| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Tachi Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
2
| 'Tadohae-bibich'u' | | - | | | Duplicate | - | | Duplicate Name | |
|
3
| 'Tagi' | Small | Blue/Green | | | Hybrid | Light-Purple | September | Davidson, LeRoy | --NR-- |
|
4
| 'Taika Oba' | Large | Med-Green | | | Hybrid | Pale-Lavender | July | Watanabe, Kenji | --NR-- |
|
5
| 'Taikan' | Medium | Dark-Green | Marginal | White | Hybrid | Unknown | Unknown | Unknown | --NR-- |
|
6
| 'Taisei' | Medium | Dark-Green | | | Nat-Sport | Light-Purple | August to September | Unknown | --NR-- |
|
7
| 'Taisetsu' | Unknown | Dark-Green | | | Sport | Light-Purple | August to September | Unknown | --NR-- |
|
8
| 'Taisi-no-sakazuki' | Miniature | Dark-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
9
| 'Takao-no-matsu Iwa' | Small | Dark-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Yokoe | --NR-- |
|
10
| 'Taki Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
11
| 'Tama-no-Kanzashi' | | - | | | Duplicate | - | | Duplicate Name | |
|
12
| 'Tama-no-Yuki' | Small | Med-Green | Marginal | White | Sport | Unknown | Unknown | Unknown | --NR-- |
|
13
| 'Tamaryu Iwa' | Miniature | Dark-Green | | | Unknown | Unknown | Unknown | Sakata | --NR-- |
|
14
| 'Tanayama Nishiki' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Watanabe, Kenji | --NR-- |
|
15
| 'Tanayamanishi' | Medium | Dark-Green | Marginal | White | Sport | Light-Purple | August to September | Unknown | --NR-- |
|
16
| 'Tanbasan Nishiki' | Medium | Dark-Green | | | Sport | Light-Purple | August to September | Unknown | --NR-- |
|
17
| 'Tardiana Fumiko' | Large | Blue/Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
18
| 'Tardiflora Kinakafu' | Medium | Med-Green | Medial | Yellow | Sport | Med-Lavender | August to September to October | Unknown | --NR-- |
|
19
| 'Tasagare Tokudama' | Large | Blue/Green | | | Unknown | Unknown | Unknown | Watanabe, Kenji | --NR-- |
|
20
| 'Tatsumaki' | Small | Dark-Green | | | Hybrid | Unknown | Unknown | Unknown | --NR-- |
|
21
| 'Tenryo' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
22
| 'Tenryu' | Large | Blue/Green | | | Unknown | Pale-Lavender | Unknown | Yoshie, S & Ruh, Peter | .2002 |
|
23
| 'Tenryu Nishiki' | Large | Med-Green | Marginal | Yellow | Hybrid | Light-Purple | September | Unknown & Walek, Kevin & The American Hosta Society | .2009 .2018 |
|
24
| 'Tenshi-no-hikari Iwa' | Miniature | Med-Green | Streaked | White | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
25
| 'To Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
26
| 'Tochi Ogon Iwa' | Unknown | Yellow | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
27
| 'Tochiga' | Medium | Med-Green | | | Sport | Light-Purple | August to September | Unknown | --NR-- |
|
28
| 'Tokudama Akebono' | | - | | | Duplicate | - | | Duplicate Name | |
|
29
| 'Tokudama American Green' | Medium | Dark-Green | | | Hybrid | Unknown | Unknown | Wade, Van | --NR-- |
|
30
| 'Tokudama Aureonebulosa' | Medium | Blue/Green | Streaked | Yellow | Sport | Pure-White | Unknown | Unknown & The American Hosta Society | .1987 |
|
31
| 'Tokudama Bingo' | | - | | | Duplicate | - | | Duplicate Name | |
|
32
| 'Tokudama Boots and Saddles' | | - | | | Duplicate | - | | Duplicate Name | |
|
33
| 'Tokudama Fantail' | | - | | | Duplicate | - | | Duplicate Name | |
|
34
| 'Tokudama Flavoplanata' | Medium | Blue/Green | Medial | Yellow | Sport | Near-White | June to July | Maekawa, Dr Fumio & The American Hosta Society | .1987 |
|
35
| 'Tokudama Gilt Edge' | | - | | | Duplicate | - | | Duplicate Name | |
|
36
| 'Tokudama Gold Bullion' | | - | | | Duplicate | - | | Duplicate Name | |
|
37
| 'Tokudama Golden Medallion' | | - | | | Duplicate | - | | Duplicate Name | |
|
38
| 'Tokudama Gosan' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
39
| 'Tokudama Gyakufu' | | - | | | Duplicate | - | | Duplicate Name | |
|
40
| 'Tokudama Hime' | Small | Med-Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
41
| 'Tokudama Kinki' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
42
| 'Tokudama Murasaki' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
43
| 'Tokudama Ogon Hime' | Small | Yellow | | | Sport | Near-White | June to July | Unknown | --NR-- |
|
44
| 'Tokudama Ogon Himechirifu' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
45
| 'Tokudama Sun Splash' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
46
| 'Tokudama Tetraploid' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Wayside Gardens | --NR-- |
|
47
| 'Tokudama Wayside' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Wayside Gardens | --NR-- |
|
48
| 'Tokudama Zager' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Zager, Herbert A. | --NR-- |
|
49
| 'Tokushima Aiyagawa' | Small | Med-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
50
| 'Tokushima Niyagawa Sudare' | Medium | Med-Green | Streaked | White | Sport | Med-Lavender | August to September | Unknown | --NR-- |
|
51
| 'Tokyo Smog' | Medium | Med-Green | | | Hybrid | Light-Purple | August to September to October | Van Eechaute, Danny | --NR-- |
|
52
| 'Tokyo Spring' | Medium | Light-Green | | | Hybrid | Pale-Lavender | July to August | Ragus, Gerhard & Ragus, Renate | .2020 |
|
53
| 'Tomo Yuki' | Medium | Dark-Green | Marginal | White | Sport | Near-White | July to August | Terpening, Kent | .2005 |
|
54
| 'Tomoko' | Medium | Blue/Green | | | Unknown | Near-White | July | Klose, Heinz & Ruh, Peter | .2003 |
|
55
| 'Tonoka Tachi Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
56
| 'Tonoko Tachi' | Medium | Med-Green | | | Sport | Light-Purple | July to August | Maekawa, Dr Fumio | --NR-- |
|
57
| 'Top of Mount Fuji' | Large | Med-Green | | | TC Sport | Pale-Lavender | July | Fransen, Marco & Fransen, Joyce | --NR-- |
|
58
| 'Tora' | Small | Dark-Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
59
| 'Tosa no' | | | | | Duplicate | - | | Duplicate Name | |
|
60
| 'Tosana' | | - | | | Duplicate | - | | Duplicate Name | |
|
61
| 'Tosayama' | Small | Yellow | | | Unknown | Unknown | Unknown | Sugita, Hajime | --NR-- |
|
62
| 'Toyo-no-omoide' | Large | Med-Green | | | Hybrid | Near-White | July | Nakayama, Toyozo & Lockwood, Mikky | .2018 |
|
63
| 'Tsubomi Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
64
| 'Tsugaru Komachi' | Small | Med-Green | | | Unknown | Light-Purple | July to August | Watanabe, Kenji | --NR-- |
|
65
| 'Tsugaru Komachi Fukurin' | | - | | | Duplicate | - | | Duplicate Name | |
|
66
| 'Tsugaru Komachi Kifukurin' | Small | Med-Green | Marginal | Yellow | Unknown | Med-Lavender | Unknown | Unknown | --NR-- |
|
67
| 'Tsugaru Nishiki' | Large | Med-Green | Streaked | White | Sport | Light-Purple | August to September | Unknown | --NR-- |
|
68
| 'Tsugaru Otome' | Small | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
69
| 'Tsuma Tajima' | Medium | Med-Green | Streaked | Creamy White | Unknown | Unknown | August to September | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
|
70
| 'Tsunotori Fukurin Oba' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July | Katsuya, Koshi | --NR-- |
|
71
| 'Tsurigane' | | | | | Duplicate | - | | Duplicate Name | |
|
72
| 'Tsurugi Giboshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
73
| 'Tsurugi-no-mai' | Small | Med-Green | Streaked | White | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
74
| 'Tsushima Gibōshi' | | - | | | Duplicate | - | | Duplicate Name | |
|
75
| 'Tugaro Komanichi' | | - | | | Duplicate | - | | Duplicate Name | |
|