Listed here are hostas cited as being "significant' breeding plants from one or more sources such as The Hostapedia by Mark Zilis (2009) or The Genus Hosta by W. George Schmid (1991) and various websites. They are either the pod-parent (seeds), pollen-parent or mother plant (sports) to a large number of new cultivars or to other "significant" hostas.

 
CultivarPlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'2011-24-03'    Unknown  Li, Haitao--NR--
'2011-4-04'    Unknown  Li, Haitao--NR--
'2013-4-04'    Unknown  Li, Haitao--NR--
'7DB5(S)3W67'    Unknown  Bielstein, Doug & Mardy--NR--
'Aden No. 217'--- Unknown--Aden, Paul--NR--
'Aden No. 219'--- Unknown--Aden, Paul--NR--
'Aden No. 270'--- Unknown--Aden, Paul--NR--
'Aden No. 275'--- Unknown--Aden, Paul--NR--
'Aden No. 314'--- Unknown--Aden, Paul--NR--
'Aden No. 322'--- Unknown--Aden, Paul--NR--
'Aden No. 324'--- Unknown--Aden, Paul--NR--
'Aden No. 341'--- Unknown--Aden, Paul--NR--
'Aden No. 349'--- Unknown--Aden, Paul--NR--
'Aden No. 353'--- Unknown--Aden, Paul--NR--
'Aden No. 355'--- Unknown--Aden, Paul--NR--
'Aden No. 359'--- Duplicate--Aden, Paul--NR--
'Aden No. 361'--- Unknown--Aden, Paul--NR--
'Aden No. 365'--- Unknown--Aden, Paul--NR--
'Aden No. 370'--- Duplicate--Aden, Paul--NR--
'Aden No. 378'--- Unknown--Aden, Paul--NR--
'Aden No. 380'--- Unknown--Aden, Paul--NR--
'Aden No. 381'--- Duplicate--Aden, Paul--NR--
'Aden No. 382'--- Unknown--Aden, Paul--NR--
'Aden No. 388'--- Unknown--Aden, Paul--NR--
'Aden No. 392'--- Duplicate--Aden, Paul--NR--
'Aden No. 412'--- Unknown--Aden, Paul--NR--
'Aden No. 421'--- Unknown--Aden, Paul--NR--
'Aden No. 425'--- Duplicate--Aden, Paul--NR--
'Aden No. 456'--- Unknown--Aden, Paul--NR--
'Aden No. 519'--- Unknown--Aden, Paul--NR--
'Aden No. 614'--- Unknown--Aden, Paul--NR--
'Aden No. 618'--- Unknown--Aden, Paul--NR--
'Aden No. 802'--- Unknown--Aden, Paul--NR--
'American Tisch Breeder'LargeBlue/GreenStreakedSpecklesUnknownNear-WhiteJune into JulyWade, Van & Elslager, Ed.2002
'Apple B'    Unknown  Beilstein, Doug--NR--
'Apple-B'    Unknown  Beilstein, Dr Doug & Mardy--NR--
'Bashful Polly'MediumYellowStreakedGreenHybridNear-WhiteJune into JulyBenedict, Dr R. (Herb) & Kuenster, Rod.2010
'Beatrice'SmallMed-GreenStreakedWhiteHybridDeep-PurpleJulyWilliams, Frances--NR--
'Beatrice Breeder'MediumDark-GreenStreakedWhiteSportPale-LavenderJuly into AugustZumbar, Wm & Walek, Kevin.2009
'Biggie's Breeder'LargeBlue/GreenStreakedSpecklesHybridPale-LavenderJuly into AugustElslager, Ed.2004
'Blue Lightning'LargeBlue/GreenStreakedCreamy WhiteSportPale-LavenderJulyWalters Gardens.2005
'Blueberry Patch'MediumBlue/GreenStreakedSpecklesHybridPale-LavenderJulyElslager, Ed.2001
'Breeder Stud'----Duplicate--Duplicate Name--NR--
'Breeder's Boast'MediumMed-GreenMarginalYellowSportMed-LavenderJune into JulyLydell, Ransom--NR--
'Breeder's Choice'MediumMed-GreenMarginalWhiteHybridPale-LavenderJune into JulyVaughn, Kevin.1987
'Breeder's Cup'LargeBlue/GreenStreakedYellowHybrid--Goodenough, Rick--NR--
'Breeder's Edge'MediumMed-GreenMarginalWhiteSportPale-LavenderJune into JulyUnknown--NR--
'Breeder's Love'MediumBlue/GreenStreakedYellowSportNear-WhiteJunevan den Top, Jan & Van Eechaute, Danny.2008
'Breeder's Treasure'SmallDark-GreenStreakedWhiteSportLight-PurpleAugust to Septembervan den Top, Jan--NR--
'BSR 3-21-2'    Unknown  Chastain, Mary--NR--
'Butterfly' (Simpers)    Unknown  Simpers, Lucille--NR--
'Christmas Tree Gala'LargeDark-GreenStreakedYellowSportMed-LavenderJulyPowell, Loleta.2000
'Color Parade'MediumLight-Green--TC SportPale-LavenderAugustZilis, Mark.2003
'Cosmic Breeder'LargeDark-GreenStreakedYellowHybrid-June into JulyKuenster, Rod.2010
'Cosmic Universe'GiantBlue/GreenStreakedYellowHybridPale-LavenderJune into JulyKuenster, Rod.2019
'Country Cousin'MediumMed-GreenStreakedWhiteHybrid--Ward, Dr Dick & Jane.2012
'Donahue Piecrust'LargeMed-Green--HybridPure-WhiteJune into JulyDonahue, Thomas & Ruh, Peter.1999
'Dorothy Benedict'MediumMed-GreenStreakedYellowHybridNear-WhiteJune into JulyBenedict, Dr Ralph (Herb).1983
'Dorset Blue'SmallBlue/Green--UnknownPale-LavenderAugustSmith, Eric & Aden, Paul.1977
'Dorset Clown'SmallBlue/GreenStreakedCreamy WhiteHybridPale-LavenderJune into JulyBenedict, Dr Ralph (Herb).1993
'Elegans'GiantBlue/Green--HybridPale-LavenderJune into JulyArends, George & AHS.1987
'Exp. 136'----Unknown--Falstad, C.H & Moore, Jeff--NR--
'Exp. 36'    Unknown  Moore, Jeff--NR--
'Fascination'MediumMed-GreenStreakedCreamy WhiteHybridPale-Lavender-Shaw, Florence & Ruh, Peter.1978
'Frances Williams'LargeBlue/GreenMarginalYellowSportPale-LavenderJuly into AugustWilliams, Frances & Williams, Connie.1986
'Frensham Firebolt'SmallMed-GreenStreakedYellowHybridDeep-PurpleJuly into AugustColley, June & Baker, John.2020
'Galaxy'MediumDark-GreenStreakedYellowHybridPale-LavenderJulyLachman, Wm & Eleanor.1987
'Gold Regal'GiantYellow--UnknownMed-LavenderJulyAden, Paul & Unknown.1974
'Gunther's Prize'LargeYellowStreakedSpecklesSportPale-LavenderJuly into AugustSolberg, Robert--NR--
'H9-57'    Hybrid  Hansen, Hans--NR--
'Halcyon'SmallBlue/Green--HybridPale-LavenderJuly into AugustSmith, Eric & AHS.1988
'Hansen H10-429-1'    Unknown  Hansen, Hans 
'High Fat Cream'LargeLight-GreenStreakedSpecklesHybridPale-LavenderJuly into AugustShaw, Florence & Aden, Paul.1976
Hosta hypoleucaMediumMed-Green--SpeciesPale-LavenderJulySpecies from Japan--NR--
Hosta montanaLargeMed-Green--SpeciesPale-LavenderJune into JulySpecies from Japan--NR--
Hosta pycnophyllaLargeLight-Green--SpeciesMed-LavenderAugust to OctoberSpecies from Japan--NR--
Hosta venustaMiniatureMed-Green--SpeciesPale-LavenderJune into JulySpecies from Korea--NR--
Hosta yingeriSmallMed-Green--SpeciesLight-PurpleSeptemberSpecies from Korea--NR--
'Katsuragawa Beni'MediumMed-Green--UnknownLight-PurpleAugust to OctoberMasoka, Hiroshi--NR--
'Lachman Breeder BBF6'--Streaked-Unknown--Lachman, Wm & Eleanor--NR--
'Lachman Strain'----Duplicate--Duplicate Name--NR--
'Lady Madonna' (Lachman)--Streaked-Unknown--Lachman, Wm & Eleanor--NR--
'LBSR'    Unknown  Addison, Carlon--NR--
'Lucy's Breeder'LargeYellow--HybridLight-PurpleJune into JulySimpers, Lucille & Ruh, Peter.1991
'Ma Breeder'LargeYellowStreakedSpecklesHybridNear-WhiteJune into JulyKuenster, Rod.2008
'Maekawa Form', H. venustaMiniatureMed-Green--SportMed-LavenderJune into JulyMaekawa, Dr Fumio--NR--
'Mary Chastain 04 B1'    Unknown  Beilstein, Doug--NR--
'Neat Splash'MediumMed-GreenMarginalWhiteHybridLight-PurpleJuly into AugustAden, Paul.1978
'P14-3'    Unknown  Lachman, Wm & Eleanor--NR--
'PDN 04-147'    Unknown  Avent, Tony--NR--
'PDN 95-349'    Unknown  Avent, Tony--NR--
'PDN 99-094'    Unknown  Avent, Tony--NR--
'Pin Stripe Sister'MediumMed-GreenStreakedWhiteHybridPale-LavenderJune into JulyVaughn, Kevin & Ward, Dr Dick & Jane.2009
'Rare Breed'MediumMed-GreenMedialWhiteHybridNear-WhiteJune into JulyLivingston, Ron & AHS.2019
'RD-10'    Unknown  Hadrava, Jerry--NR--
'RD-13'    Unknown  Hadrava, Jerry--NR--
'RD-2'    Unknown  Hadrava, Jerry--NR--
'RD-220'    Unknown  Hadrava, Jerry--NR--
'RD-4'    Unknown  Hadrava, Jerry--NR--
'RD-7'    Unknown  Hadrava, Jerry--NR--
'RD-71'    Unknown  Hadrava, Jerry--NR--
'RD-742'    Unknown  Hadrava, Jerry--NR--
'RD-785'    Unknown  Hadrava, Jerry--NR--
'RD-80'    Unknown  Hadrava, Jerry--NR--
'RD-900'    Unknown  Hadrava, Jerry--NR--
'RD-91'    Unknown  Hadrava, Jerry--NR--
'RD-93'----Unknown--Hadrava, Jerry--NR--
'RD-998'    Unknown  Hadrava, Jerry--NR--
'RD-BS'----Unknown--Hadrava, Jerry--NR--
'RD-BS-1'----Unknown--Hadrava, Jerry--NR--
'RD-BS1-1'    Unknown  Hadrava, Jerry--NR--
'RD-BSS-3'    Unknown  Hadrava, Jerry--NR--
'RD-BSS-5'    Unknown  Hadrava, Jerry--NR--
'RD-BSS-6'----Unknown--Hadrava, Jerry--NR--
'RD-BSS-92'----Unknown--Hadrava, Jerry--NR--
'Red Flower #2' Yellow  UnknownRed Moore, Jeff--NR--
'RS-BS'    Unknown  Hadrava, Jerry--NR--
'Sea Prize'LargeMed-GreenStreakedYellowUnknownPale-LavenderJulySeaver, Mildred & Walek, Kevin.2009
'Seedling 43'    Unknown  Kuenster, Rod--NR--
'Seedling 81-8'    Unknown  Lachman, Wm & Eleanor--NR--
'Seedling 81-9'    Unknown  Lachman, Wm & Eleanor--NR--
'Seedling BEV3-MOM'    Unknown  Beilstein, Doug & Mardy--NR--
'Seedling OP00'    Unknown  Beilstein, Doug & Mardy--NR--
'Seedling OP07'    Unknown  Beilstein, Doug & Mardy--NR--
'Seedling OP97'    Unknown  Beilstein, Doug & Mardy--NR--
'SG-3'    Unknown  Vaughn, Kevin--NR--
'Solberg Seedling 48/49'    Unknown  Solberg, Bob--NR--
'Strawberry Sentinals'----Unknown--Unknown--NR--
'Sum and Substance'GiantLight-Green--UnknownPale-LavenderJuly into AugustShaw, Florence & Aden, Paul.1980
'Swoosh'MediumMed-GreenStreakedSpecklesHybridDeep-PurpleJuly into AugustAden, Paul.1978
'T44-01'    Unknown  Zumbar, Wm--NR--
'T44-02'    Unknown  Zumbar, Wm--NR--
'Valley's Pycno 101'- - Hybrid  Linneman, Jeroen--NR--
'Valley's Pycno 348'MediumYellow--Hybrid--Linneman, Jeroen--NR--
'Valley's Red Lion'SmallDark-Green- Hybrid  Linneman, Jeroen--NR--
'Vaughn 73-2'Small-Streaked-Hybrid--Vaughn, Kevin--NR--
'Vaughn Variegated Breeder'----Duplicate--Duplicate Name--NR--
'VII'    Unknown  Moore, Jeff--NR--
'White Back' H. gracillima    Unknown  Unknown 
'White Back' H. kikutii    Unknown  Unknown 
'Whitmer LR7P1'    Unknown  Whitmer, Milt--NR--
'William Lachman'LargeMed-GreenStreakedWhiteHybridMed-LavenderJulyVaughn, Kevin.1981
 
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