No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Blinding Flash' | Small | Dark-Green | Medial | White | Unknown | Unknown | Unknown | Lydell, Ransom | --NR-- |
2
| 'Bohemia Flash Gordon' | Large | Dark-Green | Streaked | White | Unknown | Unknown | Unknown | Mirka, Vladimir | --NR-- |
3
| 'Bright Flash' | Small | Light-Green | | | Unknown | Unknown | Unknown | Isaacs, Charles | --NR-- |
4
| 'Chris' Flashdance' | Small | Med-Green | Streaked | White | Unknown | Unknown | Unknown | Brinkmann, Christina | --NR-- |
5
| 'Cosmic Flash' | Large | Dark-Green | Streaked | White | TC Sport | Unknown | July to August | Kuenster, Rod | .2010 |
6
| 'Cream Flash' | Large | Med-Green | Streaked | Yellow | Sport | Light-Purple | July | Wallace | --NR-- |
7
| 'Flash' | Small | Med-Green | | | Hybrid | Unknown | Unknown | Beilstein, Doug & Malloy, Alex | --NR-- |
8
| 'Flash Dance' | Medium | Blue/Green | | | Sport | Light-Purple | July | Malloy, Alex & Laviana, Mark | .1999 |
9
| 'Flash Forward' | Small | Blue/Green | Marginal | Green | Sport | Pale-Lavender | June to July | Walters Gardens | .2014 |
10
| 'Flash Freeze' | Large | Blue/Green | | | Hybrid | Near-White | July to August | Beilstein, Doug & Beilstein, Mardy | .2022 |
11
| 'Flash of Light' | Small | Med-Green | Medial | White | Sport | Pale-Lavender | July to August | Anderson, Jim | --NR-- |
12
| 'Flash of Light Streaked' | Small | Med-Green | Streaked | White | Sport | Med-Lavender | July to August | Cross, Peter | --NR-- |
13
| 'Flashback' | Medium | Dark-Green | Marginal | Yellow | Sport | Light-Purple | July to August | Meyer, Bill | --NR-- |
14
| 'Foxfire Flash' | Giant | Light-Green | | | Hybrid | Unknown | July | Schulte, Steve | --NR-- |
15
| 'Green Flash' | Large | Med-Green | Marginal | Yellow | TC Sport | Unknown | August to September | Zilis, Mark | .2009 |
16
| 'Holar Purple Flash' | Medium | Blue/Green | | | Hybrid | Light-Purple | Unknown | Van Keer, Ronny | --NR-- |
17
| 'Hot Flash' | Large | Med-Green | Streaked | White | Hybrid | Near-White | June to July | Benedict, Dr Ralph (Herb) | .1991 |
18
| 'Jumpin' Jack Flash' | Small | Med-Green | Medial | White | Unknown | Unknown | August to September | Avent, Tony | .2012 |
19
| 'Kiwi Blue Flash' | Medium | Blue/Green | Streaked | Speckles | Sport | Pale-Lavender | July | Sligh, Barry | .2000 |
20
| 'Lightning Flash' | Small | Med-Green | Streaked | White | Hybrid | Near-White | August | Beilstein, Doug | .2013 |
21
| 'PeeDee Gold Flash' | Small | Blue/Green | Marginal | Yellow | Hybrid | Light-Purple | July to August | Syre-Herz, Ursula | .1987 |
22
| 'PeeDee Hot Flash' | | - | | | Duplicate | - | | Duplicate Name | |
23
| 'Purple Flash' | Small | Med-Green | | | Unknown | Pale-Lavender | Unknown | Rosenberg, Marlene | --NR-- |
24
| 'Red Hot Flash' | Small | Yellow | Marginal | Green | Sport | Deep-Purple | July | Machen, John | .2004 |
25
| 'Spartan Flash' | Medium | Med-Green | Streaked | Yellow | Sport | Med-Lavender | July | Elslager, Ed | .1998 |
26
| 'Yellow Flash' | Giant | Light-Green | Marginal | Yellow | Sport | Pale-Lavender | July to August | Ruh, Peter | .1997 |
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