No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Aphrodite' | Large | Med-Green | - | - | Sport | Pure-White | August to October | Maekawa, Dr Fumio & Schmid, W. George & Walek, Kevin & The American Hosta Society | .2009 |
2
| 'Athena' | Medium | Med-Green | Streaked | White | TC Sport | Pure-White | August | Hird, Bob | .2005 |
3
| 'Aya-gasane' | - | - | Streaked | - | Unknown | - | - | Unknown | --NR-- |
4
| 'Beni Suzume' | Miniature | Light-Green | - | - | Hybrid | - | - | Fukatsu, Shinya | --NR-- |
5
| 'Bluesette' | Medium | Blue/Green | - | - | Hybrid | - | August to September | Philips, Hugo | .2011 |
6
| 'Bukouhenge' | Small | - | - | - | Unknown | - | September | Unknown | --NR-- |
7
| 'Chingbanyuzan' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
8
| 'Double Cup' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
9
| 'Double D Cup' | Medium | Light-Green | Marginal | Green | Sport | Near-White | June into July | Asch, Stuart | .2017 |
10
| 'Double Dutch' | Small | Yellow | Streaked | Green | Sport | Pale-Lavender | July into August | Unknown | --NR-- |
11
| 'Double Eagle' | Giant | Light-Green | - | - | Hybrid | Near-White | June into July | Dean, Don | .2000 |
12
| 'Double Edge' | Medium | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Aden, Paul | .1982 |
13
| 'Double Exposure' | Medium | Med-Green | Medial | Yellow | Unknown | - | - | Asch, Stuart | --NR-- |
14
| 'Double Gold Edger' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
15
| 'Double Pistache' | Large | Dark-Green | Medial | Light Green | Sport | Near-White | June into July | Van Eechaute, Danny | --NR-- |
16
| 'Double Trouble' | Large | Med-Green | - | - | Sport | Pure-White | August | Banyai, Pauline | --NR-- |
17
| 'Double Vision' | Small | Med-Green | Marginal | White | Hybrid | - | - | Meyer, Bill | --NR-- |
18
| 'Double Your Pleasure' | Medium | Light-Green | - | - | Hybrid | Pale-Lavender | June into July | Brown, Sandy | .2018 |
19
| 'Doubled Up' | Medium | Dark-Green | - | - | Sport | Pure-White | July into August | Solberg, Robert | .2011 |
20
| 'Doublemint' | Medium | Light-Green | Streaked | Yellow | Hybrid | Pale-Lavender | July | Elslager, Ed | .2001 |
21
| 'Fujibotan' | Medium | Med-Green | - | - | Unknown | Light-Purple | July into August | Watanabe, Kenji | --NR-- |
22
| 'H. D. Thoreau' | Giant | Blue/Green | - | - | Hybrid | Pale-Lavender | July into August | Walden West Nursery | .1999 |
23
| 'H.D. Seas' | | - | | - | Hybrid | - | - | Christensen, John & Purtymun, Charles | --NR-- |
24
| 'Hairline's Celebration' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
25
| 'Hosoba Yuki-no-Jyou' | Medium | Light-Green | Streaked | Yellow | Hybrid | - | - | Fukatsu, Shinya | --NR-- |
26
| 'Hyugabotan' | Medium | Med-Green | - | - | Unknown | Med-Lavender | August to September | Unknown | --NR-- |
27
| 'Karen's Delight' | Medium | Yellow | Marginal | White | Sport | Deep-Purple | June into July | Sully, Marcia | .2014 |
28
| 'Ki-renjyaku' | Small | Yellow | - | - | Unknown | Pale-Lavender | - | Fukatsu, Shinya | --NR-- |
29
| 'Momo-gasane' | | - | | - | Unknown | - | - | Unknown | --NR-- |
30
| 'Nagasu' | Miniature | Light-Green | - | - | Unknown | - | - | Fukatsu, Shinya | --NR-- |
31
| 'Nikazaki Mizu' | Medium | Med-Green | - | - | Sport | Light-Purple | - | Unknown | --NR-- |
32
| 'Parthenon' | Medium | Light-Green | Streaked | Speckles | Sport | Pure-White | August to September | Zilis, Mark | .2010 |
33
| 'Pasternak' | - | - | - | - | Unknown | Light-Purple | - | Unknown | --NR-- |
34
| 'Poseidon' | Large | Light-Green | Marginal | Yellow | Sport | Pure-White | August to September | Zilis, Mark | .2010 |
35
| 'Richland Yea' | Large | Med-Green | - | - | Unknown | - | - | Wade, Van | --NR-- |
36
| 'Royal Standard Double' | Large | Med-Green | - | - | Sport | Pure-White | August to September | Unknown | --NR-- |
37
| 'Royal Super' | Medium | Dark-Green | Streaked | Yellow | Sport | Pure-White | July into August | Walters Gardens & Falstad, Clarence | .2000 |
38
| 'Saino-ta-kara' | - | - | - | - | Unknown | Pure-White | - | Unknown | --NR-- |
39
| 'Sovereign' | Small | Med-Green | - | - | Hybrid | Pure-White | - | Malloy, Alex | --NR-- |
40
| 'Venus' | Large | Med-Green | - | - | Sport | Pure-White | August to October | Walters Gardens & Falstad, Clarence | .1993 |
41
| 'White Fairy' | Large | Med-Green | - | - | Sport | Pure-White | August to October | Unknown | --NR-- |
42
| 'Yae-no-oba' | Large | Med-Green | - | - | Hybrid | Pure-White | July | Unknown | --NR-- |
43
| 'Yea' | Medium | Light-Green | - | - | Sport | Pure-White | August | Benedict, Dr Ralph (Herb) | --NR-- |
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