| No. | Hybrid Hostas | Pod Parent | x Pollen Parent | Source | Registered |
|
1
| 'Amagi-kintoki' | Hosta longipes latifolia | Unknown | Sugita, Hajime | --NR-- |
|
2
| 'Amethyst Joy' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1999 .2000 |
|
3
| 'Belle of the Ball' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
4
| 'Bloody Mary' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1999 |
|
5
| 'Captain Teach' | Hosta kikutii caput-avis | Unknown | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2001 |
|
6
| 'Condor' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .2002 |
|
7
| 'Doctor Fu Manchu' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
8
| 'Dragon's Blood' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
9
| 'Inland Sea' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Zilis, Mark | .1998 |
|
10
| 'James A. Garfield' | Hosta pycnophylla | Hosta kiyosumiensis | Sugita, Hajime & Ruh, Peter | .2003 |
|
11
| 'James Madison' | Hosta longipes | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .2005 |
|
12
| 'Joshu Iwa' | Hosta longipes - | Unknown | Sugita, Hajime | --NR-- |
|
13
| 'Karenka' | Hosta plantaginea | Hosta gracillima | Sugita, Hajime | --NR-- |
|
14
| 'Kyoto' | Hosta aequinoctiiantha | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .2001 |
|
15
| 'Lavender Doll' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
16
| 'Lavender Stocking' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
17
| 'Martin Van Buren' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .2005 |
|
18
| 'Mikawa-no-yuki' | Hosta kikutii - | Hosta longipes | Sugita, Hajime & Ruh, Peter | .1997 .2004 |
|
19
| 'Miracle Lemony' | Hosta tusuhimensis | Unknown | Sugita, Hajime | --NR-- |
|
20
| 'Moonlight Madness' | 'Sieboldiana' | Unknown | Sugita, Hajime & Ruh, Peter | .1999 |
|
21
| 'Okazaki' | Hosta kikutii - | Hosta gracillima | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2002 |
|
22
| 'Okazaki Hajime' | 'White Back' H. kikutii | 'White Back' H. gracillima | Sugita, Hajime & Ruh, Peter | --NR-- |
|
23
| 'Petticoat Pink' | Hosta kikutii caput-avis | Unknown | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2001 |
|
24
| 'Quaker Lady' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1999 |
|
25
| 'Qualifying Queen' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1999 |
|
26
| 'Red Legs' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1999 |
|
27
| 'Seishika' | 'Honeybells' | Hosta pycnophylla | Sugita, Hajime | --NR-- |
|
28
| 'Strawberry Delight' | Hosta longipes - | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
29
| 'Swan Lake' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .1998 |
|
30
| 'Toots' | Hosta pycnophylla | Hosta kiyosumiensis | Sugita, Hajime & Ruh, Peter | .1998 |
|
31
| 'White Heron' | Hosta kiyosumiensis | Hosta pycnophylla | Sugita, Hajime & Ruh, Peter | .2001 |
|