| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Nagaba' | - | - | - | - | Duplicate | - | - | Unknown | --NR-- |
|
2
| 'Nagaba Mizu' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
3
| 'Nagaba Musashino' | Medium | Med-Green | - | - | Unknown | Light-Purple | August to September | Unknown | --NR-- |
|
4
| 'Nagasaki Gibōshi' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
5
| 'Nagasu' | Miniature | Light-Green | - | - | Unknown | - | - | Fukatsu, Shinya | --NR-- |
|
6
| 'Nakafu Kiyosumi' | Medium | Light-Green | - | - | Sport | Pale-Lavender | July | Unknown | --NR-- |
|
7
| 'Nakafu Nagaba Mizu' | Miniature | Med-Green | - | - | Sport | Pale-Lavender | September | Unknown | --NR-- |
|
8
| 'Nakafu Tsugaru Komachi' | Small | Yellow | Marginal | Green | Sport | Light-Purple | July into August | Watanabe, Kenji | --NR-- |
|
9
| 'Nakafu', H. cathayana | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
10
| 'Nakai', H. clausa | - | - | - | - | Sport | - | - | Unknown | --NR-- |
|
11
| 'Nakai', H. rectifolia | Small | Med-Green | Marginal | Creamy White | Unknown | - | - | Unknown | --NR-- |
|
12
| 'Nakatsu' | Small | Med-Green | Marginal | White | Hybrid | - | - | Hirose, Yoshimichi | --NR-- |
|
13
| 'Naked Lady' | Medium | Med-Green | Marginal | White | TC Sport | Med-Lavender | July | Anderson, Jim | --NR-- |
|
14
| 'Nakota' | Large | Med-Green | - | - | Unknown | - | - | Wade, Van | --NR-- |
|
15
| 'Nambu Musou' | Large | Med-Green | Marginal | White | Unknown | - | - | Unknown | --NR-- |
|
16
| 'Nameoki' | Medium | Med-Green | - | - | Unknown | - | - | Hensen, Karel | --NR-- |
|
17
| 'Nameru Gibōshi' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
18
| 'Namichidori' (Japan) | Medium | Med-Green | - | - | Unknown | Light-Purple | August | Unknown | --NR-- |
|
19
| 'Namichidori' (Unknown) | Small | Med-Green | Marginal | White | Unknown | - | - | Unknown | --NR-- |
|
20
| 'Nanci' | Large | Blue/Green | - | - | Hybrid | - | - | Unknown | --NR-- |
|
21
| 'Nancy Krul' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
|
22
| 'Nancy Minks Streaked' | Large | Med-Green | Streaked | White | Sport | - | - | Minks, Eldren | --NR-- |
|
23
| 'Nancy Minks Supreme' | Large | Dark-Green | Streaked | White | Sport | Pale-Lavender | - | Schwarz, Jim | --NR-- |
|
24
| 'Nangoku' | | Light-Green | | - | Unknown | - | - | Lydell, Ransom | --NR-- |
|
25
| 'Nankai' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
26
| 'Nankai Gibōshi' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
27
| 'Nantucket' | Medium | Dark-Green | Streaked | Yellow | Unknown | - | - | Goodenough, Rick | --NR-- |
|
28
| 'Napoleon' | Medium | Dark-Green | Marginal | Yellow | Sport | Light-Purple | July into August | Malloy, Alex | --NR-- |
|
29
| 'Naseweiss' | Medium | Med-Green | - | - | Unknown | Near-White | - | Kohlein, Fritz | --NR-- |
|
30
| 'Nashty Business' | Large | Med-Green | - | - | Unknown | Med-Lavender | - | Nash, Bill | --NR-- |
|
31
| 'Nasu Nishiki' | Medium | Med-Green | Streaked | Yellow | Unknown | - | - | Tanaka, Katsuyoshi | --NR-- |
|
32
| 'Nasu-no-haru' | Medium | Dark-Green | Marginal | White | Unknown | - | - | Unknown | --NR-- |
|
33
| 'Nasu-no-homare' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
|
34
| 'National Arboretum' | Small | Med-Green | Marginal | White | Unknown | Light-Purple | - | Unknown | --NR-- |
|
35
| 'National Forest' | Small | Light-Green | Marginal | White | Unknown | - | - | Goodwin, Randy | --NR-- |
|
36
| 'Natural Bridge' | - | - | - | - | Hybrid | - | - | Moore, Jeff | --NR-- |
|
37
| 'Nature's Watercolor' | - | - | - | - | Hybrid | - | - | Jolliffe, Thomas | --NR-- |
|
38
| 'Naugoku Hort' | - | Blue/Green | - | - | Unknown | - | - | Unknown | --NR-- |
|
39
| 'Navy Seal' | Large | Blue/Green | | | Unknown | | | Goodenough, Rick | --NR-- |
|
40
| 'Near Miss' | | Dark-Green | | - | Unknown | - | - | Unknown | --NR-- |
|
41
| 'Neat Splash Fleck' | Medium | Med-Green | Streaked | Speckles | Sport | Light-Purple | July into August | Powell, Loleta | --NR-- |
|
42
| 'Ned' | Medium | Blue/Green | Streaked | White | Unknown | | | Panatera, Nicci | --NR-- |
|
43
| 'Needham Yellow' | - | Yellow | - | - | Unknown | - | - | Seaver, Mildred | --NR-- |
|
44
| 'Needle Point' | Small | Med-Green | - | - | Unknown | Near-White | July | Jones, Sam | --NR-- |
|
45
| 'Neelix' | Medium | Dark-Green | - | - | Unknown | - | - | Dupre, Dirk | --NR-- |
|
46
| 'Neptune Blue' | Small | Blue/Green | - | - | Unknown | - | - | Malloy, Alex | --NR-- |
|
47
| 'Neptune's Chariot' | - | Blue/Green | - | - | Hybrid | - | - | Goodenough, Rick | --NR-- |
|
48
| 'Netta Statham' | Medium | Med-Green | Medial | Yellow | Sport | Light-Purple | July | Unknown | --NR-- |
|
49
| 'Neulpureum1' | Small | Dark-Green | - | - | Hybrid | - | - | Korean National Arboretum | --NR-- |
|
50
| 'Nevermore' | | | | | Unknown | Light-Purple | | Moore, Jeff | --NR-- |
|
51
| 'New Day' | Large | Med-Green | Marginal | Yellow | Unknown | - | - | Ruff, Doug | --NR-- |
|
52
| 'New Gold Dream' | Medium | Blue/Green | Marginal | Green | Sport | Med-Lavender | - | Fransen, Marco & Fransen, Joyce | --NR-- |
|
53
| 'New Zealand Nugget' | - | Yellow | - | - | Unknown | - | - | Philips, Hugo | --NR-- |
|
54
| 'Newborn' | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Schwarz, Jim | --NR-- |
|
55
| 'Nezperce' | Medium | Light-Green | - | - | Unknown | - | - | Wade, Van | --NR-- |
|
56
| 'Nickie Sue Axmear' | Giant | Blue/Green | Marginal | Yellow | Unknown | Med-Lavender | July | Axmear, Bob | --NR-- |
|
57
| 'Nicole' | Small | Light-Green | - | - | Unknown | - | - | Unknown | --NR-- |
|
58
| 'Nigel Dark' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
59
| 'Night Skye' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
60
| 'Nikazaki Mizu' | Medium | Med-Green | - | - | Sport | Light-Purple | - | Unknown | --NR-- |
|
61
| 'Nike' | Small | Med-Green | Medial | White | Unknown | - | - | Herold, Roy | --NR-- |
|
62
| 'Nikitude' | Large | Blue/Green | Medial | Yellow | Hybrid | Pale-Lavender | - | Sisson, Kathie | --NR-- |
|
63
| 'Nikkō' | Miniature | - | - | - | Unknown | - | - | Unknown | --NR-- |
|
64
| 'Nikkou' | Small | Med-Green | Marginal | White | Hybrid | Light-Purple | July | Unknown | --NR-- |
|
65
| 'Niko' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July | Unknown | --NR-- |
|
66
| 'Nina Ricci' | Small | Med-Green | - | - | Unknown | - | - | Unknown | --NR-- |
|
67
| 'Nina Smiles' | Medium | Light-Green | - | - | Unknown | - | - | Unknown | --NR-- |
|
68
| 'Nine O'Clock' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
|
69
| 'Niodogawa Sudare' | Medium | Med-Green | | | Nat-Sport | Med-Lavender | August to September | Unknown | --NR-- |
|
70
| 'Nioi-No-Mai' | - | - | - | - | Unknown | Med-Lavender | - | Unknown | --NR-- |
|
71
| 'Nirajunah' | Medium | Yellow | - | - | Unknown | - | - | Wade, Van | --NR-- |
|
72
| 'Nirvana' | Medium | Med-Green | Marginal | Yellow | Unknown | - | - | Unknown | --NR-- |
|
73
| 'Nishi Neko' | Medium | Med-Green | Streaked | White | Unknown | - | - | Unknown | --NR-- |
|
74
| 'Nishiki Akikaze' | Medium | Med-Green | Marginal | White | Sport | Light-Purple | August | Klose, Heinz | --NR-- |
|
75
| 'Nishikigawa' | Small | Med-Green | Marginal | White | Hybrid | Light-Purple | July | Hirose, Yoshimichi | --NR-- |
|
76
| 'No Slug Yellow' | | | | | Unknown | | | Unknown (Listed) | --NR-- |
|
77
| 'No Use Crying' | Large | Blue/Green | - | - | Unknown | Near-White | - | O'Brien, John | --NR-- |
|
78
| 'Noble Nirvana' | - | Med-Green | - | - | Hybrid | - | - | Unknown | --NR-- |
|
79
| 'Noble One' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
80
| 'Nokon-no-Yuki' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
81
| 'Nonsense' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
82
| 'Nooks and Crannies' | Large | Med-Green | - | - | Unknown | Pure-White | July | Sawyer, Rick | --NR-- |
|
83
| 'Nor'easter' | Medium | Med-Green | Medial | White | Nat-Sport | - | - | Sawyer, Rick | --NR-- |
|
84
| 'Norma' | Medium | Med-Green | Marginal | Yellow | Sport | Light-Purple | July into August | Bond, Norma | --NR-- |
|
85
| 'Norma Jeane's Evening Gown' | - | - | - | - | Unknown | - | - | Sneyers, Rob | --NR-- |
|
86
| 'North Atlantic' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
87
| 'North Bay Nugget' | Large | Dark-Green | - | - | Unknown | - | - | Vaillancourt, Caryl | --NR-- |
|
88
| 'North Hills', H. fortunei | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
89
| 'North Star' | Medium | Med-Green | Marginal | White | Unknown | - | - | Unknown | --NR-- |
|
90
| 'Northern Beauty' | Medium | Med-Green | Marginal | White | Unknown | - | - | Unknown | --NR-- |
|
91
| 'Northern Comet' | Large | Blue/Green | Medial | White | Sport | Near-White | June into July | Walters Gardens | --NR-- |
|
92
| 'Northern Halo' (Puckered Form) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Unknown | --NR-- |
|
93
| 'NORTHERN HALO' (Trademark) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Walters Gardens | --NR-- |
|
94
| 'Northern Halo' (Wade #2 Form) | Large | Blue/Green | Marginal | Yellow | Sport | Near-White | June into July | Wade, Van | --NR-- |
|
95
| 'Northern Mist Grey' | Large | Blue/Green | - | - | Sport | Near-White | June | Wade, Van | --NR-- |
|
96
| 'Northern Touch' | Large | Yellow | - | - | Sport | Near-White | July | Unknown | --NR-- |
|
97
| 'Northwest Textures' | Medium | Blue/Green | - | - | Unknown | Near-White | June into July | Draper, Glen | --NR-- |
|
98
| 'Northwind' | Medium | Med-Green | Medial | White | Sport | Pale-Lavender | July into August | Hawes, James | --NR-- |
|
99
| 'Norwalk Thunder' | | | | | Unknown | | | Unknown (Listed) | --NR-- |
|
100
| 'Nothin' but Blue Skies' | Small | Blue/Green | Streaked | Yellow | Unknown | | | Goodenough, Rick | --NR-- |
|
101
| 'Nothing but Sweetness' | Large | Blue/Green | | | Nat-Sport | Near-White | July into August | Fransen, Marco & Fransen, Joyce | --NR-- |
|
102
| 'Nouzang' | Small | Yellow | Streaked | Green | Hybrid | - | - | Van den Top, Jan | --NR-- |
|
103
| 'Nu Star' | - | - | - | - | Unknown | - | - | Unknown | --NR-- |
|
104
| 'Nuked' | Medium | Dark-Green | - | - | Unknown | Pale-Lavender | - | Williams, Glenn | --NR-- |
|
105
| 'Nutty Husband' | Large | Blue/Green | Marginal | White | Sport | Near-White | June into July | Centerton Nursery | --NR-- |
|
106
| 'Nyikos' | Medium | Blue/Green | - | - | Unknown | - | - | Unknown | --NR-- |
|
107
| 'Nymph' | - | - | - | - | Duplicate | - | - | Duplicate Name | --NR-- |
|
108
| 'Rock'n'Roll Heart' | Large | Blue/Green | - | - | Unknown | - | - | Port, Linda | --NR-- |
|