No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Abba Diana Reeck' | Medium | Dark-Green | Medial | White | Unknown | Unknown | Unknown | Aden, Paul & Zilis, Mark & The American Hosta Society | .2010 |
2
| 'Abba Lilian Cannon' | Large | Med-Green | Streaked | White | Sport | Light-Purple | July | Wade, Van | --NR-- |
3
| 'Abigail Adams' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
4
| 'Abraham Lincoln' | Medium | Blue/Green | | | Hybrid | Light-Purple | June to July | Beilstein, Doug & Zilis, Mark | .2009 |
5
| 'Ace Bill Wundram' | Medium | Dark-Green | Marginal | Yellow | Unknown | Unknown | June to July | Freeman, Franc & Freeman, Sally | .2008 |
6
| 'Ada Reed' | Medium | Yellow | | | Hybrid | Light-Purple | June to July | Suggs, Natalee | .1988 |
7
| 'Ada Robinson' | Medium | Dark-Green | Marginal | White | Unknown | Near-White | June to July | Goodwin, Randy | .2018 |
8
| 'Admiral Halsey' | Large | Dark-Green | Marginal | White | Sport | Med-Lavender | June to July | Wasitis, Chick & Walek, Kevin & The American Hosta Society | .2009 |
9
| 'Aidan Bryden Cleghorn' | Small | Dark-Green | Marginal | Yellow | Unknown | Pale-Lavender | July to August | Chamberlain, Steve | .2006 |
10
| 'Alan Titchmarsh' | Large | Med-Green | Medial | Yellow | Sport | Pale-Lavender | July to August | Ford, Richard & Ford, Mary | .2006 |
11
| 'Albert Lea' | Large | Blue/Green | | | Sport | Near-White | June to July | Ruh, Peter | .1999 |
12
| 'Alex Summers' | Large | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | June to July | Santa Lucia, Vic | .1989 |
13
| 'Alexizz Madison' | Small | Blue/Green | Marginal | White | Sport | Light-Purple | July | Xavier-Sakr, Suzzane | .2005 |
14
| 'Alice Gladden' | Large | Yellow | | | Hybrid | Near-White | June to July | Ward, Dr Dick & Ward, Jane | .1998 |
15
| 'Alice McConnel' | Medium | Med-Green | Marginal | White | Unknown | Pale-Lavender | June | Anderson, Jim | --NR-- |
16
| 'Allan P. McConnell' | Medium | Med-Green | Marginal | White | Unknown | Pale-Lavender | July to August | McConnell, Allan & Seaver, Mildred | .1980 |
17
| 'Allan P. McConnell All Green' | Small | Med-Green | | | Sport | Med-Lavender | July to August | Wade, Van | --NR-- |
18
| 'Allen C. Haskell' | Large | Dark-Green | Streaked | Yellow | Unknown | Pale-Lavender | July | Seaver, Mildred & Walek, Kevin & The American Hosta Society | .2009 |
19
| 'Alleyne Cook' | Large | Blue/Green | Marginal | Yellow | Sport | Pale-Lavender | July to August | Cook, Alleyne & Hodgson, D. | .2003 |
20
| 'Alston Glenn' | Giant | Blue/Green | | | Hybrid | Pale-Lavender | June | Stephens, Ray | .1998 |
21
| 'Alvatine Taylor' | Large | Blue/Green | Marginal | Yellow | Sport | Pure-White | June to July | Minks, Eldren | .1990 |
22
| 'Amber Dietrich' | Small | Med-Green | Streaked | Speckles | Unknown | Light-Purple | June to July | Dietrich, Debbie | --NR-- |
23
| 'Amy Aden' | Small | Med-Green | Streaked | Yellow | Hybrid | Pale-Lavender | July | Aden, Paul | .1980 |
24
| 'Amy Aden Rim' | Small | Yellow | Marginal | White | Sport | Med-Lavender | July | Aden, Paul | --NR-- |
25
| 'Amy Aden-Stable Form' | | - | | | Duplicate | - | | Duplicate Name | |
26
| 'Amy Stewart' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Stark, Gunther | --NR-- |
27
| 'Andrew Dennis' | Large | Blue/Green | Marginal | White | Unknown | Unknown | Unknown | Weissenberger, Henry & Zilis, Mark | .2010 |
28
| 'Andrew Jackson' | Giant | Blue/Green | | | Unknown | Near-White | June to July | Sugita, Hajime & Ruh, Peter & Ruh, Jean | .2001 |
29
| 'Andrew M. Wright' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Chamberlain, Steve | .2014 |
30
| 'Andy Murray' | Medium | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July to August | British Hosta and Hemerocallis Society & Solberg, Robert | .2013 |
31
| 'Ann Knall' | Unknown | Yellow | | | Unknown | Unknown | Unknown | Trucks, Gary | --NR-- |
32
| 'Ann Kulpa' | Large | Med-Green | Medial | White | Hybrid | Near-White | July to August | Kulpa, John | .1999 |
33
| 'Anna Boynton' | Medium | Med-Green | Medial | Yellow | Hybrid | Near-White | July | Heinke, Gretchen | .2005 |
34
| 'Anna Lindh' | Medium | Light-Green | Medial | White | Unknown | Med-Lavender | August to September | Kósa, Lehel | .2005 |
35
| 'Anne Arett' | Small | Med-Green | Marginal | White | Sport | Light-Purple | July to August | Arett, Anne | .1975 |
36
| 'Anthony Gattrell' | Unknown | Med-Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
37
| 'Arlene Mae Savory' | Small | Blue/Green | Medial | White | Sport | Med-Lavender | June to July | Savory, Dennis | .2009 |
38
| 'Armani' | Large | Dark-Green | | | Hybrid | Unknown | July to August | Van Eechaute, Danny | .2015 |
39
| 'Arnold Black' | Large | Yellow | | | Hybrid | Pale-Lavender | June to July | Ward, Dr Dick & Ward, Jane | .2004 |
40
| 'Art Shane' | Small | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Aden, Paul | --NR-- |
41
| 'Audra Wilson' | Large | Med-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Benedict, Dr Ralph (Herb) | --NR-- |
42
| 'Augustus' | Medium | Med-Green | Marginal | White | Hybrid | Pale-Lavender | July to August | Tylinski, Stan & Malloy, Alex | .2003 |
43
| 'Austin Dickinson' | Medium | Med-Green | Marginal | Yellow | Hybrid | Light-Purple | August to September to October | Lachman, Wm & Lachman, Eleanor | .1992 |
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