No.Cultivar NameSourcePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonRegistered
1 'Abo Komachi'Duplicate Name----Duplicate----NR--
2 'Ah-so'UnknownMiniature- -Unknown----NR--
3 'Aichi'UnknownMediumDark-Green--SportLight-PurpleAugust to September--NR--
4 'Akabira Homare'UnknownSmallMed-GreenMarginalWhiteUnknown----NR--
5 'Akane'Watanabe, Kenji & Hawes, James & Ruh, Peter & Ruh, JeanMediumDark-Green--UnknownLight-PurpleAugust to September.2010
6 'Akebono'Duplicate Name----Duplicate----NR--
7 'Akebono Tokudama'Duplicate Name----Duplicate----NR--
8 'Akikaze'Duplicate Name----Duplicate----NR--
9 'Akikaze Gibōshi'Duplicate Name----Duplicate----NR--
10 'Alba'UnknownSmallMed-Green--HybridPure-WhiteAugust--NR--
11 'Albomarginata' H. kikutiiDuplicate Name----Duplicate----NR--
12 'Albostricta'Duplicate Name----Duplicate-- 
13 'Alcebana Fukurin'UnknownMediumMed-GreenMarginalWhiteUnknown----NR--
14 'Alcebana Kikurin'UnknownSmallDark-GreenMarginalWhiteUnknownLight-Purple---NR--
15 'Alcebana Kukurin'UnknownMiniatureMed-GreenMarginalWhiteUnknownMed-LavenderAugust to September--NR--
16 'Amagi Nishiki'Sugita, HajimeSmallMed-GreenMedialYellowSportLight-PurpleSeptember--NR--
17 'Amagi-kintoki'Sugita, HajimeSmallYellowMarginalGreenHybridLight-PurpleSeptember--NR--
18 'Amakazari'Nakayama, ToyozoMediumDark-Green--Unknown----NR--
19 'Amanogawa'Wade, VanLargeMed-GreenStreakedYellowUnknown----NR--
20 'Amanum'Duplicate Name----Duplicate----NR--
21 'Amanuma'Maekawa, Dr Fumio & Ruh, PeterSmallMed-Green--HybridLight-PurpleJuly.2002
22 'Amethyst Joy'Sugita, Hajime & Ruh, PeterMediumGreen--Hybrid-July into August.2000
23 'Amiga Iwa Gibōshi'Duplicate Name----Duplicate----NR--
24 'Amime Tachi'UnknownMediumMed-GreenStreakedYellowSportLight-PurpleAugust--NR--
25 'Amplissima'UnknownLargeMed-Green--UnknownPale-Lavender---NR--
26 'Andrew Jackson'Sugita, Hajime & Ruh, Peter & Ruh, JeanGiantBlue/Green--UnknownNear-WhiteJune into July.2001
27 'Ani Machi'Ruh, Peter & Ruh, JeanMediumMed-GreenMedialGreenish WhiteUnknownLight-PurpleAugust to September.2002 .2018
28 'Ani Machi Gibōshi'Duplicate Name----Duplicate----NR--
29 'Aoba Komachi'UnknownSmallMed-Green--SportLight-PurpleJuly into August--NR--
30 'Aoba Omoto Gibōshi'Duplicate Name----Duplicate----NR--
31 'Aoba Tsugaru Komachi'Unknown----Unknown----NR--
32 'Aochidori'Unknown----Unknown----NR--
33 'Aojiku Iwa Giboshi'Duplicate Name----Duplicate-- 
34 'Aojiku Tama-no-Yuki'Unknown-Med-Green--Unknown----NR--
35 'Aoki'Bailey, Liberty Hyde & The American Hosta SocietyLargeMed-Green--UnknownPale-LavenderJuly into August.1987
36 'Aomori Gold'Muroya, Kimio & Zilis, MarkMediumYellow--SportDeep-PurpleAugust to October.2009
37 'Aomori Gold Star'Muroya, Kimio & Zilis, MarkMediumYellowMarginalGreenSportLight-PurpleAugust to September.2009
38 'Aomori Select'Zilis, MarkMediumGreen--SportLight-PurpleJuly into August.2009
39 'Aomori Setting Sun'UnknownMediumMed-GreenMarginalYellowSportDeep-PurpleAugust to October--NR--
40 'Aomori Sunrise'UnknownLargeGreenMedialYellowSportLight-PurpleJuly into August--NR--
41 'Aphrodite'Maekawa, Dr Fumio & Schmid, W. George & Walek, KevinLargeMed-Green--SportPure-WhiteAugust to October.2009
42 'Asagiri Ōba'UnknownLargeMed-GreenStreakedWhiteSportPale-LavenderJuly--NR--
43 'Asahi Comet'Kato, Kiyoshi & Zumbar, WmMiniatureMed-GreenMarginalYellowSportPale-LavenderSeptember.1984
44 'Asahi Star'UnknownSmallGreenMedialYellowSportLight-PurpleSeptember to October--NR--
45 'Asahi Sunray'Kato, Kiyoshi & Zumbar, WmSmallMed-GreenMarginalChartreuseSportPale-LavenderSeptember.1984
46 'Asuka'UnknownLargeMed-Green--UnknownPure-WhiteSeptember--NR--
47 'Atsuba Gibōshi'Duplicate Name----Duplicate----NR--
48 'Aurea' H. longipesUnknownMediumYellow--HybridLight-PurpleAugust to October--NR--
49 'Aureocincta'UnknownMediumDark-GreenMarginalWhiteSport----NR--
50 'Aureomarginata', H. montanaMaekawa, Dr Fumio & The American Hosta SocietyLargeMed-GreenMarginalYellowSportPale-LavenderJuly.1986
51 'Aureomarginata', H. pulchellaUnknownSmallMed-GreenMarginalYellowUnknown----NR--
52 'Aya-gasane'Unknown--Streaked-Unknown----NR--
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