue’ | D. Martens |
| IR111159 | 2011 | Streptocarpus | Heartland’s Baby Egrets | S. ‘Fernwood’s Minuet’ x S. ‘Nerys’ | Dale Martens |
| IR111158 | 2011 | Sinningia | Heartland’s Flashlight | S. pusilla x S. helioana | Dale Martens |
| IR171364 | 2017 | xSmithicodonia | Heartland’s Joy | Smithiantha ‘Sassy Redhead” x Eucodonia seedling | D. Martens |
| IR111157 | 2011 | xSinvana | Heartland’s Maverick | Sinningia ‘Los Angeles’ x xSinvana ‘Mount Magazine’ | Dale Martens |
| IR111160 | 2011 | Streptocarpus | Heartland’s Peacock | S. ‘Fernwood’s Minuet’ x S. ‘Nerys’ | Dale Martens |
| IR81081 | 2008 | Streptocarpus | Heartland’s Singing Guppies | S. ‘Gloria’ x S. dunnii | D. Martens |
| IR111161 | 2011 | Streptocarpus | Heartland’s Snowbaby | S. ‘Fernwood’s Silhouette’ selfed | Dale Martens |
| IR171363 | 2017 | Streptocarpus | Heartland’s Snowflakes | S. ‘Heartland’s White Gold’ x S. ‘Brooklin’s Bubblegum’ | D. Martens |
| IR111162 | 2011 | Streptocarpus | Heartland’s White Gold | S. ‘Fernwood’s Minuet’ x S. Lemon Curd’ | Dale Martens |
| IR091113 | 2009 | Streptocarpus | Heather Ice | S. ‘Bristol’s Red Typhoon’ x un-named hybrid | Kim Williams |
| IR01795 | 2001 | Streptocarpus | Heaven Scent | S. ‘Helen’ x S. vandeleurii | J. Smith |
| IR131214 | 2013 | Sinningia | Heaven’s Gate | S. ‘Maiden’s Blush’ x S. ‘Purple Crest’ | Sharon Crochet |
| IR171385 | 2017 | Sinningia | Hector’s Dark Knight | S. ‘Bristol’s Good Morning’ x (S. ‘Snezhana’ x S. ‘Baikhovi Chintz’) | Hector Wong |
| IR171390 | 2017 | Sinningia | Hector’s Darth Maul | S. ‘Bristol’s Good Morning’ x S. ‘Peridots Darth Vader’ | Hector Wong |
| IR171383 | 2017 | Sinningia | Hector’s Double Pride | S. ‘Snezhana’ x S. ‘Baikhovi Chintz’ | Hector Wong |
| IR171387 | 2017 | Sinningia | Hector’s Fragrant Fig | S. ‘Bristol’s Good Morning’ x (S. ‘Snezhana’ x S. ‘Baikhovi Chintz’) | Hector Wong |
| IR171388 | 2017 | Sinningia | Hector’s Giant Carla | S. ‘Carla’ x self | Hector Wong |
| IR171382 | 2017 | Sinningia | Hector’s Kaleidosope | S. ‘Snezhana’ x S. ‘Baikhovi Chintz’ | Hector Wong |
| IR171366 | 2017 | Sinningia | Hector’s Pink Pride | S. unknown S. Saliba hybrid x S. unknown S. Saliba hybrid | Wallace Wells |
| IR171381 | 2017 | Sinningia | Hector’s Purple Rain | S. seedling x S. seedling | Hector Wong |
| IR171386 | 2017 | Sinningia | Hector’s Starry Night | S. ‘Bristol’s Good Morning’ x (S. ‘Snezhana’ x S ‘Baikhovi Chintz’) | Hector Wong |
| IR171384 | 2017 | Sinningia | Hector’s Variegated Gloxi | S. ‘Bristol’s Good Morning’ x self | Hector Wong |
| IR171389 | 2017 | Sinningia | Hector’s Wedding Gown | S. ‘Bristol’s Good Morning’ x S. ‘Peridots Darth Vader’ | Hector Wong |
| IR101144 | 2008 | Petrocosmea | Helena | P. menglingensis x P. nervosa | Jeff Foederer |
| IR91460 | 1991 | Sinningia | Hello Dolly | S. ‘Foxfire’ selfed F2 | D. Crowder |
| IR241979 | 2024 | Primulina | Heping | P. dryas ‘Hisako’ x P. guigangensis | Lin Mao, Chen Er, Sun Lina, Wu Jianyun, Wang Huaxin, Gong Jianying, Li Bing |
| IR06982 | 2006 | Sinningia | Herbert Walker | S. eumorpha x S. (leucotricha x reitzii) | Brad Walker |
| IR98525 | 1998 | Columnea | Hermione Gingold | C. ‘Sylvia’ x C. nicaraguensis | J. Trowbridge |
| IR141243 | 2014 | Sinningia | His Majesty | S.’Purple Crest’ x S. ‘Mark Twain’ | Sharon Crochet |
| IR201541 | 2020 | Primulina | Hold in Store | P. sinovietnamica x P. spinulosa | Dayan Tao |
| IR191457 | 2019 | Primulina | Hope | P. glandaceistriata X.X. Zhu, F. Wen & H. Sun x P. eburnea (Hance) Yin Z. Wang | Hai-xia Yan |
| IR66087 | 1966 | Sinningia | Hope Ireland | S. unnamed hybrid x S. pink eumorpha hybrid | S. Casalese |
| IR84312 | 1984 | Aeschynanthus | Hot Flash | A. evrardii x A. hildebrandii | B. Schwarz |
| IR99715 | 1999 | Smithiantha | Hot Pink Lady | S. zebrina hybrid x S. Kartuz hybrid | Dale Martens |
| IR02817 | 2002 | Streptocarpus | Hot Ticket | S. ‘Suzie’ x S. ‘Lemon Drop’ | D. Thompson |
| IR80195 | 1980 | Sinningia | Hotlips Houlihan | S. regina mutant | H. A. Campbell |
| IR221733 | 2020 | Kohleria | HS’s Arwen | K. ‘HCY’s Astrologer’ x K. ‘HCY’s Witch’ | Ahmet Hilmi Sekitmen |
| IR221732 | 2020 | Kohleria | HS’s Aurora | K. ‘HS’s Sweet Strawberry’ x K. ‘Beltane’ | Ahmet Hilmi Sekitmen |
| IR211616 | 2021 | Kohleria | HS’s Elif | K. Sunshine’ x K. ‘Ni’s Evelina’ | Ahmet Hilmi Sekitmen |
| IR221734 | 2020 | Kohleria | HS’s Eowyn | K. ‘Beltane’ x K. ‘HCY’s Witch’ | Ahmet Hilmi Sekitmen |
| IR221738 | 2020 | Kohleria | HS’s Evelyn | K. ‘Ni’s Claire’ x K. ‘HCY’s Astrologer’ | Ahmet Hilmi Sekitmen |
| IR221735 | 2020 | Kohleria | HS’s Galadriel | K. ‘Ni’s Grace’ x K. ‘Beltane’ | Ahmet Hilmi Sekitmen |
| IR231868 | 2023 | Kohleria | HS’s Green Eyes | K. ‘HS’s Sweet Strawberry’ x K. ‘HCY’s Witch’ | Ahmet Hilmi Sekitmen |
| IR211546 | 2021 | Kohleria | HS’s Pink Sugar | K. ‘HCY’s Inca Beauty’ x K. ‘Ni’s Evelina’ | Ahmet Hilmi Sekitmen |
| IR201536 | 2020 | Kohleria | HS’s Sweet Strawberry | K. ‘HCY’s Dreamworld’ x K. ‘Ni’s Donna’ | Ahmet Hilmi Sekitmen |
| IR211575 | 2021 | Primulina | Hua Xian | P. ‘Fall Dancer’ x P. spinulosa | Haixia Yan |
| IR211576 | 2021 | Primulina | Hua Yuan | P. sclerophylla x P. macrorhiza | Haixia Yan |
| IR211598 | 2021 | Primulina | Hualian | P/em>. baishouensis x P/em>. gueilinensis | Haixia Yan |
| IR66091 | 1966 | Sinningia | Hubert Hodge | S. un-named hbd. x S. (‘Velvet Charm’ x cardinalis) | T. Bona |
| IR94484 | 1994 | Sinningia | Hula Dancer | S. { x ‘Apricot Bouquet’} | V. Pilloton |
| IR181402 | 2018 | Sinningia | Hungarian Rose Sport | Sinningia seeds from unknown source | Jay Sespico |
| IR92464 | 1992 | Pearcea | hypocyrtiflora ‘Lars Kvist’ | N/A | Richard Dunn |
| IR84317 | 1984 | Columnea | Iago | C. erythrophaea x C. (‘Chanticleer’ x ‘Yellow Dragon’ | T. Bona |
| IR99614 | 1999 | Streptocarpus | Ice Capade | ‘Lavender Lace’ x ‘Toronto’ | J. Ford |
| IR99615 | 1999 | Streptocarpus | Ice Carnival | ‘Lavender Lace’ x ‘Toronto’ | J. Ford |
| IR071031 | 2007 | Achimenes | Ice Tea | A. ‘Elegance’ x A. ‘Orange Queen’ | Serge Saliba |
| IR02811 | 2002 | Streptocarpus | Ice Wine | S. ‘Canterbury Surprise’ x S. ‘Winter Dreams’ | D.Martens/S. Morgan |
| IR02809 | 2002 | Streptocarpus | Iced Amethyst Showoff | S. ‘Canterbury Surprise’ x S. ‘Winter Dreams’ | D.Martens/S. Morgan |
| IR02810 | 2002 | Streptocarpus | Iced Pink Flamingo | S. ‘Canterbury Surprise’ x S. ‘Winter Dreams’ | D. Martens |
| IR98526 | 1998 | Columnea | Ida Lupino | C. ‘Aflame’ x C. flaccida | J. Trowbridge |
| IR181417 | 2018 | Sinningia | Ila’s Pinkie Lee | S.’Jung’s Violet Agate’ x self | Linda Zillich |
| IR181418 | 2018 | Sinningia | Ila’s Starry Night | S.’Jung’s Violet Agate’ x self | Linda Zillich |
| IR99709 | 1999 | Streptocarpus | Imperial Lavender Lace | Lavender Lace’ x ‘Toronto’ | J. Ford |
| IR88426 | 1988 | Sinningia | Impossible Dream | S. ‘Buffy’ x S. speciosa ‘Diego Red’ | A. Wojcik |
| IR111154 | 2011 | Petrocosmea | In Rainbows | P. forrestii x P. barbata | Jaco Truter |
| IR121187 | 2012 | Streptocarpus | Inca | S. ‘Paper Moon’ x S. ‘Alissa’ | Gunilla Ridderberg |
| IR00734 | 2000 | xRamberlea | Inchgarth | Ramonda myconi x Haberlea ferdinandi-coburgii ‘Connie Davidson’ | Maureen Wilson |
| IR63077 | 1963 | Columnea (xColtrichantha) | Indian Summer | C. nicaraguensis x C. (T.) moorei | Cornell U. |
| IR82224 | 1982 | xAchimenantha | Inferno | not given | Patrick Worley |
| IR221763 | 2022 | Primulina | Initial Heart | P. liujiangensis x P. tenuituba | Ling-Pu Kong |
| IR02818 | 2002 | Streptocarpus | Inkblot | S. ‘Serius’ x S. ‘Janus’ | D. Thompson |
| IR98547 | 1998 | Streptocarpus | Inky Fingers’. | (S. gardenii x S. ‘Sandra’) | C. Rose |
| IR02819 | 2002 | Streptocarpus | Inky Frills | S. ‘Blue Mars’ x S. ‘Bright Eyes’ | D. Thompson |
| IR071024 | 2007 | Streptocarpus | Innominata | S. 01K-4 [1322] x S. 004-2 [1110] | George Gessert |
| IR081076 | 2008 | Streptocarpus | Inyanga | S. ‘Charlotte’ x unknown | Keith Capper |
| IR6983 | 2006 | Sinningia | Iris Walker | S. ‘Ozark Pink Sunrise’ x S. ‘Ugly Girl’ | Brad Walker |
| 2006 | Sinningia | Iris Walker | S. ‘Ozark Pink Sunrise’ x S. ‘Ugly Girl’ | Brad Walker | |
| IR99616 | 1999 | Streptocarpus | Irish Rose | ‘Rosebud’ x Mikklesen’s Pink’ | J. Ford |
| IR211567 | 2021 | Smithiantha | IS’s Sunshine Smile | S. ‘SimSim Polar Glow’ x S. ‘SimSim Charming Dragon’ | Irina Serednyaya |
| IR181419 | 2018 | Sinningia | Isa’s Scent of Love | S. ‘Texas Zebra’ x (S.conspicua x S.’Seminole’) | Chen Yi-Chen |
| IR66088 | 1966 | xAchicodonia | Isis | Eucodonia andrieuxii x Achimenes dulcis | Frances Batcheller |
| IR101146 | 2010 | Streptocarpus | Isis | S. ‘Bristol’s Blackbird’ x S. ‘Iona’ | Gunilla Ridderberg |
| IR89450 | 1989 | Sinningia | Island Silver | S. reitzii x S. (canescens x ‘Alruth’) | P. Conner |
| IR99617 | 1999 | Streptocarpus | Ivory Snow | ‘Happy Snowflake’ x ‘Fleur-de-lis’ | J. Ford |
| IR99618 | 1999 | Streptocarpus | Jack Frost | 238-A x 244 | J. Ford |
| IR06927 | 2006 | Streptocarpus | Jaco’s Gem | S. wild collected seed | Brian Grieve |
| IR201491 | 2020 | Primulina | Jade Tablet | P. diffusa seed or vegetative mutation | Fang Wen |
| IR121189 | 2012 | Episcia | Jake Ty | E. ‘Thad’s Pink Diamonds’ x E. ‘Emerald’ | Doreen Lucas |
| IR99619 | 1999 | Streptocarpus | Jamboree | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR99710 | 1999 | Streptocarpus | Jasper Sunshine | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR98527 | 1998 | Columnea | Jean Arthur | C. nicaraguensis x C. sulfurea | J. Trowbridge |
| IR98528 | 1998 | Columnea | Jeanette MacDonald | C. ‘Turandot’ x C. zebranella | J. Trowbridge |
| IR63032 | 1963 | Sinningia | Jeanie | S.’Velvet Charm’ x S. cardinalis | A. G. Belchier |
| IR79169 | 1979 | Sinningia | Jeannette | mixed hybrid seed | M. E. Werman |
| IR221829 | 2022 | Primulina | Jen’s Asteroid Belt | P. petrocosmeoides x P. huangii | Jennifer Vincent |
| IR111172 | 2011 | Streptocarpus | Jenny Willis | parentage unknown | Selwin Green |
| IR99620 | 1999 | Streptocarpus | Jericho | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR82230 | 1982 | Kohleria | Jester | K. (amabilis x bogotensis) x K. (amabilis x eriantha) | P. Worley |
| IR231867 | 2023 | Primulina | Jie Jie Gao | P. macrorhiza x P. purpurea | Yang Shuting |
| IR98529 | 1998 | Columnea | Joan Blondell | C. ‘Sylvia’ x C. nicaraguensis | J. Trowbridge |
| IR99621 | 1999 | Streptocarpus | Joey | ‘Party Doll’ x ‘Joker’ | J. Ford |
| IR99622 | 1999 | Streptocarpus | Joker | ‘Red Riding Hood’ x Swarz-9 | J. Ford |
| IR211552 | 2021 | Sinningia | Josephine B. | S. ‘Clara Louise’ x S. ‘Owlsee Red Hot’ | Alcie Maxwell |
| IR01799 | 2001 | Streptocarpus | Joshi | S. Violet Lace’ x S. unknown | J. Ellis |
| IR88437 | 1988 | Sinningia | Josi | (x {reitzii x eumorpha} | J. Stefaniak |
| IR01797 | 2001 | Streptocarpus | Josie | unknown | K. Williams |
| IR171391 | 2017 | Streptocarpus | JP Fenomen | S. ‘Arka’ x S.’Drako’ | Justyna Przyby |
| IR211566 | 2021 | Sinningia | JS White Empress | S. ‘JS Venis Kiss’ x S. ‘Ozark Doris Fay’ | Jeremy Stevens |
| IR201514 | 2020 | Columnea | Jude | Parentage unknown | Ron Myhr |
| IR96505 | 1996 | Streptocarpus | Judith | S. ‘Helen’ x S. ‘Paula’ | K. Jones |
| IR181413 | 2018 | Sinningia | Judy Becker | S. bullata x S. tubiflora | David Zaitlin |
| IR98530 | 1998 | Columnea | Judy Holliday | C. ‘Star Light’ x C. nicaraguensis | J. Trowbridge |
| IR65064 | 1965 | Sinningia | Juli | S. (unkn x S. seedling) x S. lineata | T. Bona |
| IR98537 | 1998 | Streptocarpus | Juliana Sofia | S. ‘Tiger Lily’ x self | L. Potter |
| IR99623 | 1999 | Streptocarpus | Juliet | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR99632 | 1999 | Streptocarpus | July Fourth | ‘Streaker’ x 152-B | J. Ford |
| IR78162 | 1978 | Nematanthus | Jungle Lights | N. ‘Sambo’ x N. wettsteinii | W. R. Saylor |
| IR96499 | 1996 | Smithiantha | Junko | S. ‘Santa Kulala’ x S. ‘Dent Vieux’ | Masaki Yamagata |
| IR88413 | 1988 | Sinningia | Kalendar Prince | S. ‘Cherry Chips’ x S. (‘Pink Ice’ x ‘Cindy’) | T. Bona |
| IR74137 | 1974 | Sinningia | Kalinka | S. ‘Pink Imp’ x S. ‘Dollbaby’ | W. Nash |
| IR78160 | 1978 | Kohleria | Kapo | K. ‘Longwood’ x K. Sciadotydea hybrid | F. Batcheller |
| IR151286 | 2015 | Streptocarpus | Katherine Jeanne | S. ‘Bristols Red Typhoon’ x unnamed seedling | Bobby G. Nicholson |
| IR63078 | 1963 | Columnea | Katsura | C. linearis x C. nicaraguensis | Cornell U. |
| IR071010 | 2007 | Episcia | KD’s Ancient Warrior | E. ‘Grey Lady’ x E. ‘My Black Beauty’ | Karen Dean |
| IR071011 | 2007 | Episcia | KD’s Fudge Brownie | E. ‘Malay Ebony’ x E. ‘Tricolor’ | Karen Dean |
| IR071013 | 2007 | Episcia | KD’s Green Meadows | E. ‘Faded Jade’ x E. ‘Frosted Mint’ | Karen Dean |
| IR071014 | 2007 | Episcia | KD’s Johannes | E. ‘Sea Foam’ x E. ‘Pink Gator’ | Karen Dean |
| IR071015 | 2007 | Episcia | KD’s Pink Sapphire | E. ‘Tiger Stripe’ x E. ‘Charlevoix’ | Karen Dean |
| IR071016 | 2007 | Episcia | KD’s Rhodochrosite | E. ‘Tiger Stripe’ x E. ‘Matowinie’ | Karen Dean |
| IR071021 | 2007 | Episcia | KD’s Rose Velvet | E. ‘Tiger Stripe’ x E. ‘Pink Gator’ | Karen Dean |
| IR071017 | 2007 | Episcia | KD’s Silver Dollar | E. ‘Grey Lady’ x E. ‘Faded Jade’ | Karen Dean |
| IR071018 | 2007 | Episcia | KD’s Sunset Beach | E. ‘Tiger Stripe’ x E. ‘Charlevoix’ | Karen Dean |
| IR071019 | 2007 | Episcia | KD’s Winter Green | E. ‘Grey Lady’ x E. ‘Faded Jade’ | Karen Dean |
| IR221736 | 2022 | Columnea | Keemun Black Tea | C. crassifolia x C. purpureovittata | Ya-Na Wang |
| IR091098 | 2009 | Sinningia | Kevin Garnett | S. ‘Tropical Twilight’ x S. ‘Playful Porpoise’ | Tim Tuttle |
| IR091096 | 2009 | Petrocosmea | Keystone’s Bantam | P. rosettifolia x P. sericea | Tim Tuttle |
| IR01785 | 2001 | Streptocarpus | Khorixas | S. polyanthus ssp polyanthus x S. meyeri | J. Truter |
| IR171376 | 2017 | Primulina | Kim | (P.subrhomboidea x P. dryas ‘Hisako’) x P. sclerophylla | Andy Kuang |
| IR01752 | 2001 | Streptocarpus | Kimi | S. ‘Big Yolk’ x S. #104-2 | T. Okuto |
| IR00722 | 2000 | Streptocarpus | King of Kings | S. vandeleurii x S. johannis | J. Ford |
| IR99624 | 1999 | Streptocarpus | King’s Cloak | ‘Burgundy’ x ‘Amethyst’ | J. Ford |
| IR01753 | 2001 | Streptocarpus | Komachi | S. #137 x self | T. Okuto |
| IR221762 | 2022 | Primulina | Kong’s Calf Love | P. liujiangensis x P. tenuituba | Ling-Pu Kong |
| IR221764 | 2022 | Primulina | Kong’s Fine Snow | P. ‘Yan Mei’ x P. ‘Silver Feather’ | Ling-Pu Kong |
| IR73124 | 1973 | Sinningia | Kore | S. ‘Ramadeva’ x S. richii | F. Batcheller |
| IR88427 | 1988 | Sinningia | Kozma Shiva | S. unnamed hybrid PM7 x S. pusilla ‘White Sprite’ | J. Steuerlein |
| IR73125 | 1973 | Sinningia | Krishna | S. ‘Ramadeva’ line bred | F. Batcheller |
| IR85358 | 1985 | Sinningia | Kristen | S. ‘Happy Days’ x S. small red compacta from Mines | T. Bona |
| IR61011 | 1961 | xAchimenantha | Kuan Yin | Smithiantha zebrina x multiflora | Frances Batcheller |
| IR161350 | 2016 | Streptocarpus | KW-Kasienka | S. ‘Zavist’ Bogov’ x S. ‘Moroznye Uzory’ | Katarzyna Wiatr |
| IR151297 | 2015 | Smithiantha | LA Yellow Brick Road | S. ‘Jan’s Surprise’ x S.’Tropical Sunset’ | Lacera DeWilde |
| IR05901 | 2005 | Streptocarpus | Lacy Snowflake | S. ‘Blue Mars’ x S. ‘Sugar Blues’ | D. Thompson |
| IR80179 | 1980 | Sinningia | Lady Jane | S. ‘Mothers Day’ x S. (‘Velvet Charm’ x barbata’ | T. Bona |
| IR96506 | 1996 | Streptocarpus | Lady Lavender | S. ‘Susan’ x | K. Jones |
| IR99625 | 1999 | Streptocarpus | Laflora Animada | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR221715 | 2022 | Primulina | Lanshan Muzi | P. subrhomboidea x P. sp. | Dingjiao Lan |
| IR231863 | 2023 | Primulina | Lapsang Souchong | P. brachytricha x P. guizhongensis | Yan-Ping Pang |
| IR98548 | 1998 | Streptocarpus | Largesse | (S. formosus x S. ‘Elsi’) | C. Rose |
| IR92466 | 1992 | Columnea (Dalbergaria) | Larry Skog | C. guttata x C. ericae | R. & P. Dunn |
| IR201519 | 2020 | Primulina | Late Spring | P. yungfuensis x P. laxiflora | Haixia Yan |
| IR231916 | 2023 | Primulina | Latin Dance | P. guizhongensis x P. qintangensis | Yixun Yu |
| IR98563 | 1998 | Streptocarpus | Laura Elizabeth | unknown | J. Ellis |
| IR071040 | 2007 | Streptocarpus | Laura Sue | S. ‘Bristol’s Landoodoe’ x S. ‘Bristol’s Nose Print’ | Nancy Block |
| IR151296 | 2015 | Sinningia | Lauren | S. guttata x S. sp.’Cabo Frio’ | Ray Coyle |
| IR00720 | 2000 | Streptocarpus | Laurie Anderson | ‘Picotee’ x ‘Mary Sakamoto’ | G. Gessert |
| IR141237 | 2011 | Primulina | Lavender Apple | P.macrorhiza x P. ophiopogoides | Lai Bi-dan |
| IR121196 | 2012 | Streptocarpus | Lavender Daze | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR80214 | 1980 | Achimenes | Lavender Fancy | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR181409 | 2018 | Primulina | Lavender Field | P. longgangensis x P. diffusa | Shu Li |
| IR221723 | 2022 | Primulina | Lavender Kisses | P. qintangensis x P. linearicalyx | Wendi Yu |
| IR63044 | 1963 | Sinningia | Lavender Lady | S. ‘Velvet Charm’ seedling | P. Schulz |
| IR05902 | 2005 | Streptocarpus | Lavender Mist | S. ‘Magnetosphere’ x S. ‘Serius’ | D. Thompson |
| IR05903 | 2005 | Streptocarpus | Lavender Profusion | S. ‘Pegasus’ x S. ‘Bristol’s Blue Water’ | D. Thompson |
| IR98559 | 1998 | Streptocarpus | Lavender Rosette | S. ‘Pegasus’ x S. kentaniensis | D. Martens |
| IR96494 | 1996 | Sinningia | Leah | S. ‘Cherry Dumplin’ x S. ‘China Seas’ | M. Belisle |
| IR221699 | 2022 | Kohleria | Legend | K. ‘Rit’s Blurred’ x K. ‘Ni’s Medison’ | Elif Cabar |
| IR211637 | 2021 | Primulina | Lei’s Monk Pig | P. sinovietnamica x P. guizhongensis | Yuyang Lei |
| IR89449 | 1989 | Nematanthus | Lemon and Lime | N. (‘Lucky Strike’ x Jungle Lights’) x (‘Green Magic’ x ‘J. L | W. R. Saylor |
| IR06967 | 2006 | Streptocarpus | Lemon Curd | S. unknown Tanaka hybrid x S. ‘Big Yolk’ | Kenji Hirose |
| IR82236 | 1982 | Gesneria | Lemon Drop | G. cuneifolia x G. citrina | M. Kartuz |
| IR99626 | 1999 | Streptocarpus | Lemon Ice | 199-B x 154-A | J. Ford |
| IR99627 | 1999 | Streptocarpus | Lemon Meringue | 199-B x 199-B selfed | J. Ford |
| IR221753 | 2022 | Achimenes | Lemon Orchard | A. hybrid x A. hybrid | Serge Saliba |
| IR211553 | 2021 | Sinningia | Lena H. | S. ‘Clara Louise’ x S. ‘Owlsee Red Hot’ | Alcie Maxwell |
| IR091109 | 2009 | Streptocarpus | Leonie | unknown parentage | Annabell Thomas |
| IR071051 | 2007 | Petrocosmea | Lexi | P. barbata x P. flaccida | Jeff Foederer |
| IR211618 | 2021 | Sinningia | Leyla’s Burak Iskol | S. ‘KJ’s Cat’s Whiskers’ x S. ‘HCY’s Monodrama’ | Leyla Akkaya Iskol Turkey |
| IR171372 | 2017 | Streptocarpus | Li’s Frilly Skirt | S. ‘Cricky’ x S. cyanandrus | Andy Kuang |
| IR171371 | 2017 | Streptocarpus | Li’s Tiger Stripe | S. ‘Li’s Frilly Skirt’ x S. cyanandrus | Andy Kuang |
| IR211623 | 2021 | Primulina | Light Dance | P. macrorhiza x P. pungentisepala | Dayan Tao |
| IR221716 | 2022 | Primulina | Light Make-up Nymph | P. pungentisepala x P. hiemalis | Wendi Yu |
| IR211612 | 2021 | Primulina | Light Purple Skirt | P. ‘Purple Jade Hairpin’ x P. hochiensis | Yuyang Lei |
| IR06928 | 2006 | Streptocarpus | Lilac Lady | S. ‘Dainty Lady’ x self | Brian Grieve |
| IR80180 | 1980 | Sinningia | Lilac Time | S. ‘Mothers Day’ x S. ‘Hubert Hodge’ | T. Bona |
| IR201492 | 2020 | Kohleria | Liliput | K. ‘HCY’s Jardin de Monet’ x K. eriantha | Ahmet Levent Cerci |
| IR98517 | 1998 | xBrigandra | Lily Wilson | Briggsia aurantiaca x Opithandra primuloides | Maureen Wilson |
| IR04880 | 2004 | Streptocarpus | Linda’s Fine Art | S. ‘Sensation’ x S. ‘Valentine’ | J. Ford |
| IR04881 | 2004 | Streptocarpus | Linda’s First Date | S. ‘Easter Bonnet’ x S. ‘White Christmas’ | J. Ford |
| IR04882 | 2004 | Streptocarpus | Linda’s Georgie Porgie | S. ‘Watermelon Wine’ x S. ‘Bristol’s Popsickle’ | J. Ford |
| IR04993 | 2004 | Streptocarpus | Linda’s Ma Belle Pettite | S. ‘Coral Flair’ x S. ‘Twilight’ | J. Ford |
| IR04884 | 2004 | Streptocarpus | Linda’s Scarlet Robe | S. ‘Easter Bonnet’ x S. ‘White Christmas’ | J. Ford |
| IR04995 | 2004 | Streptocarpus | Linda’s Skip to Malou | S. ‘Easter Bonnet’ x S. ‘White Christmas’ | J. Ford |
| IR04886 | 2004 | Streptocarpus | Linda’s Slap Stick | S. ‘Coral Flair’ x S. ‘Twilight’ | J. Ford |
| IR04887 | 2004 | Streptocarpus | Linda’s Which Way | S. ‘Watermelon Wine’ x S. ‘Bristol’s Popsickle’ | J. Ford |
| IR62019 | 1962 | xKohleriella | Lindy Lou | Gloxinella lindeniana x Kohleria tubiflora | P. Arnold |
| IR88417 | 1988 | Sinningia | Linnea | S. ‘Black Light’ x S. ‘Anna Chips’ | M. Belisle |
| IR141254 | 2014 | xAchimenantha | Lionheart | Achimenes ‘Verschaffield’ x Smithiantha ‘Santa Clara’ | Stan Mossop |
| IR99628 | 1999 | Streptocarpus | Little Bear | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR80206 | 1980 | Achimenes | Little Burgundy | A. ‘Crimson Tiger’ selfed | C. E. Spaugh |
| IR99629 | 1999 | Streptocarpus | Little Darling | 146-C x ‘Sunrise’ | J. Ford |
| IR99630 | 1999 | Streptocarpus | Little Girl | ‘Jinx Karen’ x ‘Karen’ | J. Ford |
| IR71113 | 1971 | Sinningia | Little Imp | S. Pink Petite’ x S. complex hybrid | C. D. Clayberg |
| IR161316 | 2016 | Sinningia | Little Jessy | S. ‘His Majesty’ x S. richii var. ‘Robson Lopes’ | Sharon Crochet |
| IR121197 | 2012 | Streptocarpus | Little Lottie | S. ‘Summer Skies’ x S. ‘Ronduls Brigette’ | Kim Williams |
| IR99631 | 1999 | Streptocarpus | Little Miss Priss | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR63045 | 1963 | Sinningia | Little One | S. (eumorpha x purpurea) x S. eumorpha | P. Schulz |
| IR231885 | 2023 | Primulina | Little Pink | P. longgangensis x P. hochiensis | Haixia Yan |
| IR03842 | 2003 | Streptocarpus | Little Pink Pixie | S. ‘Lord Fauntleroy’ x S. ‘Sunsweet’ | H. Dillenbeck |
| IR81216 | 1981 | Achimenes | Little Red Tiger | A. ‘Crimson Tiger’ selfed | C. E. Spaugh |
| IR141255 | 2014 | Primulina | Little Star | P. hediotidea x P. sp | Lai Bi-dan |
| IR80185 | 1980 | Aeschynanthus | Little Tiger | A. ‘Bali’ x A. (tricolor x praelongus) | W. R. Saylor |
| IR171394 | 2017 | Primulina | Loki | P. brassicoides x P. dryas ‘Latifolia Dwarf’ | Peter Shalit |
| IR221731 | 2022 | Primulina | Long Sword | P. macrorhiza complex x self | Dingjiao Lan |
| IR79168 | 1979 | Kohleria | Lono | K. ‘Kapo’ x K. digitaliflora (warszewiczii ) | F. Batcheller |
| IR181412 | 2018 | Primulina | Lotus Fairy | P. minutimaculata x P. pseudoeburnea | Shu Li |
| IR231917 | 2023 | Primulina | Love in Green Season | P. longgangensis x P. tabacum | Jiajun Huang |
| IR73130 | 1973 | Sinningia | Love Song | S. ‘Dollbaby’ x S. hybrid | T. Bona |
| IR231886 | 2023 | Primulina | Lovely Lady | P. guigangensis x P. ‘Bright Fall’ | Haixia Yan |
| IR98531 | 1998 | Columnea | Lucille Ball | C. ‘Flamingo’ x C. schiedeana | J. Trowbridge |
| IR191458 | 2019 | Primulina | Lucky | P. glandaceistriata X.X.Zhu, F.Wen & H.Sun x P. sclerophylla (W.T. Wang) Yan Liu | Hai-xia Yan |
| IR181423 | 2018 | Primulina | Lucky Cloud | Mutation of P. yungfuensis | Le Luo |
| IR05904 | 2005 | Streptocarpus | Lucky Strike | S. ‘Michael’ x S. ‘Texas Hot Chili’ | D. Thompson |
| IR82235 | 1982 | Nematanthus | Lucky Strike | N. (wettsteinii x ‘Sambo’) x N. (wettsteinii x hirtellus) | W. R. Saylor |
| IR201544 | 2020 | Primulina | Luxury | P. guigangensis x P. dryas | Haixia Yan |
| IR111166 | 2011 | Streptocarpus | Lydia Santana | S. ‘Texas Sunset’ x S. ‘Midnight Flame’ | Jacqueline Crawford |
| IR181420 | 2018 | Sinningia | LYL’s Leyla Akkaya Iskol | S. ‘Silver Pink’ x S. speciosa ‘Cardosa Moreira purple’ | Leyla Akkaya Iskol |
| IR101137 | 2010 | Sinningia | Ma Bessie | S. eumorpha x (S. leucotricha x reitzii) | B. Walker |
| IR85350 | 1985 | xSmithicodonia | Mae | not given | Patrick Worley |
| IR081093 | 2008 | Sinningia | Mae’s Amethyst | S. ‘Laura’ x unnamed hybrid | Liu Wai Kuen |
| IR081094 | 2008 | Sinningia | Mae’s Trumpet | S. ‘Laura’ x unnamed hybrid | Liu Wai Kuen |
| IR80196 | 1980 | Sinningia | Maggie O’Brien | S. ‘Mothers Day’ x S. (‘Velvet Charm’ x barbata) | T. Bona |
| IR04895 | 2004 | Sinningia | Magic Moment | S. amambayensis x S. conspicua | B. Paternoster |
| IR221828 | 2022 | Primulina | Magnetic Star | P. guizhongensis x P. heterochroa | Jiaxin Fu |
| IR98541 | 1998 | Streptocarpus | Magpie | S. ‘Lisa’ x S. ‘Kim’ | F. Davies |
| IR78166 | 1978 | Episcia | Mahogany | E. ‘Noel’ x E. ‘Triton’ | R. C. Paquette |
| IR88428 | 1988 | Sinningia | Mais Alice | S. (‘Cindy-ella’ x ‘Patty Ann’) x S. aggregata ‘Pendulina’ | J. Steuerlein |
| IR211554 | 2021 | Smithiantha | Malu’s Alcie | S. ‘Big Dots Rule’ x S. ‘Vivian’s Gift’ | Margery Anderson-Clive |
| IR211555 | 2021 | Smithiantha | Malu’s Florbella | S. ‘Big Dots Rule’ x S. ‘Vivian’s Gift’ | Margery Anderson-Clive |
| IR211556 | 2021 | Smithiantha | Malu’s Good and Plenty | S. ‘Big Dots Rule’ x S. ‘Vivian’s Gift’ | Margery Anderson-Clive |
| IR211557 | 2021 | Smithiantha | Malu’s Show-off | S. ‘Big Dots Rule’ x S. ‘Vivian’s Gift’ | Margery Anderson-Clive |
| IR70107 | 1970 | Columnea | Malvina | C ‘Oneidan’ x C. zebrina | J. Wyrtzen |
| IR171369 | 2017 | Sinningia | Mama Kee | S. pink seedling from GS Seed Fund x (S. ‘Delta Fox’ x self) | Sharon Crochet |
| IR191435 | 2019 | Sinningia | Mama Kee’s Little Baby | S. ‘Cajun Butterfly’ x S. richii ‘Robson Lopes’ | Sharon Crochet |
| IR191434 | 2019 | Sinningia | Mama Kee’s Little Prince | S. ‘Delta Fox’ x self | Sharon Crochet |
| IR191438 | 2019 | Sinningia | Mama Kee’s Little Tabby | S. pink seedling from a seed fund x S. ‘Cajun Prince’ | Sharon Crochet |
| IR191439 | 2019 | Sinningia | Mama Kee’s Little Tiger | S. ‘Cajun Prince’ x S. pink seedling from a seed fund | Sharon Crochet |
| IR04893 | 2004 | Streptocarpus | Mama Maureen | S. ‘Joshi’ x S. ‘Ruby River’ | J. Ellis |
| IR99701 | 1999 | Streptocarpus | Mama Mia | ‘First Love’ x ‘Coventry’ | J. Ford |
| IR89446 | 1989 | Achimenes | Mandy | A. ‘Desiree’ x A. ‘Tracey Thornley’ | C. Lawn |
| IR72119 | 1972 | Nematanthus | Mardi Gras | N. ‘Tropicana’ x N. ‘Rio’ | W. R. Saylor |
| IR91462 | 1991 | Streptocarpus | Margaret | S. ‘Sandra’? | M. Godfrey |
| IR93474 | 1993 | Sinningia | Margaret | S. ‘Lorna’ seedling x S. reitzii | C. Rampton |
| IR171373 | 2017 | Sinningia | Marge | S. ‘Orion’ x S. araneosa | Andy Kuang |
| IR70108 | 1970 | Nematanthus | Marianne W. | N. nervosa x N. wettsteinii | J. Wyrtzen |
| IR77158 | 1977 | Sinningia | Marilyn Joyce | S. speciosa mix | G. Herndon |
| IR081072 | 2008 | Streptocarpus | Marjorie | S. ‘Bristol’s Red Typhoon’ x S. unnamed seedling | K. Williams |
| IR03837 | 2003 | Streptocarpus | Mark Tobey | S. 99c-3 x S. ‘Aly’s Tiger Lily’ | G. Gessert |
| IR101138 | 2010 | Streptocarpus | Marnie Frances | S. ‘Midnight Flame’ x S. ‘Texas Sunset’ | J. Crawford |
| IR80205 | 1980 | Sinningia | Marty M. | S. ‘Red Kay’ seedling x S. ‘Red Kay’ seedling | T. Bona |
| IR98543 | 1998 | Streptocarpus | Mary | F2 seedling x F2 seedling | F. Davies |
| IR161335 | 2016 | Seemannia | Mary Hamby | S. nematanthoides ‘Evita’ x S.purpurascens ‘Bolivian Form’ | Brad Walker |
| IR091099 | 2004 | Sinningia | Matt Hudson | S. ‘Tropical Twilight’ x S. ‘Los Angeles’ | Tim Tuttle |
| IR63034 | 1963 | Sinningia | Maude Cogswell | S. ‘Velvet Charm’ x unnamed S. seedling | T. Bona |
| IR79174 | 1979 | Sinningia | Maureen Burke | S. eumorpha x S. canescens | J. C. Fant |
| IR99716 | 1999 | Sinningia | Mauro | (S. aggregata v. pendulina x ‘Cupid’s Bouquet) x tubiflora | I. Montgomery |
| IR83293 | 1983 | xGloximannia | Medea | xG. ‘Arion’ x xG. ‘Medusa’ | Jim Roberts |
| IR76143 | 1976 | Seemannia | Medusa | see Seemannia | Frances Batcheller |
| IR89453 | 1989 | Sinningia | Melanie | S. ‘Ruby Rose’ x S. ‘Cherry Chip’ | M. Belisle |
| IR161339 | 2016 | Seemannia | Melba Clendenon | S. ‘200’ noid1 x S.’Purple Prince’ | Brad Walker |
| IR091121 | 2009 | Smithiantha | Melissa Ann | Parentage unknown from T. Scaggs | Pat Murray |
| IR231910 | 2023 | Petrocosmea | Melody | P. sericea x P. barbata | WangYin-Zheng Wang |
| IR99633 | 1999 | Streptocarpus | Melody | ‘Ocean Rain’ x ‘Party Doll’ | J. Ford |
| IR79176 | 1979 | Columnea | Merkur | C. long chain of hybrids including arguta, verecunda F. C. | M. Haualand |
| IR231887 | 2023 | Primulina | Meteor | P. liujiangensis x P. minutimaculata | Haixia Yan |
| IR07991 | 2007 | Streptocarpus | Mia | S. ‘Rod 2’ x S. (unknown x kentaniensis | George Gay |
| IR221728 | 2022 | Primulina | Miao | P. pungentisepala x self | Le Luo |
| IR77157 | 1977 | Sinningia | Michele Therese | S. speciosa hybrid | G. Herndon |
| IR141248 | 2012 | Primulina | Mid-Autumn Festival | P. lutea x P guizhongensis | Toshijiro Okuto |
| IR99635 | 1999 | Streptocarpus | Midnight Blue | ‘Black Panther’ x 94-A | J. Ford |
| IR99636 | 1999 | Streptocarpus | Midnight Magic | ‘Imperial Lavender Lace x ‘Thunder Blue’ | J. Ford |
| IR06981 | 2006 | Petrocosmea | Milan | P. nervosa x P. begoniifolia | Jeff Foederer |
| IR231893 | 2023 | Primulina | Milk Chocolate | P. lutea x P. wentsaii | Shikai Guan |
| IR01744 | 2001 | Primulina (Chirita) | Mineko | P. subrhomboidea x P. fimbrisepala ‘Wuhan’ | T. Okuto |
| IR161344 | 2016 | Sinningia | Mini Me | S. unknown x S.unknown | Hector Wong |
| IR211581 | 2021 | Primulina | Minnie Pearl | P. ophiopogoides x P. linearifolia. | Barb Borleske |
| IR78165 | 1978 | Episcia | Mint Julep | E. ‘Noel’ x E. ‘Silver Sheen’ | R. C. Paquette |
| IR99634 | 1999 | Streptocarpus | Minuet | ‘Ocean Rain’ x ‘Party Doll’ | J. Ford |
| IR99637 | 1999 | Streptocarpus | Miranda | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR96495 | 1996 | Sinningia | Mischief | S. ‘Ruby Chip’ x S. ‘Royal Raspberry’ | M. Belisle |
| IR221761 | 2022 | Primulina | Mission | P. ‘Yan Mei’ x P. ‘Silver Feather’ | Ling-Pu Kong |
| IR191478 | 2019 | Primulina | Mist Rain | P. leprosa x P. guizhongensis | Haixia Yan |
| IR63035 | 1963 | Sinningia | Mister B. | S. (eumorpha x ‘Velvet Charm’) x S. cardinalis | T. Bona |
| IR211558 | 2021 | Sinningia | Misty C. | S. ‘Clara Louise’ x S. ‘Owlsee Red Hot’ | Alcie Maxwell |
| IR72120 | 1972 | Sinningia | Modesta | S. pusilla ‘White Sprite’ x S. leucotricha | N. P. Bernard |
| IR79170 | 1979 | Sinningia | Mollie L. | S. ‘Hircon’ x S. ‘Mother of Pearl’ | M. Mines |
| IR081073 | 2008 | Streptocarpus | Monica’s Magic | S. ‘Franken Dainty Lady’ x S. unnamed seedling | K. Williams |
| IR99639 | 1999 | Streptocarpus | Moon Over Miami | ‘Black Magic’ x 199-A | J. Ford |
| IR121198 | 2012 | Streptocarpus | Moon River | S. ‘Summer Skies’ x S. ‘Ronduls Brigette’ | Kim Williams |
| IR77155 | 1977 | Nematanthus | Moonglow | N. unnamed seedling x N. ‘Black Magic’ | W. R. Saylor |
| IR99638 | 1999 | Streptocarpus | Moonlight Magic | ‘Sensation’ x ‘Toronto’ | J. Ford |
| IR02821 | 2002 | Streptocarpus | Moonlit Velvet | S. ‘Blue Mars’ x S. ‘Serius’ | D. Thompson |
| IR99640 | 1999 | Streptocarpus | Moonstone | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR091124 | 2009 | Streptocarpus | Morion | S. ‘Midnight Flame’ x S. ‘Kim’ | Gunilla Ridderberg |
| IR181400 | 2018 | Primulina | Morning Light | P. fimbrisepala x P. shouchengensis | Wen-Jun Lv |
| IR99641 | 1999 | Streptocarpus | Morning Song | ‘July Fourth’ x Blue 215 | J. Ford |
| IR62024 | 1962 | Episcia | Moss Agate | unknown | P. Arnold |
| IR62016 | 1962 | Episcia | Moss Brocade | E. ‘Moss Agate’ x dark leaved cupreata cross | F. W. Mitchell |
| IR75140 | 1975 | Sinningia | Mother of Pearl | unknown | H. M. Winter |
| IR65065 | 1965 | Sinningia | Mothers Day | S. barbata seedling x unnamed seedling | T. Bona |
| IR06984 | 2006 | xSinvana | Mount Magazine | S. conspicua x P. tenuiflora | Jon Lindstrom |
| IR111164 | 2011 | xSinvana | Mount Nebo | Paliavana prasinata x Sinningia insularis | Jon Lindstrom |
| IR97512 | 1997 | Achimenes | Mozelle | A. ‘Red Elf’ x A. grandiflora ‘Pink Lady’ | K. Jacobson |
| IR231864 | 2023 | Primulina | Mr. Chongzhi | P. purpureokylin x P. papillosa | Yuyang Lei |
| IR82238 | 1982 | Columnea | Musetta | C. ‘Chanticleer’ x C. ‘Stella Nova’ | T. Bona |
| IR99642 | 1999 | Streptocarpus | My Fair Lady | Swartz-10 x ‘Black Panther’ | J. Ford |
| IR93478 | 1993 | Eucodonia | N’Awleans | E. verticillata ‘Frances’ x E. andrieuxii | R. Dunn |
| IR141250 | 2007 | Primulina | Nandia Dreams | P.fimbrisepala x P. pungentisepala | Qixiang Zhang |
| IR01754 | 2001 | Streptocarpus | Naruto | S. ‘Isochidori’ x S. #108 | T. Okuto |
| IR091107 | 2009 | Streptocarpus | Natasha | S. ‘Franken Dainty Lady’ x S. ‘Ruby’ | James Ellis |
| IR80212 | 1980 | Achimenes | National Velvet | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR201545 | 2020 | Primulina | Nebula | (P. guizhongensis x P. leprosa) x P. spinulosa | Haixia Yan |
| IR79175 | 1979 | Sinningia | New Etna | S. speciosa fyfiana x S. regina (F2) | J. C. Fant |
| IR99643 | 1999 | Streptocarpus | Niagara Falls | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR03835 | 2003 | Streptocarpus | Niagara’s African Queen | S. ‘Shy Blue’ x S. ‘Phoebe’ | M. Kotarski |
| IR03836 | 2003 | Streptocarpus | Niagara’s Purple Posey | S. ‘Yahoo’ (sport) x S. ‘Constant Nymph’ | M. Kotarski |
| IR201509 | 2020 | Primulina | Nifty Girl | P. purpurea x P. liguliformis | Shikai Guan |
| IR05905 | 2005 | Streptocarpus | Night Beacon | S. ‘Magnetosphere’ x S. ‘Sugar Blues’ | D. Thompson |
| IR05906 | 2005 | Streptocarpus | Night Edition | S. ‘Firebird’ x S. ‘The King’ | D. Thompson |
| IR081078 | 2008 | Streptocarpus | Nitania | S. ‘Gloria’ x S. ‘midnight Flame’ | Gunilla Ridderberg |
| IR03868 | 2003 | Streptocarpus | Nonsuch Mulberry Ruffles | S. ‘Chorus Line’ x S. (Wiesmoor Red x unnamed seedling) | L. Carnegie |
| IR91456 | 1991 | Sinningia | Norma | S. ‘Elena’ x S. ‘Mercury’ | M. Mines |
| IR73128 | 1973 | Sinningia | Norma Jean | S. Dollbaby’ x S. ‘Little Imp’ | N. P. Bernard |
| IR02800 | 2002 | Streptocarpus | Northwest Passaage | S. 98 I-5 x S. ‘Blue Beard’ | G. Gessert |
| IR06960 | 2006 | Streptocarpus | Northwoods Candy Stripe | S. ‘Snow Rose’ x self | Jeanne Krieger |
| IR04896 | 2004 | Streptocarpus | Northwoods Dusty Valentine | S. ‘Ruby’ x S. ‘Gloria | J. Krieger |
| IR06961 | 2006 | Streptocarpus | Northwoods Frosted Dreamsicle | S. ‘Snow Rose’ x self | Jeanne Krieger |
| IR06962 | 2006 | Streptocarpus | Northwoods Frosted Moonshine | S. (‘Canterbury Surprise’ x ‘Happy Snowflake’) x self | Jeanne Krieger |
| IR06963 | 2006 | Streptocarpus | Northwoods Frosted Pink Squirrel | S. (‘Canterbury Surprise’ x ‘Peach Perfect’) x S. ‘Northwoods Frosty Girl’ | Jeanne Krieger |
| IR03839 | 2003 | Streptocarpus | Northwoods Frosted Pink Web | S. ‘Happy Snowflake’ x S. ‘Hera’ | J. Krieger |
| IR06964 | 2006 | Streptocarpus | Northwoods Frosted Sunshine | S. ‘Northwoods Frosted Moonshine’ x self | Jeanne Krieger |
| IR03838 | 2003 | Streptocarpus | Northwoods Frosty Girl | S. ‘Canterbury Surprise’ x S. ‘Winter Dreams’ | J. Krieger |
| IR04873 | 2004 | Streptocarpus | Northwoods Mulberry Wine | S. ‘Happy Snowflake’ x S. ‘Hera’ | J. Krieger |
| IR03832 | 2003 | Streptocarpus | Northwoods Pansy Doll | S. ‘Hand Painted’ x S. ‘Thalia’ | J. Krieger |
| IR04874 | 2004 | Streptocarpus | Northwoods Pink Frill | S. ‘Happy Snowflake’ x S. ‘Hera’ | J. Krieger |
| IR03840 | 2003 | Streptocarpus | Northwoods Plum Frosted | S. (‘Canterbury Surprise’ x ‘Winter Dream’) x sib | J. Krieger |
| IR04894 | 2004 | Streptocarpus | Northwoods Purple Lightning | S. ‘Something Special’ x S. ‘Blue Beard’ | J. Krieger |
| IR03841 | 2003 | Streptocarpus | Northwoods Ruffled Freeble | S. ‘Ruby’ x S. ‘Blue Beard’ | J. Krieger |
| IR03833 | 2003 | Streptocarpus | Northwoods Simple Elegance | S. ‘Ruby’ x S. ‘Blue Beard’ | J. Krieger |
| IR03834 | 2003 | Streptocarpus | Northwoods Thistle Lace | S. ‘Happy Snowflake’ x S. ‘Hera’ | J. Krieger |
| IR95488 | 1995 | Sinningia | Notorious | S. ‘Bewitched’ selfed x S. (conspicua x ‘Bewitched’ | P. Shalit |
| IR99644 | 1999 | Streptocarpus | Nova Scotia | ‘Cranberry x ‘Snow Sparkle’ | J. Ford |
| IR221813 | 2022 | Streptocarpus | NWG Ice Breaker | ( S. ‘Noreen’ x S. ‘Angelina Jolie’) x ( S. ‘Noreen’ x S. ‘Vanda’) | Nadezhda Warthen-Gibson |
| IR221719 | 2022 | Streptocarpus | NWG Ink Me Tender | [S. ‘Angelina Jolie’ x S. ‘Salmon Sunset’] x [S. ‘Raydar’s Molly’ x S. ‘Somerset Indigo Ice’] | Nadezhda Warthen-Gibson |
| IR221812 | 2022 | Streptocarpus | NWG Told You So | S. ‘Raydar’s Mollie’ x S. ‘Noreen’ | Nadezhda Warthen-Gibson |
| IR99645 | 1999 | Streptocarpus | Ocean Rain | 120-E x ‘Ruffles in Pink’ | J. Ford |
| IR01786 | 2001 | Streptocarpus | Ocean Rain | S. 120-E x S. ‘Ruffles in Pink’ | J. Ford |
| IR73126 | 1973 | Sinningia | Oengus | S. (concinna x schiffneri) x S. ‘Krishna’ | F. Batcheller |
| IR161332 | 2016 | xAchimenantha | Ohio’s Blue Bullets | Smithiantha ‘Sassy Redhead’ x Achimenes (un-named hybrid) | Daniel Steele |
| IR161333 | 2016 | Streptocarpus | Ohio’s Blue Skies | S.kirkii x S. saxorum | Daniel Steele |
| IR161334 | 2016 | xAchimannia | Ohio’s Never Say Never | Un-named Seemannia hyb. x Achimenes mexicana | Daniel Steele |
| IR171392 | 2017 | Sinningia | OJ’s Annabelle | S. ‘Pretty Bell’ x S.eumorpha | Olga Johnsen |
| IR98549 | 1998 | Streptocarpus | Old Rose Wine’. | S. ‘Joanna’ x(‘Ruby’ x ‘Elsi’) | C. Rose |
| IR64055 | 1964 | Sinningia | Olive Hull | S. eumorpha x S. ‘Mister B.’ | T. Bona |
| IR01787 | 2001 | Streptocarpus | Omaruru | S. baudertii x S. montigena | J. Truter |
| IR242039 | 2024 | Achimenes | Omniyat | A. ‘SRG’S Maria’ x A. ‘White Glory’ | Serge Saliba |
| IR63079 | 1963 | Columnea | Oneidan | C. crassifolia x C. allenii | Cornell U. |
| IR63080 | 1963 | Columnea | Onondagan | C. tulae ‘Flava’ (C. scandens v. tulae) x C. nicaraguensis | Cornell U. |
| IR99646 | 1999 | Streptocarpus | Ontario Wild rose | ‘Oglevee’s Red’ x ‘Diana’ | J. Ford |
| IR63081 | 1963 | Columnea | Orange Beauty | C. tulae ‘Flava’ (C. scandens v. tulae) x C. querceti | Cornell U. |
| IR80207 | 1980 | Achimenes | Orange Delight | A. ‘Harveyi’ x A. ‘Viola Michelssen’ | C. E. Spaugh |
| IR63027 | 1963 | Sinningia | Oriental Jewel | S. cardinalis ‘Splendens’ x mixed S. pollen | P. Schulz |
| IR01788 | 2001 | Streptocarpus | Otavi | S. fasciatus x S. ‘Venus’ | J. Truter |
| IR01789 | 2001 | Streptocarpus | Otjikondo | S. floribundus x dunnii | J. Truter |
| IR01790 | 2001 | Streptocarpus | Otjiwarongo | S. red johannis type x S. porphyrostachys | J. Truter |
| IR01755 | 2001 | Streptocarpus | Otome | S. ‘Usubeni’ x self | T. Okuto |
| IR01791 | 2001 | Streptocarpus | Outjo | S. montigena x S. johannis | J. Truter |
| IR99647 | 1999 | Streptocarpus | Over the Rainbow | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR99648 | 1999 | Streptocarpus | Overture | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR151314 | 2015 | Sinningia | Owlsee Red Hot | S.bullata x S.Kevin Garnett’ | Alcie Maxwell |
| IR211615 | 2021 | Sinningia | OZ’s Agape | S. ‘KJ’s Cat’s Whiskers’ x S. ‘HCY’s Monodrama’ | Ozgul Yildirim |
| IR211608 | 2021 | Kohleria | Oz’s Buse | K. ‘HCY’s Peach Queen’ x K. ‘Ni’s Mitzie’ | Ozgul Yildirim |
| IR211609 | 2021 | Kohleria | Oz’s Defne | K. ‘Ni’s Pippi Langstrump’ x K. ‘Ni’s Mitzie’ | Ozgul Yildirim |
| IR191444 | 2019 | Koheria | Oz’s Hira | K. ‘Heartland’s Blackberry Butterfly’ x K. ‘Peridots Kitlope’ | Ozgul Yildirim |
| IR211610 | 2021 | Kohleria | Oz’s Merida | K. ‘HCY’s Peach Queen’ x K. ‘Ni’s Mitzie’ | Ozgul Yildirim |
| IR211607 | 2021 | Kohleria | Oz’s Pars | K. ‘Ni’s Mitzie’ x self | Ozgul Yildirim |
| IR211570 | 2021 | Kohleria | OZ’s Pinar | K. ‘Mother’s Lipstick’ x K. ‘Ni’s Evelina’ | Ozgul Ildirim |
| IR211611 | 2021 | Kohleria | Oz’s Safiye | K. ‘Designer’s Helloween’ x K. eriantha | Ozgul Yildirim |
| IR211569 | 2021 | Kohleria | OZ’s Simay | K. ‘Ni’s Pippi Longstrump’ x K. ‘Ni’s Mitzie’ | Ozgul Ildirim |
| IR211572 | 2021 | Kohleria | Oz’s Tuana Suna | K. ‘HCY’s Peach Queen’ x K. ‘Ni’s Mitzie’ | Ozgul Yildirim |
| IR071042 | 2007 | Sinningia | Ozark Coral Freckles | S. unknown x S. ‘Piglet’ | D. Harris |
| IR101140 | 2010 | Sinningia | Ozark Fireworks | S. ‘Martha Lemke’ x [S. {(Scoundrel x self) x ‘Laura’ | David Harris |
| IR071043 | 2007 | Sinningia | Ozark First Born | S. ‘Martha Lemke’ x S. ‘Ozark Coral Freckles’ | D. Harris |
| IR04869 | 2004 | Sinningia | Ozark Petunia Edge | S. ‘Alexandra’ x S. ‘Country Garden’ | D. Harris |
| IR071044 | 2007 | Sinningia | Ozark Pink Sunrise | S. ‘Martha Lemke’ x S. ‘Ozark Coral Freckles | D. Harris |
| IR04872 | 2004 | Sinningia | Ozark Rosy Cheeks | S. ‘Glory Me’ x S. ‘Super Orange’ | D. Harris |
| IR04870 | 2004 | Sinningia | Ozark Rosy Freckles | S. ‘Country Crocus’ x S. ‘Piglet’ | D. Harris |
| IR071045 | 2007 | Sinningia | Ozark Rosy Tiger | S. ‘Martha Lemke’ x S. ‘Ozark Coral Freckles’ | D. Harris |
| IR081079 | 2008 | Sinningia | Ozark Scentimental Journey | S. guttata x S. un-named miniature hybrid | D. Martens (originated by D. Harris) |
| IR101141 | 2010 | Sinningia | Ozark Twin Trumpets | S. ‘Chippewa Grace’ x [S. {(Scoundrel x self) x ‘Laura’ | David Harris |
| IR04871 | 2004 | Sinningia | Ozark Waterfall | S. (‘Scoundrel’ x self) x S. ‘Laura’ | D. Harris |
| IR65066 | 1965 | Sinningia | Pagoda | S. unkn. seedling x [(eumorpha x ‘Velvet Charm’) x cardinalis | T. Bona |
| IR63039 | 1963 | Episcia | Painted Warrior | E. Canal Zone hybrid seedlings | H.l M. Harmon |
| IR201537 | 2020 | Primulina | Palagonia | P. longgangensis x P. petrocosmeoides | Levente Hajdu |
| IR221729 | 2022 | Primulina | Paloma Blanca | P. ‘Purple Sandae’ x P. pungentisepala | Le Luo |
| IR85355 | 1985 | Sinningia | Pandora | S. ‘Love Spot’ x S. ‘Anna W.’ | A. Wojcik |
| IR111177 | 2011 | Sinningia | Party Dress | S. SxTXB x S. ‘Playful Porpoise’ | Thad Scaggs |
| IR75139 | 1975 | Sinningia | Pastel Peach | unknown | H. M. Winter |
| IR06936 | 2006 | Smithiantha | Pat’s Pet Antelope | S. multiflora hybrid x self | Gary Dunlap |
| IR06937 | 2006 | Smithiantha | Pat’s Pet Armadillo | S. cinnabarina x S. canarina | Gary Dunlap |
| IR06957 | 2006 | Streptocarpus | Pat’s Pet Brimstone | S. ‘Janus’ x S. ‘Pegasus’ | Gary Dunlap |
| IR06938 | 2006 | Smithiantha | Pat’s Pet Chinchilla | S. ‘Red King’ x S. ‘Tropical Sunset’ | Gary Dunlap |
| IR06939 | 2006 | Smithiantha | Pat’s Pet Chipmunk | S. ‘Golden Leopard; x S. canarina | Gary Dunlap |
| IR06940 | 2006 | Smithiantha | Pat’s Pet Cougar | S. cinnabarina x S. canarina | Gary Dunlap |
| IR06941 | 2006 | Smithiantha | Pat’s Pet Deer | S. ‘ Curacao x S. ‘Prelude’ | Gary Dunlap |
| IR06942 | 2006 | Smithiantha | Pat’s Pet Donkey | S. cinnabarina x S. canarina | Gary Dunlap |
| IR06943 | 2006 | Smithiantha | Pat’s Pet Ferret | S. ‘ Curacao’ x S. ‘Prelude’ | Gary Dunlap |
| IR06944 | 2006 | Smithiantha | Pat’s Pet Fox | S. ‘Sunshine’ x S. multiflora | Gary Dunlap |
| IR06945 | 2006 | Smithiantha | Pat’s Pet Gazelle | S. ‘Sunshine’ x S. multiflora | Gary Dunlap |
| IR06946 | 2006 | Smithiantha | Pat’s Pet Giraffe | S. ‘Red King’ x S. ‘Tropical Sunset’ | Gary Dunlap |
| IR06947 | 2006 | Smithiantha | Pat’s Pet Impala | S. ‘Sunshine’ x S. multiflora hybrid | Gary Dunlap |
| IR06948 | 2006 | Smithiantha | Pat’s Pet Jaguar | S. ‘Jaguar’ x S. ‘Sassy Redhead’ | Gary Dunlap |
| IR06949 | 2006 | Smithiantha | Pat’s Pet Jerboa | S. ‘Sunshine’ x S. multiflora | Gary Dunlap |
| IR06950 | 2006 | Smithiantha | Pat’s Pet Lion | S. ‘Sunshine’ x S. multiflora | Gary Dunlap |
| IR06951 | 2006 | Smithiantha | Pat’s Pet Llama | S. ‘ Texas Campfire Embers’ x S. ‘Red King’ | Gary Dunlap |
| IR06952 | 2006 | Smithiantha | Pat’s Pet Mandrill | multiflora x ‘Abbey’ | Gary Dunlap |
| IR06934 | 2006 | xSmithicodonia | Pat’s Pet Mockingbird | E. ‘Adele’ x S. multiflora | Gary Dunlap |
| IR06958 | 2006 | Streptocarpus | Pat’s Pet Monarch | S. ‘Al’s Pal’ x S. ‘Hera’ | Gary Dunlap |
| IR06953 | 2006 | Smithiantha | Pat’s Pet Oryx | S. multiflora hybrid x self | Gary Dunlap |
| IR06954 | 2006 | Smithiantha | Pat’s Pet Otter | S. ‘Texas Campfire Embers’ x S. canarina | Gary Dunlap |
| IR06931 | 2006 | Eucodonia | Pat’s Pet Parrot | E. ‘Adele’ x E. ‘Celeste’ | Gary Dunlap |
| IR06932 | 2006 | Eucodonia | Pat’s Pet Penguin | E. ‘Adele’ x E. ‘Celeste’ | Gary Dunlap |
| IR06955 | 2006 | Smithiantha | Pat’s Pet Squirrel | multiflora x ‘Abbey’ | Gary Dunlap |
| IR06935 | 2006 | xSmithicodonia | Pat’s Pet Swan | E. ‘Adele’ x S. multiflora | Gary Dunlap |
| IR06933 | 2006 | Eucodonia | Pat’s Pet Toucan | E. ‘Adele’ x E. ‘Celeste’ | Gary Dunlap |
| IR06956 | 2006 | Smithiantha | Pat’s Pet Walrus | S. cinnabarina x S. canarina | Gary Dunlap |
| IR96507 | 1996 | Streptocarpus | Patricia | S. ‘Susan’ | K. Jones |
| IR73129 | 1973 | Sinningia | Patty Ann | S. ‘Modesta’ x S. ‘Little Imp’ | N. P. Bernard |
| IR181410 | 2018 | Primulina | Peach Beauty | P. lutvittata x P. repanda | Shu Li |
| IR80213 | 1980 | Achimenes | Peach Glow | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR99702 | 1999 | Streptocarpus | Peachy Pink Petticoat | ‘Party Doll’ x ‘Purple Parfait’ | J. Ford |
| IR92467 | 1992 | Sinningia | Peg of My Heart | S. (red Bona hbd x ‘Super Orange’) x (S. warmingianax x S. incarnata) | P. Conner |
| IR90455 | 1990 | Kohleria | Pele | K. ‘Lono’ x K. allenii | F. Batcheller |
| IR081074 | 2008 | Streptocarpus | Penelope | S. ‘Bristol’s Red Typhoon’ x S. unnamed seedling | K. Williams |
| IR00733 | 2000 | Sinningia | Peninsula Belle | S. reitzii x S. lineata | A. LaVergne |
| IR88429 | 1988 | Sinningia | Penny Arcade | S. ‘Cherry Chips’ x S. pusilla ‘White Sprite’ | J. Steuerlein |
| IR161337 | 2016 | Seemannia | Pepper | S. gymnostoma x S. ‘239’ | Brad Walker |
| IR99650 | 1999 | Streptocarpus | Peppermint Schnapps | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR231881 | 2023 | Kohleria | Peridots Autumn Haze | K. 19-C56-8 x K. ‘Peridots Kitlope’ | Iain James |
| IR231899 | 2023 | Sinningia | Peridots Bright Beam | S. ‘Peridots Red Hot’ x S. 19-C75-2 | Iain James |
| IR231870 | 2023 | Sinningia | Peridots Dance Time | S. ‘Peridots Winter Light’ x S. 20-C17-8 | Iain James |
| IR231874 | 2023 | Sinningia | Peridots Fall Memories | S. ‘Peridots Patchwork Quilt’ x S. ‘Peridots Sand Pebbles’ | Iain James |
| IR231878 | 2023 | Kohleria | Peridots Kitasoo | K. ‘Peridots Sunburst’ x K. 19-C56-5 | Iain James |
| IR231879 | 2023 | Kohleria | Peridots Kitlope | K. ‘Tane’ x K. ‘Dark Velvet’ | Iain James |
| IR231877 | 2023 | Kohleria | Peridots Linda Louise | K. ‘Peridots Sunburst’ x K. 19-C56-5 | Iain James |
| IR231898 | 2023 | Sinningia | Peridots Odin’s Cloak | S. 19-C75-5 x S. ‘Peridots Pink Pipettes’ | Iain James |
| IR231897 | 2023 | Sinningia | Peridots Pekoe Page | S. ‘Peridots Patchwork Quilt’ x S. ‘Peridots Pink Pipettes’ | Iain James |
| IR231875 | 2023 | Sinningia | Peridots Pink Pipettes | S. ‘Peridots Tie Dyed’ x S. ‘Kevin Garnett’ | Iain James |
| IR231873 | 2023 | Sinningia | Peridots Red Hot | S. ‘Peridots Bubbling Butter’ x S. ‘Peridots Patchwork Quilt’ | Iain James |
| IR231869 | 2023 | Sinningia | Peridots Sea Shell | S. 19-C48-1 x S. 19-C75-4 | Iain James |
| IR231871 | 2023 | Sinningia | Peridots Solar Sprite | S. ‘Peridots Winter Light’ x S. 20-C17-8 | Iain James |
| IR231880 | 2023 | Kohleria | Peridots Toucan | K. 19-C104-4 x K. ‘Peridots Vulcan’ | Iain James |
| IR231872 | 2023 | Sinningia | Peridots Winter Light | S. ‘Peridots Bubbling Butter’ x S. ‘Peridots Patchwork Quilt’ | Iain James |
| IR06926 | 2006 | Streptocarpus | Persephone | S. ‘Simple Pleasures’ x mix of pollen from ‘Demeter’ and ‘Hanna Ellis’ | P.A. Heath |
| IR02822 | 2002 | Streptocarpus | Persian Carpet | S. ‘Blue Mars’ x S. ‘Magnetosphere’ | D. Thompson |
| IR89451 | 1989 | Sinningia | Peruvian Doll | S. (‘April Doll’ x ‘Super Orange’) x S. peruviana | P. Conner |
| IR63046 | 1963 | Sinningia | Petite | S. pusilla x S. hybrid | P. Schulz |
| IR98560 | 1998 | Streptocarpus | Petite Pink Princess | (S. ‘Joker’ selfed) x self | D. Martens |
| IR92463 | 1992 | Sinningia | Philly’s Pholly | S. speciosa hybrid | P. Cummisky |
| IR99651 | 1999 | Streptocarpus | Pianissimo | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR98550 | 1998 | Streptocarpus | Picadilly Line | S. kentaniensis x[(white johannis x ‘Elsi’) x ‘Joanna’] | C. Rose |
| IR99652 | 1999 | Streptocarpus | Piccalilli | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR05921 | 2005 | Primulina (Chirita) | Piccolo | P. spadiciformis x P. sclerophylla | Peter Shalit |
| IR02823 | 2002 | Streptocarpus | Picotee Dream | S. ‘Burgundy’ x S. ‘Hera’ | D. Thompson |
| IR02824 | 2002 | Streptocarpus | Picotee Lace | S. ‘Serius’ x S. ‘Janus’ | D. Thompson |
| IR161323 | 2016 | Primulina | Piebald Apple | P. ‘Lavender Apple’ x P. sclerophylla | Lai Bi-dan |
| IR88430 | 1988 | Sinningia | Pinafore | S. ‘Anna W.’ F2 | A. Wojcik |
| IR02825 | 2002 | Streptocarpus | Pink Aplenty | S. ‘Suzie’ x S. ‘Sunsweet’ | D. Thompson |
| IR181414 | 2018 | Primulina | Pink Beauty | P. yunfuensis x P. sp. | Hui Xu |
| IR231888 | 2023 | Primulina | Pink Butterfly | P. longgangensis x P. spadiciformis | Haixia Yan |
| IR121199 | 2012 | Streptocarpus | Pink Champagne | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR81217 | 1981 | Achimenes | Pink Crest | unknown (R. Brumpton hybridizer) | C. E Spaugh |
| IR081095 | 2008 | Sinningia | Pink Dragonfly | S. ‘April Starr’ x S. ‘Purple Soda’ | Liu Wai Kuen |
| IR94483 | 1994 | Episcia | Pink Dreams | E. ‘Pink Panther’ sport | R. Teich |
| IR131217 | 2013 | Streptocarpus | Pink Elephant | S. ‘Pink Cloud’ x S. vandeleurii | Jeff Smith |
| IR01756 | 2001 | Streptocarpus | Pink Fantasia | S. # 142 x S. ‘Kimi’ | T. Okuto |
| IR68096 | 1968 | Sinningia | Pink Flare | S. ‘Ramadeva’ x S.(‘Pink Petite’ x ‘Dollbaby’) | I. Rosenblum |
| IR231896 | 2023 | Primulina | Pink Gabriel | (P. guizhongensis x P. leprosa) x P. pungentisepala | Qian Song |
| IR00723 | 2000 | Streptocarpus | Pink Icing | S. ‘White Christmas’ x S. ‘Brigadoon’ | J. Ford |
| IR71112 | 1971 | Sinningia | Pink Imp | S. Pink Petite’ x S. complex hybrid | C. D. Clayberg |
| IR121200 | 2012 | Streptocarpus | Pink Ink | S. ‘Penelope’ x S. ‘Inky Fingers’ | Kim Williams |
| IR151310 | 2015 | Smithiantha | Pink Lemonade | S. ‘Big Dots Rule’ x S.’Vivian’s Gift’ | Alcie Maxwell |
| IR65058 | 1965 | Sinningia | Pink Petite | S. pusilla x S. leucotricha | C. D. Clayberg |
| IR80181 | 1980 | Sinningia | Pink Petticoats | S. ‘Will of the Wisp’ x S. ‘Pennside’ | T. Bona |
| IR201523 | 2020 | Primulina | Pink Silk Skirt | P. beiliuensis var. fimbribracteata x P. fimbrisepala var. fimbrisepala | Wen Fang |
| IR99653 | 1999 | Streptocarpus | Pink Souffle | ‘Ruffles in Pink’ x ‘Ruffles in Pink’ selfed | J. Ford |
| IR99711 | 1999 | Sinningia | Pink Tiger | California Gold’ x (eumorpha x striata) | D. Martens |
| IR77148 | 1977 | Episcia | Pink Velvet | sport of E. ‘Lady Lou’ | W. Smith |
| IR69100 | 1969 | Columnea | Pixie | C. ‘Yellow Dragon’ x C. percrassa (billbergiana) | W. R. Saylor |
| IR02805 | 2002 | Sinningia | Playful Porpoise | S. ‘California Gold’ x S. ‘Guardian Angel’ | D. Martens |
| IR121201 | 2012 | Streptocarpus | Plum Lady | S. unnamed hybrid x S. ‘Ronduls Kristin’ | Kim Williams |
| IR02826 | 2002 | Streptocarpus | Plum Pudding | S. ‘Suzie’ x S. ‘Kim’ | D. Thompson |
| IR02827 | 2002 | Streptocarpus | Plum Smile | S. ‘Burgundy’ x S. ‘Bristol’s Blue Water’ | D. Thompson |
| IR63047 | 1963 | Sinningia | Plush Tiara | S. ‘Velvet Charm’ x ‘Velvet Charm’ seedling | P. Schulz |
| IR101126 | 2010 | Streptocarpus | PNW Ink | unknown | Peter N. Wilson |
| IR91126 | 2010 | Streptocarpus | PNW Ink | unknown | Peter N. Wilson |
| IR221730 | 2022 | Primulina | POP Corn | P. pungentisepala x P. medica | Le Luo |
| IR171354 | 2017 | Sinningia | Precious | Sinningia ‘Bright Eyes’ x S. concinna | Bonnie Formella |
| IR201499 | 2020 | Primulina | Pretty Girl | P. yungfuensis x P. pungentisepala | Haixia Yan |
| IR88431 | 1988 | Sinningia | Pretty in Pink | S. ‘Glinda’ F3 selection | A. Wojcik |
| IR121192 | 2012 | Streptocarpus | Priceless | S. ‘Burgundy Ice’ x unknown | Janet Price |
| IR89454 | 1989 | Sinningia | Prince Charming | S. ‘Cindy-ella’ sport | M. Belisle |
| IR98532 | 1998 | Columnea | Princess Di | C. nicaraguensis x C. zebranella | J. Trowbridge |
| IR161342 | 2016 | Seemannia | Progenitor | S. nematanthoides ‘Evita’ x S.purpurascens ‘Bolivian Form’ | Brad Walker |
| IR99717 | 1999 | Streptocarpus | Pudgen | unknown | M.J. Tyler |
| IR191459 | 2019 | Primulina | Purple Beauty | P. liboensis (W.T. Wang & D.Y.Chen) Mich. Möller & A.Weber x P. purpurea F.Wen, Bo Zhao & Y.G. Wei | Hai-xia Yan |
| IR211633 | 2021 | Primulina | Purple Butterfly | P. guizhongensis x P. lijiangensis | Haixia Yan |
| IR201533 | 2020 | Primulina | Purple Dream | P. minutimaculata x P. sp. | Haixia Yan |
| IR181398 | 2018 | Primulina | Purple Fairy | Mutation of P. fimbrisepala | Sheng Huang |
| IR201524 | 2020 | Primulina | Purple Fumes | P. purpurea x P. longii | Wen Fang |
| IR131236 | 2013 | Primulina (Chirita) | Purple Hair | P. vilosissima × P. eburnea | Lai Bi-Dan and Wen Fang, China |
| IR141236 | 2014 | Primulina | Purple Hair | P. vilosissima x P. eburnea | Lai Bi-Dan |
| IR06989 | 2006 | Streptocarpus | Purple Hologram | S. Dibley’s ‘Kim’ x S. ‘Magenta Mama’ | G. Gay |
| IR231889 | 2023 | Primulina | Purple Intuition | P. lijiangensis x P. longgangensis | Haixia Yan |
| IR121202 | 2012 | Streptocarpus | Purple Lace | S. unnamed hybrid x S. ‘Ronduls Kristin’ | Kim Williams |
| IR06990 | 2006 | Streptocarpus | Purple Lightening | S. ‘Rosebud’ x S. Dibley’s ‘Kim’ | G. Gay |
| IR211600 | 2021 | Primulina | Purple Magic | P. sp. x P. purpurea | Haixia Yan |
| IR99654 | 1999 | Streptocarpus | Purple Martin | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR201505 | 2020 | Primulina | Purple Memories | P. glandaceistriata x P. sp | Haixia Yan |
| IR131233 | 2013 | Primulina | Purple Moon | P. beiliuensis x P. villosissima. | Wen Fang |
| IR99655 | 1999 | Streptocarpus | Purple Parfait | 215 x 215-A | J. Ford |
| IR99656 | 1999 | Streptocarpus | Purple Passion | 120-E x ‘Ruffles in Pink’ | J. Ford |
| IR99657 | 1999 | Streptocarpus | Purple People Eater | 120-E x ‘Ruffles in Pink’ | J. Ford |
| IR05918 | 2005 | Streptocarpus | Purple Peppered | S. ‘Magnetosphere’ x S. ‘Hera’ | D. Thompson |
| IR99658 | 1999 | Streptocarpus | Purple Perplexity | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR091112 | 2009 | Streptocarpus | Purple Pride | S. ‘Bristol’s Red Typhoon’ x un-named hybrid | Kim Williams |
| IR211624 | 2021 | Primulina | Purple Robe | P. gueilinensis x P. baishouensis | Dayan Tao |
| IR191460 | 2019 | Primulina | Purple Rose | P. liguliformis (W. T. Wang) Mich. Möller & A.Weber x P. brachytricha (W. T. Wang & D.Y. Chen) R.B.Mao & Yin Z.Wang var. brachytricha | Hai-xia Yan |
| IR99659 | 1999 | Streptocarpus | Purple Spider | ‘Chorus Line’ x ‘Black Panther’ | J. Ford |
| IR201500 | 2020 | Primulina | Purple Spirit | P. purpurea x P. laxiflora | Haixia Yan |
| IR181422 | 2018 | Primulina | Purple Sundae | P.eburnea x P.longii | Le Luo |
| IR221717 | 2022 | Primulina | Purple Throat | P. fimbrisepala x . pungentisepala | Wendi Yu |
| IR99660 | 1999 | Streptocarpus | Purple Tiger | CK54 (fasciatus) x ‘Black Panther’ | J. Ford |
| IR231918 | 2023 | Primulina | Qingdai | P. guizhongensis x P. sinovietnamica | Jiajun Huang |
| IR191441 | 2019 | Smithiantha | QJQ’s Melody | S. ‘Spring’ x S. ‘Sunny Day’ | Jia-Qi Qin |
| IR93476 | 1993 | Sinningia | Quasar | S. pusilla X S. conspicua | A. Wojcik |
| IR201525 | 2020 | Primulina | Queen of the Night | P. eburnea x P. ronganensis | Li Shu |
| IR75141 | 1975 | Episcia | Quick Silver | E. ‘Frosty’ x unknown | D. & E. Masterson |
| IR03831 | 2003 | Streptocarpus | Radio Leicester | unknown | J. Ellis |
| IR99661 | 1999 | Streptocarpus | Rain Dance | 120-E x ‘Ruffles in Pink’ | J. Ford |
| IR63048 | 1963 | Sinningia | Rainbow | unknown | P. Schulz |
| IR211579 | 2021 | Primulina | Rainbow | P. guigangensis x P. sp. | Haixia Yan |
| IR221724 | 2022 | Primulina | Rainbow Candy | P. qintangensis x P. jiuwanshanica | Wendi Yu |
| IR221817 | 2022 | Sinningia | Rainbow’s Purple-hazy | ((S. ‘Speckled Blooms’ × S. ‘Elegant White’) x S. unnamed hybrid-1) x (S. ‘Speckled Blooms’ × S. ‘Elegant White’) | Hao Yanling |
| IR221703 | 2022 | Sinningia | Rainbow’s Purple-Rhyme | [(S. ‘Speckled Blooms’ x S. ‘Elegant White’) x S. unnamed hybrid-1] x S. unnamed hybrid-1 | Hao Yanling |
| IR211601 | 2021 | Primulina | Rainforest | P. atropurpurea x P. medica | Haixia Yan |
| IR73127 | 1973 | Sinningia | Ramadeva | S. pusilla x S. leucotricha | F. Batcheller |
| IR99662 | 1999 | Streptocarpus | Raspberry Charm | 52 x ‘Toronto’ | J. Ford |
| IR121203 | 2012 | Streptocarpus | Raspberry Ice | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR05907 | 2005 | Streptocarpus | Raspberry Network | S. ‘Magnetosphere’ x S. ‘Hera’ | D. Thompson |
| IR80202 | 1980 | Kohleria | Raspberry Ripple | K. ‘Connecticut Belle’ x K. eriantha | C. Spaugh |
| IR05908 | 2005 | Streptocarpus | Raspberry Splash | S. ‘Firebird’ x S. ‘Muse’ | D. Thompson |
| IR04877 | 2004 | Nematanthus | Ray | N. (‘Black Gold’ x ‘Christmas Holly’) open pollinated | J. Becker |
| IR101148 | 2010 | Sinningia | Rebecca Margarita | S. ‘Iris Walker’ x S. ‘Cherry Delight’ | Brad Walker |
| IR101130 | 2010 | Streptocarpus | Reckoner | S. ‘Otame’ x S. lilliputana | J. Truter |
| IR80184 | 1980 | Aeschynanthus | Red Cascade | A. pulcher x A. micranthus | W. R. Saylor |
| IR57001 | 1957 | Episcia | Red Corduroy | unknown | Mrs. L. Spengler |
| IR181433 | 2018 | Columnea | Red Dolphin | C. ‘Sun Dance’ x C. hirta var.mortonii | Timothy R. Demmin |
| IR01757 | 2001 | Streptocarpus | Red Fantasia | S. #142 x S. ‘Kimi’ | T. Okuto |
| IR97515 | 1997 | Smithiantha | Red King | ‘Maggie’ x ‘Halloween’ | M. Cass |
| IR99664 | 1999 | Streptocarpus | Red Ransom | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR99665 | 1999 | Streptocarpus | Red Riding Hood | ‘Fuchsia Nymph x (So. W. x ‘Oglevee’s Red’) | J. Ford |
| IR82231 | 1982 | Kohleria | Red Ryder | K. ‘Longwood’ x K. amabilis | P. Worley |
| IR00736 | 2000 | Aeschynanthus | Red Sails | A. ‘Black Pagoda’ x A. evrardii | R. Stewart |
| IR98533 | 1998 | Columnea | Red Skelton | C. ‘Turandot’ x C. gloriosa | J. Trowbridge |
| IR02801 | 2002 | Streptocarpus | Redon | S. 98A-6 x S. ‘Blue Beard’ | G. Gessert |
| IR82232 | 1982 | Kohleria | Regent | K. (bogotensis x hirsuta) x K. (bogotensis x tubiflora) | P. Worley |
| IR171375 | 2017 | Primulina | Rena | (P. subrhomboidea x P. dryas ‘Hisako’) x P. sclerophylla | Andy Kuang |
| IR201521 | 2020 | Primulina | Return With Honor | P. yungfuensis x P. liujiangensis | Dayan Tao |
| IR221815 | 2022 | Primulina | Revitalization | P. guigangensis x P. guizhongensis | Lin Mao |
| IR211594 | 2021 | Streptocarpus | RF-Aurora | S. ‘UA-Lovets Snov’ x S. ‘Moroznye Uzory’ | Rafal Firszt |
| IR191436 | 2019 | Streptocarpus | RF-Barbie Pink | S.’Popi’ x S.’Armani’ | Rafal Firszt |
| IR191437 | 2019 | Streptocarpus | RF-Paula | S.’Popi’ x S.’Armani’ | Rafal Firszt |
| IR201493 | 2020 | Streptocarpus | RF-White Princess | S. ”DS-Hawaiian Party’ x S. ‘DS-L’Epatage d’Alchimie’ | Rafal Firszt |
| IR88412 | 1988 | Sinningia | Rhett Butler | S. ‘Georgia Sunset’ x S. micrantha compacta | T. Bona |
| IR07992 | 2007 | Streptocarpus | Rhonwyn | S. ‘Franken Dainty Lady’ x self | George Gay |
| IR091117 | 2009 | Sinningia | richii ‘Robson Lopes’ | naturally occurring | Mauro Peixoto |
| IR161341 | 2016 | Seemannia | Rigsby | S. gymnostoma x S. ‘262’ | Brad Walker |
| IR96500 | 1996 | Smithiantha | Riko | S. ‘Santa Kulala’ x S. ‘Dent Vieux’ | Masaki Yamagata |
| IR69105 | 1969 | Nematanthus | Rio | N. radicans (gregarius) x N. selloanus (fissus) | W. R. Saylor |
| IR171355 | 2017 | Sinningia | Rio 16 | Sinningia guttata x S. helleri | Hung Xuan Nguyen |
| IR231909 | 2023 | Petrocosmea | Ripple | P. rosettifolia x P. barbata | Tian-Feng Lu |
| IR071020 | 2007 | Episcia | Rita’s Pearl Passion | E. ‘Tiger Stripe’ x E. ‘Charlevoix’ | Karen Dean |
| IR201520 | 2020 | Primulina | River Dragon | P. liujiangensis x P. longii | Shikai Guan |
| IR63040 | 1963 | Sinningia | Robin Hood | S. cardinalis x S. ‘Treasure’ | P. Schulz canceled |
| IR161347 | 2016 | Sinningia | Rock Fire Crew | (S. ‘Thad’s Gas Planet’ x S.’Scensational Pepperpot’) x (S. ‘Thad’s Gas Planet’ x S.’Scensational Pepperpot’) | Jay Sespico |
| IR181401 | 2018 | Sinningia | Rock Futures | S. Charles Lawn’s seedling x S. ‘Rock Loves Dale’ | Jay Sespico |
| IR171360 | 2017 | Sinningia | Rock Loves China | S.speciosa (spotted pink) x S. ‘Dale’s Coral Fiesta’ | Jay Sespico |
| IR161348 | 2016 | Sinningia | Rock Loves Dale | (S.’Scensational Pepperpot’) x (S. ‘Thad’s Gas Planet’ x S.speciosa ‘Pedra Lisa’) | Jay Sespico |
| IR161346 | 2016 | Sinningia | Rock Loves Jerry | S. unknown x S. unknown | Jay Sespico |
| IR171359 | 2017 | Sinningia | Rock Loves Maria | S. ‘Scensational Pepperpot’ x S. ‘Thad’s Gas Planet’ | Jay Sespico |
| IR161331 | 2016 | Sinningia | Rock Lyrics | (S. ‘Thad’s Gas Planet’ x S.’Bristols Good Morning’) x S.’Scensational Pepperpot’ | Jay Sespico |
| IR161330 | 2016 | Sinningia | Rock New Covenant | S. ‘Thad’s Gas Planet’ x S.’Bristols Good Morning’ | Jay Sespico |
| IR181403 | 2018 | Sinningia | Rock Rays | S. Charles Lawn’s seedling x S. ‘Rock Loves Dale’ | Jay Sespico |
| IR171367 | 2017 | Sinningia | Rock Return | (S.’Rock Presence’ x S. ‘Bristol’s Good Morning’) x (S. ‘Rock Presence’ x S. ‘Rock Loves Jerry’) | Jay Sespico |
| IR03844 | 2003 | Streptocarpus | Rod’s Michele | lost records | R. North |
| IR03845 | 2003 | Streptocarpus | Rod’s Pattie | lost records | R. North |
| IR03846 | 2003 | Streptocarpus | Rod’s Pearl | lost records | R. North |
| IR121204 | 2012 | Streptocarpus | Romance | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR191443 | 2019 | Primulina | Romantic Wedding | P. eburnea x P. yunfuensis | Wen-Jun Lv |
| IR101143 | 2010 | Sinningia | Romanza | S. eumorpha x S. bullata | Michael Kartuz |
| IR99666 | 1999 | Streptocarpus | Romeo | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR091100 | 2009 | Streptocarpus | Rondul’s Bella | S. Dibley’s ‘Carys’ x S.’Frankens M21 | Ron Clarke |
| IR091101 | 2009 | Streptocarpus | Rondul’s Bernice | S. Dibley’s ‘Carys’ x S.’Frankens M21 | Ron Clarke |
| IR091102 | 2009 | Streptocarpus | Rondul’s Dulcie | S. ‘Demeter’ x S. ‘Buttons’ | Ron Clarke |
| IR07993 | 2007 | Streptocarpus | Ronduls Bewitched | S. Dibley’s ‘Carys’ x S. ‘Franken M21’ | Ron Clarke |
| IR07994 | 2007 | Streptocarpus | Ronduls Bianca | S. Dibley’s ‘Carys’ x S. ‘Franken M21 | Ron Clarke |
| IR07995 | 2007 | Streptocarpus | Ronduls Brigette | S. Dibley’s ‘Carys’ x S. ‘Franken M21 | Ron Clarke |
| IR081060 | 2008 | Streptocarpus | Ronduls Carmen | S. ‘Franken Magpie’ x self | Ron Clarke |
| IR07996 | 2007 | Streptocarpus | Ronduls Janice | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR07997 | 2007 | Streptocarpus | Ronduls Jezabel | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR07998 | 2007 | Streptocarpus | Ronduls Jody | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR07999 | 2007 | Streptocarpus | Ronduls Jolene | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR071000 | 2007 | Streptocarpus | Ronduls Jordan | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR071001 | 2007 | Streptocarpus | Ronduls Jovita | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR111167 | 2011 | Streptocarpus | Ronduls Juliet | S. Dibley’s ‘Charlotte’ x S. ‘Texas Sunrise’ | Ron Clarke |
| IR071002 | 2007 | Streptocarpus | Ronduls Jupiter | S. Dibley’s ‘Charlotte’ x S. ‘Franken Texas Sunrise’ | Ron Clarke |
| IR071003 | 2007 | Streptocarpus | Ronduls Kacey | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR081061 | 2008 | Streptocarpus | Ronduls Kara | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR071004 | 2007 | Streptocarpus | Ronduls Karianne | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR081062 | 2008 | Streptocarpus | Ronduls Karly | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR071005 | 2007 | Streptocarpus | Ronduls Karoline | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR071006 | 2007 | Streptocarpus | Ronduls Katia | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR071007 | 2007 | Streptocarpus | Ronduls Katrina | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR071008 | 2007 | Streptocarpus | Ronduls Kazia | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR111168 | 2011 | Streptocarpus | Ronduls Konnie | S. ‘Frankens Borderline’ x S. ‘Frankens Dainty Lady’ | Ron Clarke |
| IR071009 | 2007 | Streptocarpus | Ronduls Kristin | S. ‘Franken Dainty Lady’ x S. ‘Franken Borderline’ | Ron Clarke |
| IR081063 | 2008 | Streptocarpus | Ronduls Melony | S. ‘Franken Dainty Lady’ x S. ‘Franken Red Nob’ | Ron Clarke |
| IR081064 | 2008 | Streptocarpus | Ronduls Merle | S. ‘Franken Dainty Lady’ x S. ‘Franken Red Nob’ | Ron Clarke |
| IR081065 | 2008 | Streptocarpus | Ronduls Ming | S. ‘Franken Dainty Lady’ x S. ‘Franken Red Nob’ | Ron Clarke |
| IR081066 | 2008 | Streptocarpus | Ronduls Mishka | S. ‘Franken Dainty Lady’ x S. ‘Franken Red Nob’ | Ron Clarke |
| IR101127 | 2010 | Streptocarpus | Ronduls Pacquesa | S. ‘Ronduls Katrina’ x S. ‘Ronduls Jezabel’ | Ron Clarke |
| IR101128 | 2010 | Streptocarpus | Ronduls Perry | S. ‘Ronduls Katrina’ x S. ‘Ronduls Jezabel’ | Ron Clarke |
| IR101129 | 2010 | Streptocarpus | Ronduls Phyliss | S. ‘Ronduls Katrina’ x S. ‘Ronduls Jezabel’ | Ron Clarke |
| IR111169 | 2011 | Streptocarpus | Ronduls Raechel | S. ‘Ronduls Kristin’ x S. ‘Ronduls Merle’ | Ron Clarke |
| IR111170 | 2011 | Streptocarpus | Ronduls Rebecca | S. ‘Ronduls Kristin’ x S. ‘Ronduls Merle’ | Ron Clarke |
| IR231876 | 2023 | Aeschynanthus | Rong Yao | A. pulcher (Blume) G. Don x A. tricolor Hook | Xirong Zheng |
| IR64054 | 1964 | Kohleria | Rongo | K. amabilis x K. sciadotydea hybrids | F. Batcheller |
| IR231906 | 2023 | Petrocosmea | Rooster | P. matinii x P. rosettifolia | Tian-Feng Lu |
| IR88432 | 1988 | Sinningia | Rose Bud Fantasy | F2 selection ‘Rose Bud’ (S. ‘Buffy’ x S. ‘Cherry Chips) | A. Wojcik |
| IR01781 | 2001 | Streptocarpus | Rose Gower | unknown | S. Long |
| IR74136 | 1974 | Episcia | Rose Peacock | unknown | E. L. Easterbrook |
| IR211559 | 2021 | Sinningia | Roseberry Smooches | S. ‘Clara Louise’ x S. ‘Lena H.’ | Margery Anderson-Clive |
| IR141252 | 2010 | Streptocarpus | Roselle | parentage unknown | J.E. Page |
| IR97510 | 1997 | Sinningia | Rosemary | S. leopoldii x S. eumorpha | R. Coyle |
| IR091097 | 2009 | Petrocosmea | Rosemary Platz | P. rosettifolia x P. sericea | Tim Tuttle |
| IR161336 | 2016 | Seemannia | Rosie Mae | S. ‘313’ x S.’Purple Prince’ | Brad Walker |
| IR98534 | 1998 | Columnea | Roslind Russell | C. ‘Dee Light’ x C. nicaraguensis | J. Trowbridge |
| IR81220 | 1981 | xCodonatanthus | Rosy Dawn | N. ‘Cheerio’ x C. gracilis | W. R. Saylor |
| IR80210 | 1980 | Achimenes | Rosy Frost | unknown (R. Brumpton hybridizer) | C. E. Spaugh |
| IR201526 | 2020 | Primulina | Rouge Spots | P. petrocosmeoides x P. leprosa | Wei Yi-gang |
| IR82233 | 1982 | Kohleria | Roundelay | K. ‘Strawberry Fields’ x K. (amabilis x eriantha | P. Worley |
| IR88418 | 1988 | Sinningia | Royal Jester | S. ‘Royal Raspberry’ x S. ‘Silhouette’ | M. Belisle |
| IR06929 | 2006 | Streptocarpus | Royal Montreal | S.’Royal Mix’ x ‘Royal Mix’ | Elisabeth Parent |
| IR151295 | 2015 | Sinningia | Royal Robe | S. ibiotica x S.’Flair’ | Ray Coyle |
| IR221737 | 2022 | Primulina | Ruanjie’s Azure Sky | P. pungentisepala x P. hochiensis | Ruanjie Wei |
| IR98551 | 1998 | Streptocarpus | Ruby Anniversary | (S. rexii type seedling x ‘Falling Stars’) x (S. ‘Ruby | C. Rose |
| IR88419 | 1988 | Sinningia | Ruby chips | A. (‘Ruby Chips’ x ‘Colorado Red’) x S. ‘Cherry Chips’ | M. Belisle |
| IR76147 | 1976 | Episcia | Ruby Glow | E. ‘Ruby Red dress’ x E. ‘Coral Glow’ | N. Blansit |
| IR181415 | 2018 | Primulina | Ruby Gown | P. yunfuensis x P. sp. | Hui Xu |
| IR99667 | 1999 | Streptocarpus | Ruby Rapture | ‘Sensation’ x ‘Christmas Morning’ | J. Ford |
| IR99704 | 1999 | Streptocarpus | Ruby River | 136D x 137A | J. Ford |
| IR88420 | 1988 | Sinningia | Ruby Rose | S. ‘Ruby Red’ x S. eumorpha | M. Belisle |
| IR98535 | 1998 | Columnea | Rudolph Valentino | C. ‘Turandot’ x C. schiedeana | J. Trowbridge |
| IR99668 | 1999 | Streptocarpus | Ruffles in Pink | ‘Rosebud’ x ‘Mikkelsen’s Pink’ | J. Ford |
| IR04878 | 2004 | Streptocarpus | Ruth Currier | S. 99S-4[935] x 00H-5 [1033] | G. Gessert |
| IR63051 | 1963 | Smithiantha | Ruth K. | S. cinnabarina x zebrina x zebrina | Ruth Katzenberger |
| IR191461 | 2019 | Primulina | Ruyi | P. glandaceistriata X.X.Zhu, F.Wen & H.Sun x P. liujiangensis (D. Fang & D.H. Qin) Yan Liu | Hai-xia Yan |
| IR161317 | 2016 | Sinningia | Saga | S. ‘Apricot Bouquet’ x S. araneosa | Ray Coyle |
| IR201539 | 2020 | Primulina | Sailing | Mutation of P. pungentisepala | Le Luo |
| IR01758 | 2001 | Streptocarpus | Sakura | S. ‘Usubeni’ x self | T. Okuto |
| IR63029 | 1963 | Sinningia | Sally Ann | S. speciosa x double Flowered hybrid | S. and A.Casalese |
| IR05910 | 2005 | Streptocarpus | Salmon Sunset | S. ‘Michael’ x S. ‘Texas Hot Chili’ | D. Thompson |
| IR77156 | 1977 | Nematanthus | Sambo | N. ‘Green Magic’ x N. ‘Black Magic’ | W. R. Saylor |
| IR88441 | 1988 | Sinningia | Sancta Plena | S. white speciosa seedling x ‘Tigrina’ seedling | T. Bona |
| IR99669 | 1999 | Streptocarpus | Sapphire | ‘Fleur-de-lis’ x ‘Happy Time Gal’ | J. Ford |
| IR99713 | 1999 | Smithiantha | Sassy Redhead | S. zehrina hybrid x S. Kartuz hybrid | Dale Martens |
| IR91458 | 1991 | Columnea | Saturn | not given | M. Haualand |
| IR191440 | 2019 | Sinningia | Savan | S. sellovii x S. aggregata yellow | Ahmet Levent Cerci |
| IR211560 | 2021 | Sinningia | Savannah | S. ‘Amy Boyer’ x S. ‘Tampa Bay Beauty’ | Margery Anderson-Clive |
| IR221756 | 2022 | Achimenes | Scandinavia | A. hybrid x A. hybrid | Serge Saliba |
| IR82225 | 1982 | xSeemakohleria | Scarlet Letter | Kohleria ‘Strawberry Fields’ x Seemannia ‘Yellow Bird’ | Patrick Worley |
| IR88411 | 1988 | Sinningia | Scarlett O’Hara | S. eumorpha x S. ‘Angora Love’ | T. Bona |
| IR211582 | 2021 | Primulina | SCBG Blue Cloud | P. pungentisepala x P. mabaensis | Li Dong-mei |
| IR211583 | 2021 | Primulina | SCBG Colorful Spring | P. medica x P. villosissima | Ning Zu-lin |
| IR151289 | 2015 | Primulina | SCBG Crown | P. fengkaiensis x P. lutea | Kang Ming |
| IR211584 | 2021 | Primulina | SCBG Flying Butterfly | P. sp. x P. dryas | Chen Ling |
| IR141246 | 2012 | Primulina | SCBG Huangzuan | P. lutea x P. subulata | Ning Zu-Lin |
| IR211585 | 2021 | Primulina | SCBG Pink Dan | P. eburnea x P. danxiaensis | Li Dong-mei |
| IR151292 | 2015 | Primulina | SCBG Purple Cloud | P.sp x P.heterotricha | Li Dong-Mei |
| IR211586 | 2021 | Primulina | SCBG Purple Spirit | P. dryas x P. lijiangensis | Ning Zu-lin |
| IR211587 | 2021 | Primulina | SCBG Rabbit’s Ears | P. eburnea chance seedling selection | Chen Ling |
| IR151290 | 2015 | Primulina | SCBG Rainbow | P. sp. x P. eburnea | Kang Ming |
| IR211588 | 2021 | Primulina | SCBG Rainbow Light | P. versicolor x P. eburnea | Ning Zu-lin |
| IR151291 | 2015 | Primulina | SCBG Red Butterfly | Mutation | Ning Zu-Lin |
| IR211589 | 2021 | Primulina | SCBG Sunglow | P. eburnea x P. danxiaensis | Ning Zu-lin |
| IR211590 | 2021 | Primulina | SCBG Sunset Clouds | P. versicolor x P. fengkaiensis | Ning Zu-lin |
| IR211591 | 2021 | Primulina | SCBG Violet Dreams | P. eburnea chance seedling selection | Ning Zu-lin |
| IR211592 | 2021 | Primulina | SCBG Yellow Trumpet | P. lutea x P. swinglei | Ning Zu-lin |
| IR141245 | 2012 | Primulina | SCBG Zixia | P. danxiaensis x P. depressa | Ning Zu-Lin |
| IR04879 | 2004 | Sinningia | Scentsational Pepperpot | S. ‘Touch of Spice’ x S. ‘Diego’ | M. Allen |
| IR81221 | 1981 | Columnea | schiedeana ‘Huatusco | N. Bashor | |
| IR99670 | 1999 | Streptocarpus | Scottish Mist | 51-B x 36-A | J. Ford |
| IR99671 | 1999 | Streptocarpus | Seashell Pink | ‘Mikkelsen’s Pink’ x ‘Ariadne’ | J. Ford |
| IR221830 | 2022 | Sinningia | Sema’s Berre | S. ‘Fu’s Golden Era’ x S. ‘Sema’s Legendary Glow Is Perfect’ | Sema Erturk |
| IR221824 | 2022 | Sinningia | Sema’s Legendary Glow Is Perfect | S. ‘HCY’s Centre Heart’ x S. ‘Oz’s Yildiz’ | Sema Erturk |
| IR99672 | 1999 | Streptocarpus | Sensation | 120-E x ‘Ruffles in Pink’ | J. Ford |
| IR071033 | 2007 | Achimenes | Serge Saliba | A. ‘Elegance’ x A. ‘Rainbow Warrior’ | Serge Saliba |
| IR071032 | 2007 | Achimenes | Serge’s Fantasy | A. ‘Elegance’ x A. ‘Rainbow Warrior’ | Serge Saliba |
| IR211547 | 2021 | Petrocosmea | sericea ‘Ice Shards’ | P. sericea sport | Conrad Leighton |
| IR211625 | 2021 | Primulina | Shallow | P. pungentisepala x P. macrorhiza | Dayan Tao |
| IR071023 | 2007 | Sinningia | Sharon | S. ‘Grable’ x S. ‘High Voltage’ | David Anderson |
| IR88433 | 1988 | Sinningia | Shattered Dreams | Sport of ‘Amethyst Lace’ | A. Wojcik |
| IR201504 | 2020 | Smithiantha | SHBG’s Rainbow | S. ‘Spring’ x S. ‘Sunny Day’ | Jia-Qi Qin |
| IR74134 | 1974 | Episcia | Sherwood Forest | unknown | E. L. Easterbrook |
| IR211602 | 2021 | Primulina | Shine | P. guizhongensis x P. spinulosa | Haixia Yan |
| IR211626 | 2021 | Primulina | Show Off | P. sp. x P. purpurea | Dayan Tao |
| IR181416 | 2018 | Sinningia | Shr’s Princess Buglem | S. ‘Dale’s Pink Rosette’ x S.’Pirate’s Petite Chili’ | Seher Bilen |
| IR171370 | 2017 | Kohleria | Shr’s Seher Yeli | K. ‘Carnival’ x K. eriantha | Seher Bilen |
| IR99673 | 1999 | Streptocarpus | Silhouette | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR76146 | 1976 | Sinningia | Silhouette | S. ‘Pink Imp’ x S. ‘Cindy-ella’ | A. and P. Bellanger |
| IR231904 | 2023 | Petrocosmea | Silky | P. sericea x P. sinensis | Chao-Qun Li |
| IR01759 | 2001 | Streptocarpus | Silky Touch | S. #101 x S. #108 | T. Okuto |
| IR181399 | 2018 | Primulina | Silver Antler | P. eburnea x P. obtusidentata | Hui Xu |
| IR62023 | 1962 | Episcia | Silver Crest | E. ‘Chocolate Soldier’ selfed | Mrs. J. Buynak |
| IR171393 | 2017 | Primulina | Silver Feather | Mutation of Primulina fimbrisepala | Wen-Jun Lv |
| IR181396 | 2018 | Primulina | Silver Rain | Mutation of Primulina fimbrisepala | Wen-Jun Lv |
| IR151293 | 2015 | Streptocarpus | Simon’s Mrs Jones | Unnamed seedling x S.’Bridie’ | Simon Jones |
| IR151294 | 2015 | Streptocarpus | Simon’s Pink Dragon | Unnamed seedling x seedling | Simon Jones |
| IR151288 | 2015 | Streptocarpus | Simon’s Snowdon | Unnamed seedling x S.’Bridie’ | Simon Jones |
| IR98552 | 1998 | Streptocarpus | Simple Pleasures | (S. parviflorus x ((S. johannis white x ‘Elsi’) | C. Rose |
| IR62026 | 1962 | Sinningia | Sincerely | S. ‘Florence K.’ x ‘Emperor Frederick’ | P. Schulz |
| IR05911 | 2005 | Streptocarpus | Sings the Blues | S. ‘The King’ x S. ‘Janus’ | D. Thompson |
| IR99674 | 1999 | Streptocarpus | Sir Lancelot | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR91457 | 1991 | Columnea | Sirius | not given | M. Haualand |
| IR99675 | 1999 | Streptocarpus | Sky Blue | 6-A x ‘Twilight’ | J. Ford |
| IR62020 | 1962 | Episcia | Sleeping Beauty | E. ‘Chocolate Soldier’ x E. reptans | P. Schulz |
| IR211603 | 2021 | Primulina | Slim and Graceful | P. liujiangensis x P. pseudoeburnea | Haixia Yan |
| IR99676 | 1999 | Streptocarpus | Slumber Song | ‘First Love’ x ‘Coventry’ | J. Ford |
| IR201534 | 2020 | Primulina | Small Waist | P. yungfuensis x P. minutimaculata | Haixia Yan |
| IR211580 | 2021 | x | Smithicodonia ‘Clara the Storyteller’ | Smithiantha zebrina x Eucodonia ‘Pat’s Pet Ostrich’ | Dennis Kramb |
| IR78164 | 1978 | Episcia | Smoky Emerald | E. ‘Noel’ x E. ‘Moss Agate’ | R. C. Paquette |
| IR05912 | 2005 | Streptocarpus | Smooched | S. ‘Bristol’s Petticoats’ X S. ‘Lemon Drop’ | D. Thompson |
| IR141238 | 2011 | Primulina | Snow Angel | P. linearifolia x P. macrorhiza | Lai Bi-dan |
| IR71114 | 1971 | Sinningia | Snowflake | S. pusilla ‘White Sprite’ x unnamed mutant | C. D. Clayberg |
| IR82239 | 1982 | Columnea | Soeur Therese | C. erythrophaea x C. ‘Chanticleer’ | T. Bona |
| IR99705 | 1999 | Streptocarpus | Soft-N-Silky Sweetheart | ‘Rosebud’ x ‘Mikklesen’s Pink’ | J. Ford |
| IR69103 | 1969 | Sinningia | Sol | S. tubiflora x unnamed hybrid | T. Bona |
| IR161349 | 2016 | Sinningia | Solar Flare | (S.’Apricot Bouquet’ x S.araneosa) x S. amambayensis | Ray Coyle |
| IR171395 | 2017 | Sinningia | Solstice | S. ‘Tomorrow’ x S.conspicua | Peter Shalit |
| IR071049 | 2007 | Streptocarpus | Song Sung Blue | S. ‘Bristol’s Ribbon Candy’ x S. ‘Bethan’ | Nancy Block |
| IR091110 | 2009 | Streptocarpus | Sophia | parentage uknown | Annabell Thomas |
| IR79173 | 1979 | Sinningia | Soracte | S. speciosa fyfiana x S. regina (F2) | J. C. Fant |
| IR201527 | 2020 | Primulina | Sorbetto | P. medica seedling selection | Wu Jui-Jung |
| IR121205 | 2012 | Streptocarpus | Southern Charm | S. ‘Penelope’ x S. ‘Inky Fingers’ | Kim Williams |
| IR151312 | 2015 | Smithiantha | Southwest | S. ‘Big Dots Rule’ x S.’Vivian’s Gift’ | Alcie Maxwell |
| IR211561 | 2021 | Sinningia | Spanish Skirts | S. ‘Clara Louise’ x S. bullata | Margery Anderson-Clive |
| IR221718 | 2022 | Primulina | Sparkler | P. fimbrisepala x P. pungentisepala | Wendi Yu |
| IR99706 | 1999 | Streptocarpus | Spectacular Velvet Midnight | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR05924 | 2005 | Sinningia | Spellbound | S. ‘Notorious’ x S. 94-10 (pink peloric hybrid 91-1c x ‘Red Coat’ hybrid) | P. Shalit |
| IR191466 | 2019 | Sinningia | Spirit of Peace | S. ‘Cajun Butterfly’ x S. richii ‘Robson Lopes’ | Sharon Crochet |
| IR191465 | 2019 | Sinningia | Spirit of Peace | S. ‘Cajun Butterfly’ x S. richii ‘Robson Lopes’ | Sharon Crochet |
| IR05913 | 2005 | Streptocarpus | Spiritual Corridor | S. ‘Michael’ x S. ‘Texas Hot Chili’ | D. Thompson |
| IR201535 | 2020 | Primulina | Spring and Summer | P. liujiangensis x P. longii | Haixia Yan |
| IR201511 | 2020 | Primulina | Spring Colors | P. liguliformis x P. purpurea | Haixia Yan |
| IR211604 | 2021 | Primulina | Spring Flash | (P. liguliformis x P. brachytricha var.brachytricha) x P. baishouensis | Haixia Yan |
| IR201512 | 2020 | Primulina | Spring Jewel | P. liujiangensis x P. liboensis | Haixia Yan |
| IR201510 | 2020 | Primulina | Spring Meets | P. purpurea x P. sp. | Haixia Yan |
| IR181421 | 2018 | Primulina | Spring of Beilin | P. fimbrisepala x P. linearifolia | Le Luo |
| IR201501 | 2020 | Primulina | Spring of Green City | P. sp. x P. macrorhiza | Haixia Yan |
| IR201528 | 2020 | Primulina | Spring Tour | P. fimbrisepala var. fimbrisepala x P. orthandra | Wei Yi-gang |
| IR211605 | 2021 | Primulina | Springtime | P. linearifolia x P. gueilinensis | Haixia Yan |
| IR221783 | 2022 | Achimenes | SRG’s Abendrot | A. hybrid seedling 2009 x A. HS-033-2009 | Serge Saliba |
| IR221778 | 2022 | Achimenes | SRG’s Amie Saliba Improved | A. seedling HS-2009 x A. ‘Amie Saliba’ | Serge Saliba |
| IR221760 | 2022 | Achimenes | SRG’s Anastasia | A. hybrid x A. hybrid | Serge Saliba |
| IR221794 | 2022 | Achimenes | SRG’s Aurika Ashcroft | A. unnamed seedling x A. unnamed seedling | Serge Saliba |
| IR221743 | 2022 | Achimenes | SRG’s Blue English Rose | A. seedling HS-41-12 x A. seedling HS-105-14 | Serge Saliba |
| IR221774 | 2022 | Achimenes | SRG’s Blue Temptation | A. seedling HS-021-2008 x A. HS-013-2009 | Serge Saliba |
| IR221785 | 2022 | Achimenes | SRG’s Blueberry Lemon | A. HS-2009 x A. HS-033-2009 | Serge Saliba |
| IR221770 | 2022 | Achimenes | SRG’s BonBon-elle | A. seedling HS-2010 x A. ‘SRG’s Aurora Charm’ | Serge Saliba |
| IR221769 | 2022 | Achimenes | SRG’s Carpathia | A. seedling HS 21-2010 x A. ‘SRG’s Big Weiss’ | Serge Saliba |
| IR221775 | 2022 | Achimenes | SRG’s Cherry Blossoms | A. seedling 2009 x A. seedling 2009 | Serge Saliba |
| IR221771 | 2022 | Achimenes | SRG’s Cherry Bomb | A. seedling HS-2010 x A. ‘SRG’s Aurora Charm’ | Serge Saliba |
| IR221811 | 2022 | Achimenes | SRG’s Cherry Twice | A. HS-007-2008 x A. HS-004-2008 | Serge Saliba |
| IR221782 | 2022 | Achimenes | SRG’s Cytro | A. unnamed seedling x A. unnamed seedling | Serge Saliba |
| IR221801 | 2022 | Achimenes | SRG’s Dale Martens Supreme | A. unnamed seedling x A. unnamed seedling | Serge Saliba |
| IR221768 | 2022 | Achimenes | SRG’s Esperanza | A. seedling HS 21-2010 x A. ‘SRG’s Big Weiss’ | Serge Saliba |
| IR221757 | 2022 | Achimenes | SRG’s Etienne Andersson | A. hybrid (2010) x A. hybrid (2009) | Serge Saliba |
| IR221808 | 2022 | Achimenes | SRG’s Fluffy Wambler | A. unnamed seedling 2008 x A. HS-004-2008 | Serge Saliba |
| IR221791 | 2022 | Achimenes | SRG’s Genesis | A. HS-011-2008 x A. ‘Iona’ | Serge Saliba |
| IR221744 | 2022 | strong | SRG’s Golden Buck | A. seedling HS-105-14 x A. seedling HS-33-14 | Serge Saliba |
| IR221741 | 2022 | Achimenes | SRG’s Golden Titan | A. seedling (2014) x A. seedling (2014) | Serge Saliba |
| IR221766 | 2022 | Achimenes | SRG’s Hassiba Saliba | A. seedling 2011 x A. seedling 2012 | Serge Saliba |
| IR221810 | 2022 | Achimenes | SRG’s Heart Choice | A. HS-002-2008 x A. HS-004-2008 | Serge Saliba |
| IR221798 | 2022 | Achimenes | SRG’s Hot Spot | A. unnamed seedling 2009 x A. HS-004-2009 | Serge Saliba |
| IR221752 | 2022 | Achimenes | SRG’s Icy Volga | A. hybrid x A. hybrid | Serge Saliba |
| IR221796 | 2022 | Achimenes | SRG’s Illya Melnyk | A. ‘Ambroise Verschaffelt’ x A. HS-034-2010 | Serge Saliba |
| IR221776 | 2022 | Achimenes | SRG’s Jemmima O’Riley | A. seedling 2008 x A. seedling HS-009-2009 | Serge Saliba |
| IR221746 | 2022 | Achimenes | SRG’s Lavender English Rose | A. seedling HS-22-13 x A. seedling HS-105-14 | Serge Saliba |
| IR221777 | 2022 | Achimenes | SRG’s Lavender Fizz | A. seedling 2009 x A. seedling 2009 | Serge Saliba |
| IR221758 | 2022 | Achimenes | SRG’s Lena Vera | A. seedling 342-2010 x A. seedling 12-2010 | Serge Saliba |
| IR221809 | 2022 | Achimenes | SRG’s Limoncello | A. HS-119-2008 x A. HS-23-2008 | Serge Saliba |
| IR221772 | 2022 | Achimenes | SRG’s Maria | A. seedling HS-21-2010 x A. HS-003-2016 | Serge Saliba |
| IR221789 | 2022 | Achimenes | SRG’s Melon Ice Cream | A. HS-001-2008 x A. ‘Red Elfe’ | Serge Saliba |
| IR221788 | 2022 | Achimenes | SRG’s Milk and Honey | A. HS-001-2008 x A. HS-033-2008 | Serge Saliba |
| IR221799 | 2022 | Achimenes | SRG’s Morning Dew | A. ‘Erik Blue’ x A. unnamed seedling | Serge Saliba |
| IR221701 | 2022 | Kohleria | SRG’s Moufid Saliba | K. ‘SRG’s Harlequin’ x K. hybrid | Serge Saliba |
| IR221805 | 2022 | Achimenes | SRG’s Nana Renee | A. HS-04-2008 x A. HS-03-2008 | Serge Saliba |
| IR221784 | 2022 | Achimenes | SRG’s Nero | A. unnamed seedling x A. unnamed seedling | Serge Saliba |
| IR221800 | 2022 | Achimenes | SRG’s Nocturne | A. ‘SRG’s Lady In Black’ x A. HS-121-2009 | Serge Saliba |
| IR221779 | 2022 | Achimenes | SRG’s Orange Orchard | A. seedling HS-003-2009 x A. seedling HS-2009 | Serge Saliba |
| IR221739 | 2022 | Achimenes | SRG’s Paper Work | A. seedling HS41-12 x A. seedling HS57-13 | Serge Saliba |
| IR221700 | 2022 | Kohleria | SRG’s Patrick Serge Saliba | Kohleria mutation of unknown origin | Serge Saliba |
| IR221786 | 2022 | Achimenes | SRG’s Peach Orchard | A. HS-2008 x A. ‘Amie Saliba’ | Serge Saliba |
| IR221795 | 2022 | Achimenes | SRG’s Poseidon | A. ‘Ambroise Verschaffelt’ x A. HS-034-2010 | Serge Saliba |
| IR221793 | 2022 | Achimenes | SRG’s Saint Malo | A. unnamed seedling x A. unnamed seedling | Serge Saliba |
| IR221797 | 2022 | Achimenes | SRG’s Scarlet Queen | A. HS-005-2010 x A. HS-021-2010 | Serge Saliba |
| IR221790 | 2022 | Achimenes | SRG’s Shy Sun | A. HS-034-2008 x A. ‘SRG’s Santiano’ | Serge Saliba |
| IR221806 | 2022 | Achimenes | SRG’s Silvia Cagnani | A. HS-004-2009 x A. unnamed seedling 2009 | Serge Saliba |
| IR221803 | 2022 | Achimenes | SRG’s Summer Clouds | A. HS-11-2008 x A. HS-01-2009 | Serge Saliba |
| IR221767 | 2022 | Achimenes | SRG’s Sweet Agony | A. seedling 12/2009 x A. seedling HS 24/2010 | Serge Saliba |
| IR221802 | 2022 | Achimenes | SRG’s Tamara Khorkina | A. HS-031-2009 x A. HS-020-2008 | Serge Saliba |
| IR221787 | 2022 | Achimenes | SRG’s Tropical Dusk | A. HS-2008 x A. HS-001-2008 | Serge Saliba |
| IR221740 | 2022 | Achimenes | SRG’s Vanilla Custard | A. seedling (2012) x A. seedling (2014) | Serge Saliba |
| IR221773 | 2022 | Achimenes | SRG’s Vanity | A. seedling HS-34-2008 x A. HS-004-2008 | Serge Saliba |
| IR221759 | 2022 | Achimenes | SRG’s Venice | A. seedling 134-2010 x A. seedling 6-2009 | Serge Saliba |
| IR221780 | 2022 | Achimenes | SRG’s Vie en Bleu | A. seedling HS-011-2009 x A. ‘India’ | Serge Saliba |
| IR221807 | 2022 | Achimenes | SRG’s Wedding Day | A. HS-121-2008 x A. seedling 004-2008 | Serge Saliba |
| IR221792 | 2022 | Achimenes | SRG’s Winehouse | A. seedling 2008 x A. ‘Red Elfe’ | Serge Saliba |
| IR221804 | 2022 | Achimenes | SRG’s Yellow English Rose | A. unnamed seedling 2009 x A. HS-034-2008 | Serge Saliba |
| IR221819 | 2022 | Sinningia | Stain’s Girl-blushing | (S. ‘Ruby’ x S. ‘Elegant White’ x S. ‘Elegant White’ | Liu Shiliang |
| IR221704 | 2022 | Sinningia | Stain’s Pink-Crown | [(S. ‘Queen Victoria’ x S. ‘Elegant White’) x S. ‘Elegant White’] x S. unnamed hybrid-1 | Hao Yanling |
| IR221706 | 2022 | Sinningia | Stain’s Purpl-Eveil | S. ‘Queen Victoria’ x S. ‘Elegant White’ | Hao Yanling |
| IR221821 | 2022 | Sinningia | Stain’s Purple-makeup | ((S. ‘Queen Victoria’ x S. ‘Adiva’) x S. ‘White Love’ x )S. unnamed hybrid-1 | Liu Shiliang |
| IR02828 | 2002 | Streptocarpus | Stained Glass | S. ‘Blue Mars’ x S. ‘Seruis’ | D. Thompson |
| IR231903 | 2023 | Petrocosmea | Stancy | P. sericea x P. rosettifolia | Tian-Feng Lu |
| IR191462 | 2019 | Primulina | Star | P. tribracteata (W. T. Wang) Mich. Möller & A.Weber var. tribracteata x P. liujiangensis (D. Fang & D.H. Qin) Yan Liu | Hai-xia Yan |
| IR78161 | 1978 | Sinningia | Star Eyes | S. ‘Bright Eyes’ x S. ‘Snowflake’ | M. Belanger |
| IR98536 | 1998 | Columnea | Star Light | C. sulfurea x C. raymondii | J. Trowbridge |
| IR201529 | 2020 | Primulina | Star Sand | P. subrhomboidea x P. subrhomboidea | Wen Fang |
| IR99696 | 1999 | Streptocarpus | Starlit Sky | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR05914 | 2005 | Streptocarpus | Starry Night | S. ‘Serius’ x S. ‘Janus’ | D. Thompson |
| IR231890 | 2023 | Primulina | Starry Sky | P. sp. x P. lutea | Haixia Yan |
| IR62014 | 1962 | Columnea | Stavanger | C. microphylla x C xVedrariensis | M. Haualand |
| IR62013 | 1962 | Columnea | Stella Nova | C. crassifolia x C. crassifolia | M. Haualand |
| IR171380 | 2017 | Petrocosmea | Stone Amethyst | P. parryorum x P. nervosa | Andy Kuang |
| IR171378 | 2017 | Petrocosmea | Stone Sapphire | P.parryorum x P. flaccida | Andy Kuang |
| IR05915 | 2005 | Streptocarpus | Stonewashed | S. ‘The King’ x S. ‘Sugar Blues’ | D. Thompson |
| IR02829 | 2002 | Streptocarpus | Stoplight | S. ‘Suzie’ x S. ‘Phoebe’ | D. Thompson |
| IR82234 | 1982 | Kohleria | Strawberry Fields | K. amabilis x K. ‘Longwood’ | P. Worley |
| IR99677 | 1999 | Streptocarpus | Strawberry Jam | 51-B x 36-A | J. Ford |
| IR00724 | 2000 | Streptocarpus | Strawberry Milkshake | S. ‘White Christmas’ x ‘Brigadoon’ | J. Ford |
| IR99678 | 1999 | Streptocarpus | Strawberry Shortcake | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR99679 | 1999 | Streptocarpus | Sugar and Spice | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR121206 | 2012 | Streptocarpus | Sugar Candy | S. ‘Double Delight’ x S. ‘Franken Ziva’ | Kim Williams |
| IR201530 | 2020 | Primulina | Sugar Plum Fairy | P. balansae x P. pseudolinearifolia | Li Shu |
| IR74132 | 1974 | Episcia | Sultans Jewels | unknown | E. L. Easterbrook |
| IR05916 | 2005 | Streptocarpus | Summer Parfait | S. ‘The King’ X S. ‘Hera’ | D. Thompson |
| IR091114 | 2009 | Streptocarpus | Summer Skies | S. ‘Bristol’s Stormy Skies’ x un-named hybrid | Kim Williams |
| IR141247 | 2012 | Primulina | Summer Song | P. guizhongensis x P.dryas ‘Latifolia Dwarf’ | Toshijiro Okuto |
| IR66092 | 1966 | Smithiantha | Summer Sunshine | S. zebrina x cinnabarina | Ted Bona |
| IR211634 | 2021 | Primulina | Summertime | P. ‘Bright Fall’ x P. lijiangensis | Haixia Yan |
| IR93475 | 1993 | Sinningia | Sun Blaze | S. macropoda x S. glazioviana | C. Rampton |
| IR59008 | 1959 | Episcia | Sun Gold | mutant of pink hybrid | M. Nagler |
| IR71115 | 1971 | Columnea (xColtrichantha) | Sunny | C. ‘Yellow Dancer’ x C. (T.) teuscheri (minor) | W. R. Saylor |
| IR221707 | 2022 | Sinningia | Sunrise’s Early-Morning | S. ‘Compact White Angel’ x S.’Fragrant Fig’ | Hao Yanling |
| IR221818 | 2022 | Sinningia | Sunrise’s Plaid-striped Skirt | 5)1. Wenjiang Suiren-nianfeng Agricultural Science and Technology Studio; 2. Sichuan Agricultural University; 3. Chengdu Agricultural College; 4. Sichuan Yuze Landscape Planning and Design Co. Ltd.; 5. Chengdu Flower Wonderland Network Technology Co. Ltd; Sichuan, China. (S. ‘Compact White Angel’ x S. ‘Fragrant Fig’) x S. ‘Compact White Angel’ | Hao Yanling |
| IR201495 | 2020 | Primulina | Sunset Glow | P. hociensis var. ochroleuca var. nov. mutation | Fang Wen |
| IR99697 | 1999 | Streptocarpus | Susie Sunshine | ‘Christmas Morning’ x 190-B | J. Ford |
| IR211606 | 2021 | Primulina | Suya | P. medica x P. lungzhouensis | Haixia Yan |
| IR201494 | 2020 | Primulina | Suyan | P. pungentisepala x P. macrorhiza | Shikai Guan |
| IR69101 | 1969 | Sinningia | Suzanne | unknown hybrid | A. Wright |
| IR04876 | 2004 | Streptocarpus | Sviatoslav Richter | S. 98I-5 [697] x S. ‘Blue Beard’ | G. Gessert |
| IR99680 | 1999 | Streptocarpus | Swan Lake | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR01798 | 2001 | Streptocarpus | Swaybelle | unknown | K. Williams |
| IR071034 | 2007 | Achimenes | Sweet and Sour | A. ‘Orange Queen’ x A. ‘Yellow Queen’ | Serge Saliba |
| IR88421 | 1988 | Sinningia | Sweet Patootie | S. (‘Cindy Ella’ x ‘Cherry Chips’ F4) | M. Belisle |
| IR221816 | 2022 | Sinningia | Sweetness’s Embrace | (S.’Queen Victoria’ × S. ‘Elegant White’) x S. unnamed hybrid-1 | Hao Yanling |
| IR181404 | 2018 | Sinningia | T A’s Rock Remembrance | S. Dale’s Coral Fiesta’ x S. ‘Hungarian Rose Spot’ | Jay Sespico |
| IR70106 | 1970 | Sinningia | Talisman Cove | S. speciosa mixed hybrid seed | C. M. Fitch |
| IR80190 | 1980 | xCodonatanthus | Tambourine | N. 3131B x C. gracilis | W. R. Saylor |
| IR66089 | 1966 | xAchimenantha | Tammuz | Smithiantha ‘ Carmel’ x Achimenes mexicana | Frances Batcheller |
| IR131234 | 2013 | Primulina | Tan Boy | P. lutea x P. tabacum. | Wen Fang |
| IR151278 | 2015 | Primulina | Tan Muscular Man | P. lutea x P. wentsaii | Yu-Zhen Ge |
| IR78159 | 1978 | Kohleria | Tane | K. (eriantha x hirsuta) x K. amabilis | F. Batcheller |
| IR211562 | 2021 | Sinningia | Tapestry | S. ‘Clara Louise’ x S. bullata | Margery Anderson-Clive |
| IR05917 | 2005 | Streptocarpus | Tattoo | S. ‘Magnetosphere’ x S. ‘Sugar Blues’ | D. Thompson |
| IR231894 | 2023 | Primulina | Teenage Girl | P. guizhongensis x (P. guizhongensis x P. leprosa) | Shikai Guan |
| IR211638 | 2021 | xPrimucodon | Tengwang Pavillion | Primulina sinovietnamica x Petrocodon hechiensis | Fang Wen |
| IR101147 | 2010 | Streptocarpus | Teo | S. ‘Blue Mars’ x S. ‘Silvia’ | Gunilla Ridderberg |
| IR02803 | 2002 | xAchimenantha | Texas Blue Bayou | Smithiantha ‘Duet’ x Smithiantha canarina | Dale Martens |
| IR98561 | 1998 | Streptocarpus | Texas Fantasy | (S. ‘Joker’ selfed) x self | D. Martens |
| IR02807 | 2002 | Smithiantha | Texas Freckles | S. ‘Duet’ x S. ‘Sassy Redhead’ | Dale Martens |
| IR98562 | 1998 | Streptocarpus | Texas Hot Chili | (S. ‘Joker’ selfed) x self | D. Martens |
| IR02804 | 2002 | xAchimenantha | Texas Spotted Leopard | Smithiantha ‘Duet’ x Smithiantha canarina | Dale Martens |
| IR79167 | 1979 | xHeppimenes | Tezli | Heppiella viscida x Achimenes dulcis | Frances Batcheller |
| IR081082 | 2008 | Episcia | Thad’s Cheetah | Parentage and dates unknown | Thad Scaggs |
| IR081083 | 2008 | Episcia | Thad’s Homemade Wine | E. ‘Purple Glory’ x E. ‘Cleopatra’ Canadian clone | Thad Scaggs |
| IR081084 | 2008 | Episcia | Thad’s Persian Tapestry | E. ‘Pink Acajou’ x E. ‘Silver Skies’ | Thad Scaggs |
| IR081086 | 2008 | Episcia | Thad’s Pink Diamonds | E. ‘Pearl Passion’ x E. ‘Alice’s Aussie’ | Thad Scaggs |
| IR081087 | 2008 | Episcia | Thad’s Pink Flamingo | E. ‘Pearl Passion’ x E. ‘Alice’s Aussie’ | Thad Scaggs |
| IR081088 | 2008 | Episcia | Thad’s Pink Lemonade | E. ‘Pearl Drops’ x E. ‘Pink Acajou’ | Thad Scaggs |
| IR081089 | 2008 | Episcia | Thad’s Pink Passion | E. lilacina ‘Blue Nile’ x e. ‘Citrine’ | Thad Scaggs |
| IR081085 | 2008 | Episcia | Thad’s Pinka Dot | E. lilacina ‘Blue Nile’ x E. ‘Citrine’ | Thad Scaggs |
| IR081090 | 2008 | Episcia | Thad’s Red Crocodile | Parentage and dates unknown | Thad Scaggs |
| IR081091 | 2008 | Episcia | Thad’s Tropical Nights | E. ‘Purple Glory’ x E. ‘Cleopatra’ Canadian clone | Thad Scaggs |
| IR081092 | 2008 | Episcia | Thad’s Yellow Bird | E. ‘Suomi’ hybrid x self | Thad Scaggs |
| IR211563 | 2021 | Sinningia | The Color Purple | S. ‘Clara Louise’ x S. ‘Lena H.’ | Margery Anderson-Clive |
| IR02820 | 2002 | Streptocarpus | The King | unknown Parks seedling | D. Thompson |
| IR201540 | 2020 | Primulina | The Smurfs | P. linearifolia x P. fimbrisepala | Le Luo |
| IR01760 | 2001 | Streptocarpus | Third Fantasia | S. #142 x S. ‘Kimi’ | T. Okuto |
| IR85356 | 1985 | Sinningia | Thriller | S. ‘Super Orange’ x S. ‘Cherry Chips’ | A. Wojcik |
| IR99681 | 1999 | Streptocarpus | Thumbellina | ‘Grape Slush’ x ‘Happy Time Gal’ | J. Ford |
| IR99683 | 1999 | Streptocarpus | Tinker Bell | ‘Party Doll’ x ‘Joker’ | J. Ford |
| IR71118 | 1971 | Sinningia | Tinkerbells | S. concinna x S. aggregata | E. Jordan |
| IR99684 | 1999 | Streptocarpus | Tiny Dancer | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR99685 | 1999 | Streptocarpus | Tiny Tim | ‘Sunrise’ x ‘Coral Flair’ | J. Ford |
| IR63083 | 1963 | Columnea | Tiogan | C. linearis x C. hirta | Cornell U. |
| IR99686 | 1999 | Streptocarpus | Tom Thumb | ‘Party Doll’ x ‘Joker’ | J. Ford |
| IR211617 | 2021 | Sinningia | Tomyris | S. ‘RF’s Cemile Gursel’ x S. guttata | Pinar Sensilay |
| IR101149 | 2010 | Sinningia | Toney Dale | S. ‘Iris Walker’ x S. ‘Cherry Delight’ | Brad Walker |
| IR99687 | 1999 | Streptocarpus | Toronto | ‘Ilsa’ x ‘Queen of Hearts’ | J. Ford |
| IR06966 | 2006 | Streptocarpus | Toronto Silver Splash | S. ‘Fancy Pants’ x S. ‘Pegasus’ | Paul Lee |
| IR88438 | 1988 | Sinningia | Toronto Ten | S. reitzii x S. canescens | J. Stefaniak |
| IR80199 | 1980 | Columnea | Tosca | C. ‘Chanticleer’ x C. erythrophaea | T. Bona |
| IR99688 | 1999 | Streptocarpus | Touch of Love | 215 x 215-A | J. Ford |
| IR99714 | 1999 | Streptocarpus | Transatlantic Sunset | Ruby Anniversary’ x (primulifolius x ‘Elsi’) | C. Rose |
| IR80200 | 1980 | Columnea | Traviata | C. ‘Chanticleer’ x C. erythrophaea | T. Bona |
| IR62022 | 1962 | Sinningia | Treasure | R. purpurea x mixed Rech. seed | P. Schulz |
| IR191463 | 2019 | Primulina | Treasure | P. sclerophylla (W.T. Wang) Yan Liu x P. liujiangensis (D. Fang & D.H. Qin) Yan Liu | Hai-xia Yan |
| IR95487 | 1995 | Sinningia | Treva’s Treasure | S. ‘Emily’ x S. (‘Emily’ x ‘Shadow Box’ #9) | T. McDaniel |
| IR221745 | 2022 | xAchimenantha | Trinity | x-A. seedling HS-022-2013 x x-A. seedling HS-41-2012 | Serge Saliba |
| IR121188 | 2012 | Streptocarpus | Troll | S. ‘Bristol’s Red Typhoon’ x S. ‘Dale’s Scarlet Macaw’ | Gunilla Ridderberg |
| IR57002 | 1957 | Episcia | Tropical Topaz | unknown | Mrs. L. Spengler |
| IR69104 | 1969 | Nematanthus | Tropicana | N. . perianthomegus (tessmannii) x N. radicans (gregarius) | W. R. Saylor |
| IR231901 | 2023 | Columnea | Trouillefou | C.flexiflora x C. purpureovittata | Matthew Winschel |
| IR231902 | 2023 | Petrocosmea | True Love | P. rosettifolia x P. forrestii | Tian-Feng Lu |
| IR76144 | 1976 | xSeemakohleria | Turan | Gloxinia sylvatica x Gloxiniella lindeniana | Frances Batcheller |
| IR80201 | 1980 | Columnea | Turandot | C. ‘Chanticleer’ x C. erythrophaea | T. Bona |
| IR98553 | 1998 | Streptocarpus | Turbulent Tide | (S. ‘Joanna’ x (S. ‘Ruby’ x ‘Elsi’)152) | C. Rose |
| IR081075 | 2008 | Streptocarpus | Twice as Nice | S. ‘Bristol’s Red Typhoon’ x S. unnamed seedling | K. Williams |
| IR231919 | 2023 | Primulina | Twilight | P. jiangyongensis x P. wuae | Wendi Yu |
| IR99689 | 1999 | Streptocarpus | Twilight | ‘Grape Slush’ x ‘Happy Time Gal’ | J. Ford |
| IR81219 | 1981 | xAchicodonia | Tyche | E. ‘Frances’ x A. mexicana | Frances Batcheller |
| IR06979 | 2006 | Streptocarpus | Tymar Treble | S. ‘Midnight Flame’ x self | M. Tyrie |
| IR111150 | 2011 | Streptocarpus | UA-Arctic | S. ‘Bianka’ x un-named seedling | Julia Sklvarova |
| IR111151 | 2011 | Streptocarpus | UA-Diana | S. ‘Red Alert’ x S. ‘Persian Carpet’ | Julia Sklvarova |
| IR111152 | 2011 | Streptocarpus | UA-Midwinter | S. ‘Bianka’ x un-named seedling | Julia Sklvarova |
| IR111153 | 2011 | Streptocarpus | UA-Star Wind | S. ‘Bristol’s Red Typhoon’ x S. ‘Moonlit Velvet’ | Julia Sklvarova |
| IR111155 | 2011 | Streptocarpus | UA-Zephyr | S. ‘Bristol’s Very Berry’ x S. ‘Smooched’ | Julia Sklyarova |
| IR211564 | 2021 | Sinningia | Ugly Girl | S. ‘Amy Boyer’ x S. ‘MarLyn’ | Margery Anderson-Clive |
| IR98554 | 1998 | Streptocarpus | Upstart | (S. parviflorus x (S. johannis (white) x ‘Elsi’) | C. Rose |
| IR58007 | 1958 | Columnea | V. Covert | C. tulae (now scandens) ‘Flava’ x C. linearis | Mrs. K. C. Covert |
| IR99690 | 1999 | Streptocarpus | Valentine | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR221825 | 2022 | Primulina | Variable Star | P. guizhongensis x P. heterochroa | Jiaxin Fu |
| IR62015 | 1962 | Columnea | Vega | C. ‘Stavanger’ x C. xVedrariensis | M. Haualand |
| IR57003 | 1957 | Episcia | Velvet Princess | mixed red episcia seeds from Gatun, Canal Zone | Mrs. L. Spengler |
| IR98555 | 1998 | Streptocarpus | Velvet Underground | (S. formosus x S. ‘Elsi’) | C. Rose |
| IR181424 | 2018 | Primulina | Venus | P.eburnea x P. punggetisepala | Le Luo |
| IR96508 | 1996 | Streptocarpus | Vera | S. ‘Helen’ x S. ‘Paula’ | K. Jones |
| IR79172 | 1979 | Eucodonia | verticillata ‘Frances | collected in Mexico 1972 | I. Rosenblum |
| IR84310 | 1984 | Diastema | vexans ‘Miracle | sport | N. Ward |
| IR00735 | 2000 | Streptocarpus | Victorian Brocade | S. ‘Victorian Lace’ x S. ‘Electra’ | P. Lee |
| IR99719 | 1999 | Streptocarpus | Victorian Lace | ‘Holiday White’ x self | P. Lee |
| IR091125 | 2009 | Streptocarpus | Vinga | S. ‘Emily’ × S. ‘Bristol’s Phaser Blast’ | Gunilla Ridderberg |
| IR94486 | 1994 | Sinningia | Violet Batman | S. conspicua x S. ‘Georgia Sunset’ | P. Cummiskey |
| IR01761 | 2001 | Streptocarpus | Violet Dew | S. ‘Violet Dew’ | T. Okuto |
| IR221725 | 2022 | Primulina | Violet Giraffe | P. fimbrisepala var. rotundifolia x P. qintangensis | Wendi Yu |
| IR02830 | 2002 | Streptocarpus | Violet Profusion | S. ‘Suzie’ x S. ‘Kim’ | D. Thompson |
| IR131230 | 2013 | Streptocarpus | Violet Ray | S.07D-5 x S. kentaniensis. | George Gessert |
| IR99698 | 1999 | Streptocarpus | Waterfall Wonder | ‘Grape Slush’ x ‘Happy Time Gal’ | J. Ford |
| IR00725 | 2000 | Streptocarpus | Watermelon Wine | S.’Eclipse’ x self | J. Ford |
| IR99691 | 1999 | Streptocarpus | Waterwheel | ‘Grape Slush’ x ‘Happy Time Gal’ | J. Ford |
| IR99699 | 1999 | Streptocarpus | Wedding Day | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR06980 | 2006 | Briggsia | Wedert’s Proud | B. musicola x B. speciosa | Jeff Foederer |
| IR151309 | 2015 | Primulina | WF’s Bicolor Bowl | P. laxiflora x P. lutea | Fang Wen |
| IR151301 | 2015 | Primulina | WF’s Bronzed Sunset | P. lutea x P. minutimaculata | Fang Wen |
| IR151308 | 2015 | Primulina | WF’s Fuchsia Sunset | P. pseudoeburnea x P. minutimaculata | Fang Wen |
| IR151307 | 2015 | Primulina | WF’s Hairy Monster | P. luzhaiensis x P. luzhaiensis | Fang Wen |
| IR151306 | 2015 | Primulina | WF’s Pink Song | P. roseoalba x P. xiuningensis | Fang Wen |
| IR151305 | 2015 | Primulina | WF’s Pink Waltz | P. roseoalba x P. anisocymosa ined | Fang Wen |
| IR151304 | 2015 | Primulina | WF’s Purple River | P. pseudoeburnea x P. lijiangensis | Fang Wen |
| IR151303 | 2015 | Primulina | WF’s Violet Ruby | P. luvittata x P. rotundifolia | Yi-Gang Wei |
| IR151298 | 2015 | Primulina | WF’s Yellow Bowl | P. lutea x P. laxiflora | Yi-Gang Wei |
| IR99692 | 1999 | Streptocarpus | White Christmas | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR88434 | 1988 | Sinningia | White Lightning | S. ‘Glinda’ F2 | A. Wojcik |
| IR181397 | 2018 | Primulina | White Moonlight | P. linearifolia x P. fimbrisepala | Wen-Jun Lv |
| IR57004 | 1957 | Episcia | White Queen | E. dianthiflora x E. punctata (now Genus Alsobia) | M. Cogswell |
| IR99693 | 1999 | Streptocarpus | White Star | ‘Cranberry’ x ‘Snow Sparkle’ | J. Ford |
| IR88435 | 1988 | Sinningia | White Thriller | S. ‘Thriller’ F2 selection | A. Wojcik |
| IR98544 | 1998 | Streptocarpus | WhiteWings | S. ‘Heidi’ x S. ‘Lisa’ | F. Davies |
| IR99694 | 1999 | Streptocarpus | Wild Fire | ‘Ruby River’ x ‘Forget Me Not’ | J. Ford |
| IR80182 | 1980 | Sinningia | Will ‘O the Wisp | S. ‘Lilac Time’ selfed | T. Bona |
| IR99695 | 1999 | Streptocarpus | Wind Chimes | ‘Lemon Meringue’ x ‘Purple Tiger’ | J. Ford |
| IR01792 | 2001 | Streptocarpus | Windhoek | S. compressus x S. fasciatus | J. Truter |
| IR221826 | 2022 | Primulina | Wine Nebula | P. sp. x P. lutvittata | Jiaxin Fu |
| IR071041 | 2007 | Streptocarpus | Winter Wood | S. ‘Jackie’ x S. ‘Bethan’ | Nancy Block |
| IR201531 | 2020 | Primulina | Wu Gang | P. gueilinensis chance seedling selection | Wen Fang |
| IR151302 | 2015 | Primulina | WYG’s Purple Sunset | P. minutimaculata x P. lutea | Fang Wen |
| IR151300 | 2015 | Primulina | WYG’s Sweet Heart | P. cordata x P. minutimaculata | Zhi-Guo Zhao |
| IR151299 | 2015 | Primulina | WYG’s Winter Bouquet | P. luzhaiensis x P. luzhaiensis | Yi-Gang Wei |
| IR93477 | 1993 | Sinningia | Wylie | S. ‘Super Orange’ x S. ‘Anne Crowley’ | W. Summerlin |
| IR211666 | 2021 | Primulina | WZY’s Goldfish Bro | P. ronganensis x P. lutea | Yi-Gang Wei |
| IR211665 | 2021 | Primulina | WZY’s Jubilation | P. pseudolinearifolia x P. danxiaensis | Yi-Gang Wei |
| IR211664 | 2021 | Primulina | WZY’s Noodle Bro | P. medica x P. maculata | Yi-Gang Wei |
| IR181408 | 2018 | Primulina | Xuan’s Party Dress | P. liboensis x P. rongangensis | Shu Li |
| IR211621 | 2021 | Primulina | Yan Mei | Mutation of Primulina fimbrisepala | Kong Ling-Pu |
| IR201506 | 2020 | Primulina | Yan’s Face | P. liguliformis x P. yungfuensis | Haixia Yan |
| IR211599 | 2021 | Primulina | Yan’s Pink Beauty | P. macrorhiza x P. lungzhouensis | Haixia Yan |
| IR201502 | 2020 | Primulina | Yan’s Smile | P. purpurea. x P. medica | Haixia Yan |
| IR201503 | 2020 | Primulina | Yan’s Wish | P. sp. x P. lungzhouensis | Haixia Yan |
| IR76145 | 1976 | Sinningia | Yarilo | S. ‘Ramadeva’ x S. tubiflora | F. Batcheller |
| IR211640 | 2021 | xPrimucodon | Yellow Crane Tower | Petrocodon longitubus x Primulina hochiensis var. ochroleuca | Fang Wen |
| IR211613 | 2021 | Primulina | Yuanyuan | P. sinovietnamica x P. diffusa | Yuyang Lei |
| IR241980 | 2024 | Primulina | Yueding | P. pungentisepala x P. subrhomboidea | Lin Mao, Sun Lina, Chen Er, Li Bing, Wu Jianyun, Tang Qiumin, Yang Shuting |
| IR241977 | 2024 | Primulina | Yueguang | P. napoensis x P. macrorhiza | Lin Mao, Sun Lina, Chen Er, Li Bing, Wu Jianyun, Tang Qiumin,Yang Shuting |
| IR211639 | 2021 | xPrimucodon | Yueyang Tower | Primulina sinovietnamica x Petrocodon integrifolius | Fang Wen |
| IR211696 | 2021 | Primulina | Yutu | P. hochiensis x P. papillosa | Yuyang Lei |
| IR191464 | 2019 | Primulina | Yuyan | P. liujiangensis (D. Fang & D.H. Qin) Yan Liu x P. glandaceistriata X.X.Zhu, F.Wen & H.Sun | Hai-xia Yan |
| IR211697 | 2021 | Primulina | Yuyang’s Chang’e | P. sinovietnamica x P. ophiopogoides | Yuyang Lei |
| IR221712 | 2022 | Primulina | Yuyang’s Dandinghe | P. linearifolia x P. bullata | Yuyang Lei |
| IR211698 | 2021 | Primulina | Yuyang’s Early Winter | P. leiyyi x P. sinovietnamica | Yuyang Lei |
| IR221713 | 2022 | Primulina | Yuyang’s Guanghui | P. guizhongensis x P. argentea | Yuyang Lei |
| IR231865 | 2023 | Primulina | Yuyang’s Phecda | P. papillosa x P. yungfuensis | Yuyang Lei |
| IR231866 | 2023 | Primulina | Yuyang’s Score for Piano | P. leiyyi x P. liujiangensis | Yuyang Lei |
| IR231900 | 2023 | Primulina | Yuyang’s Xinghuayu | (P. papillosa x P. jiangyongensis) x P.lutea | Yuyang Lei |
| IR88436 | 1988 | Sinningia | Zel | S. ‘Leo’ x S. ‘Scarlet Red’ | M. Zukaitis |
| IR111173 | 2011 | Streptocarpus | Zephrus | S. ‘Aurora’ x S. ‘Butter Blues’ | Patricia Heath |
| IR211644 | 2021 | Primulina | Zhou’s Golden Apollo | P. macrorhiza complex x P. heterochroa | Fang Wen |
| IR211646 | 2021 | Primulina | Zhou’s Golden River | P. carinata ‘GCCC’s Whitish Pouch’ x P. albicalyx | Fang Wen |
| IR211645 | 2021 | Primulina | Zhou’s Golden Time | P. villosissima x P. heterochroa | Fang Wen |
| IR211647 | 2021 | Primulina | Zhou’s Golden Wave | P. tribracteata (‘alba’ form) x P. heterochroa | Fang Wen |
| IR211656 | 2021 | Primulina | Zhou’s Light Lines | P. eburnea x P. jiuwanshanica | Fang Wen |
| IR211649 | 2021 | Primulina | Zhou’s Moon Palace | P. ronganensis x P. glandaceistriata ‘Chang Ngo’ | Fang Wen |
| IR211662 | 2021 | Primulina | Zhou’s Muscular Admiral | P. leiophylla x P. wentsaii | Fang Wen |
| IR211660 | 2021 | Primulina | Zhou’s Muscular Forestry Guy | P. wentsaii x P. fuchuanensis sp. nov. | Fang Wen |
| IR211663 | 2021 | Primulina | Zhou’s Muscular South Guy | P. wentsaii x P. sinovietnamica | Fang Wen |
| IR211648 | 2021 | Primulina | Zhou’s Neon Lamp | P. leprosa x P. carinata | Fang Wen |
| IR211651 | 2021 | Primulina | Zhou’s Penglai Pavilion | P. yangshuoensis x P. hochiensis var. ochroleuca | Fang Wen |
| IR211657 | 2021 | Primulina | Zhou’s Purple Cloud | P. hunanensis x P. liujiangensis | Fang Wen |
| IR211655 | 2021 | Primulina | Zhou’s Purple Moonlight Dance | P. yungfuensis x P. jiuwanshanic | Fang Wen |
| IR231862 | 2023 | Metapetrocosmea | Zhou’s Purple Ribbon | M. cyrtocarpa x M. eberhardtii | Wei-Chuen Chou |
| IR211654 | 2021 | Primulina | Zhou’s Purple Zebra | P. brachytricha x P. sinovietnamica | Fang Wen |
| IR211652 | 2021 | Primulina | Zhou’s Silvery Fox | P. subrhomboidea ‘Star Sand’ x P. jiuwanshanica | Fang Wen |
| IR211653 | 2021 | Primulina | Zhou’s Silvery Sparrow | P. subrhomboidea ‘Star Sand’ x P. mollifolia | Fang Wen |
| IR211658 | 2021 | Primulina | Zhou’s Silvery Stripes | P. macrorhiza complex, alba type x P. jiuwanshanica | Fang Wen |
| IR211650 | 2021 | Primulina | Zhou’s Stork Tower | P. yangshuoensis x P. carinata | Fang Wen |
| IR211659 | 2021 | Primulina | Zhou’s Summer Trace | P. guizhongensis x P. spiradiclioides | Fang Wen |
| IR211661 | 2021 | Primulina | Zhou’s Zhuangzu Muscular Guy | P. minutimaculata x P. wentsaii | Fang Wen |
| IR211635 | 2021 | Primulina | Ziguan Suyi | P. guizhongensis x P. lutvittata | Haixia Yan |
| IR211636 | 2021 | Primulina | Zixia Fairy | P. sinovietnamica x P. hochiensis | Yuyang Lei |
| IR73131 | 1973 | Sinningia | Zoe | S. (‘Dollbaby’ x eumorpha) x S. richii | R. White |
