| No. | Hybrid Hostas | Pod Parent | x Pollen Parent | Source | Registered |
|
1
| 'Big Mike' | 'Mira' | Unknown | Summers, Alex | --NR-- |
|
2
| 'Big Pete' | 'Mira' | Unknown | Summers, Alex | --NR-- |
|
3
| 'Bristol Frances Williams' | 'Frances Williams' | Unknown | Summers, Alex | --NR-- |
|
4
| 'Butter Rim' | Hosta sieboldii | Unknown | Summers, Alex | .1986 |
|
5
| 'Candy Dish' (Summers) | 'Urajiro Hachijo' | Unknown | Summers, Alex & Wrede, Arthur | .2003 |
|
6
| 'Finlandia' | Hosta kikutii - | Unknown | Summers, Alex & Ruh, Peter | .1997 |
|
7
| 'Gretchen' (Summers) | 'Elatior' | Unknown | Summers, Alex | --NR-- |
|
8
| 'Harvest Dandy' | Hosta longipes - | Unknown | Summers, Alex & Ruh, Peter | .1997 |
|
9
| 'Harvest Dawn' | 'Paxton's Original' | Unknown | Summers, Alex & Ruh, Peter | .1997 |
|
10
| 'Harvest Delight' | Hosta kikutii - | Unknown | Summers, Alex & Ruh, Peter | .1997 |
|
11
| 'Harvest Desire' | Hosta longipes - | Hosta kikutii | Summers, Alex & Ruh, Peter | .1997 |
|
12
| 'Hercules' | 'Sagae' | Unknown | Goffery, James & Summers, Alex | --NR-- |
|
13
| 'King Michael' | Hosta montana macrophylla | Unknown | Krossa, Gus & Summers, Alex & Ruh, Peter | .1992 |
|
14
| 'Krossa Regal' | Hosta nigrescens | Unknown | Krossa, Gus & Summers, Alex | .1980 |
|
15
| 'Mike's Peak' | 'Mira' | - | Summers, Alex | --NR-- |
|
16
| 'Pastures New' | Hosta nakaiana | Unknown | Summers, Alex & Ruh, Peter | .1997 |
|
17
| 'Rippled Blue Circles' | 'Golden Circles' | Unknown | Summers, Alex | --NR-- |
|
18
| 'Snow Cream' | 'Alba' | Unknown | Lewis, Alan & Summers, Alex | --NR-- |
|
19
| 'Unducosa' | 'Undulata' | Hosta ventricosa | Summers, Alex & The American Hosta Society | .1986 |
|
20
| 'Venucosa' | Hosta venusta | Hosta ventricosa | Summers, Alex & The American Hosta Society | .1986 |
|
21
| 'Wolf' | 'Elatior' | - | Summers, Alex | --NR-- |
|