No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Madam' | Small | Yellow | | - | Unknown | Unknown | - | Scheer, Alttara | --NR-- |
2
| 'Madison' | Large | Blue/Green | | - | Hybrid | Pale-Lavender | June into July | Sanford, Matt | .2011 |
3
| 'Major Tom' | Medium | Dark-Green | | - | Unknown | Unknown | - | Scheer, Alttara | --NR-- |
4
| 'Majordomo' | Large | Blue/Green | | - | Unknown | Near-White | August | Deckert, Emile & Deckert, Jane | .2004 |
5
| 'Makkou' | Large | Med-Green | Marginal | White | Hybrid | Med-Lavender | - | Fukatsu, Shinya | --NR-- |
6
| 'Maltese Falcon' | Medium | Dark-Green | | | Unknown | Unknown | - | Malloy, Alex | --NR-- |
7
| 'Mango Lettuce' | Medium | Light-Green | | | Hybrid | Near-White | Unknown | Vissers, Louis | --NR-- |
8
| 'Mango Salsa' | Medium | Light-Green | | - | Hybrid | Pale-Lavender | - | Solberg, Robert | .2011 |
9
| 'Maraschino Cherry' | Medium | Med-Green | | - | TC Sport | Light-Purple | July into August | Zilis, Mark | .1999 |
10
| 'Maraschino Cherry Twist' | - | Unknown | | - | Unknown | Unknown | - | Unknown | --NR-- |
11
| 'Marshfield Harbormaster' | Large | Blue/Green | Streaked | White | Hybrid | Unknown | - | Goodenough, Rick | --NR-- |
12
| 'Maruba Tachi' | Medium | Dark-Green | | - | Sport | Light-Purple | August | Unknown | --NR-- |
13
| 'Mascara' | Small | Med-Green | | - | Unknown | Unknown | - | Herold, Roy | --NR-- |
14
| 'Maya Infatuation' | - | Yellow | | - | Unknown | Unknown | August | Scheer, Alttara | --NR-- |
15
| 'Maya Kingsnake' | Medium | Med-Green | | - | Unknown | Light-Purple | August | Scheer, Alttara | --NR-- |
16
| 'McFly' | Medium | Blue/Green | | - | Hybrid | Unknown | - | Stadden, Josh | --NR-- |
17
| 'Melissa Anne' | Medium | Med-Green | Streaked | White | Sport | Pale-Lavender | July into August | Kerr, Jeff | .2000 |
18
| 'Memory of Harry' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Unknown | - | Van den Top, Jan | --NR-- |
19
| 'Merci Beaucoup' | Medium | Yellow-Gold | | - | Hybrid | Pale-Lavender | August to September | Bowe, Dave | .2019 |
20
| 'Meredith Faith' | Medium | Light-Green | | - | Unknown | Unknown | August | Cullerton, Walter | --NR-- |
21
| 'Midnight Mistress' | Large | Dark-Green | Streaked | Yellow | Sport | Med-Lavender | July into August | Hackbarth, Robert | .2015 |
22
| 'Milky Rock' | Medium | Med-Green | | - | TC Sport | Pale-Lavender | July into August | Zilis, Mark | --NR-- |
23
| 'Mill' | Small | Yellow | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
24
| 'Mill Bluff' | - | Unknown | Streaked | Unknown | Hybrid | Unknown | - | Moore, Jeff | --NR-- |
25
| 'Millard Fillmore' | Large | Med-Green | | - | Unknown | Unknown | - | Ruh, Peter & Ruh, Jean | .2010 |
26
| 'Mill's Grand Coup' | Medium | Yellow | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
27
| 'Mill's Last Train' | Medium | Yellow | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
28
| 'Mill's Master' | Small | Blue/Green | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
29
| 'Mill's Roth-Stone' | Medium | Blue/Green | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
30
| 'Mill's Trump Suit' | Medium | Yellow | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
31
| 'Mirror Lake' | Medium | Med-Green | | - | Hybrid | Unknown | - | Moore, Jeff | --NR-- |
32
| 'Miss Abbie' | Small | Blue/Green | | - | Hybrid | Light-Purple | August | Schroeder, Bob & Schroeder, Barb | .2019 |
33
| 'Miss America' (Hansen) | Large | Med-Green | Medial | White | Hybrid | Pale-Lavender | July into August | Hansen, Hans & Walters Gardens | .2018 |
34
| 'Miss Christa' | Medium | Med-Green | Medial | White | Nat-Sport | Light-Purple | July | Van den Top, Jan | --NR-- |
35
| 'Miss Grace' | Medium | Med-Green | | - | Unknown | Unknown | July into August | Wrede, Arthur | .2005 |
36
| 'Miss Jody's Special' | Medium | Med-Green | | - | Unknown | Unknown | Unknown | Wrede, Arthur | --NR-- |
37
| 'Miss Lya' | Medium | Light-Green | Marginal | White | TC Sport | Unknown | - | Van den Top, Jan | --NR-- |
38
| 'Miss Melanie' | Medium | Yellow | | - | Unknown | Med-Lavender | Unknown | Wrede, Arthur | --NR-- |
39
| 'Miss Ruby' | Medium | Med-Green | | - | Hybrid | Light-Purple | August | Wrede, Arthur | .2005 |
40
| 'Miss Selene' | Small | Med-Green | | - | Hybrid | Light-Purple | August to September | Wrede, Arthur | --NR-- |
41
| 'Miss Shamim' | Large | Light-Green | | - | Hybrid | Light-Purple | August to September | McHugh, Ed & Wrede, Arthur | .2015 |
42
| 'Miss Susie' | Small | Light-Green | | - | Unknown | Unknown | Unknown | Wrede, Arthur | --NR-- |
43
| 'Mist Maiden' | Medium | Dark-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Walters Gardens | --NR-- |
44
| 'Mister Red Genes' | Large | Blue/Green | | - | Hybrid | Unknown | Unknown | Wrede, Arthur | --NR-- |
45
| 'Misty Marilyn' | Medium | Light-Green | Streaked | White | Sport | Light-Purple | September | Van den Top, Jan | --NR-- |
46
| 'Misweave' | Medium | Med-Green | Streaked | White | Sport | - | | Dupre, Dirk | --NR-- |
47
| 'Miyama Nishiki Iwa' | Small | Med-Green | Marginal | White | Nat-Sport | Unknown | - | Fukano | --NR-- |
48
| 'Moegi Fukurin Otome' | Small | Med-Green | | - | Unknown | Unknown | - | Unknown | --NR-- |
49
| 'Mombo' | Medium | Yellow | | | Hybrid | Pale-Lavender | July into August | Bowe, Dave | .2022 |
50
| 'Monkey Business' | Medium | Med-Green | Marginal | Yellow | Sport | Med-Lavender | July | Fransen, Marco | --NR-- |
51
| 'Monkey Trail' | Medium | Med-Green | Medial | Green | Unknown | Unknown | - | Van den Top, Jan | --NR-- |
52
| 'Moon Split' | Medium | Light-Green | Medial | Dark Green | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2010 |
53
| 'Morning Call' | Medium | Light-Green | | - | Hybrid | Pale-Lavender | August | Dean, Don | .2020 |
54
| 'Moroyama Nishiki' | Small | Dark-Green | Streaked | Yellow | Hybrid | Unknown | - | Unknown | --NR-- |
55
| 'Mr Blue' | Medium | Blue/Green | | - | Hybrid | Unknown | July into August | Wrede, Arthur | .2005 |
56
| 'Mr Jack' | Medium | Med-Green | | - | Unknown | Med-Lavender | June into July | Wrede, Arthur | --NR-- |
57
| 'Mr Red Genes' | Medium | Blue/Green | | - | Hybrid | Unknown | Unknown | Wrede, Arthur | --NR-- |
58
| 'Mr. Black' | Large | Blue/Green | | - | Unknown | Unknown | Unknown | Wrede, Arthur | --NR-- |
59
| 'Murasaki Kuki Urajiro' | Medium | Med-Green | | - | Hybrid | Med-Lavender | - | Unknown | --NR-- |
60
| 'Mustang Sally' | Medium | Dark-Green | | - | Hybrid | Unknown | Unknown | Wasitis, Chick | .2008 |
61
| 'Mystery Canvas' | Small | Yellow | Marginal | Blue-Green | Unknown | Unknown | Unknown | Vissers, Louis | --NR-- |
62
| 'Mystic Seaport' | Medium | Blue/Green | | | Unknown | Unknown | - | Goodenough, Rick | --NR-- |
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