| No. | Hybrid Hostas | Origin | Pod Parent | x Pollen Parent | Source | Registered |
|
1
| 'Andrew Jackson' | Unknown | - | - | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2001 |
|
2
| 'Blaue Ruh' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2003 |
|
3
| 'Grover Cleveland' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2001 |
|
4
| 'James Buchanan' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2005 |
|
5
| 'James Monroe' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2005 |
|
6
| 'Lake Chautauqua' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .1998 |
|
7
| 'Powder Blue' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .1998 |
|
8
| 'Sasquatch' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .1998 |
|
9
| 'Theodore Roosevelt' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2001 |
|
10
| 'Thomas Jefferson' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2001 |
|
11
| 'Tosayama' | Unknown | - | - | Sugita, Hajime | --NR-- |
|
12
| 'Ulysses S Grant' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2001 |
|
13
| 'Zachary Taylor' | Unknown | - | - | Sugita, Hajime & Ruh, Peter | .2001 |
|