Plant genera
1 067 genera. In the registries, a single genus may be divided into subspecies and groups: maize, for example, is listed under six different species entries. The genus groups them together.
Larkspur
Delphinium
9 species
155
Peace lily
Spathiphyllum
5 species
154
Bouvardia
7 species
145
Fittonia
2 species
139
Buckwheat
Fagopyrum
3 species
137
Sutera
4 species
135
Lentil
Lens
4 species
135
Butterfly bush
Buddleja
14 species
135
Baby's breath
Gypsophila
8 species
131
Vanda
5 species
130
Cape primrose
Streptocarpus
3 species
129
Twinspur
Diascia
9 species
129
Christmas cactus
Schlumbergera
3 species
125
Daffodil
Narcissus
12 species
125
Festulolium
6 species
123
Primrose
Primula
21 species
120
Hosta
11 species
119
Lily of the Nile
Agapanthus
16 species
119
Snapdragon
Antirrhinum
6 species
116
Panicgrass
Panicum
13 species
115
Beggarticks
Bidens
14 species
115
Aster
Symphyotrichum
8 species
114
Trefoil
Lotus
12 species
112
Lantana
3 species
112
Tickseed
Coreopsis
16 species
112
Hyacinth
Hyacinthus
2 species
110
Sea holly
Eryngium
10 species
108
Geranium
41 species
107
Echeveria
66 species
105
Brome
Bromus
26 species
104
Holly
Ilex
29 species
103
Chinese evergreen
Aglaonema
18 species
100
Dendrobium
3 species
97
Astilbe
8 species
96
Morning glory
Ipomoea
18 species
94
Coneflower
Rudbeckia
10 species
91
Peperomia
34 species
91
Lophospermum
6 species
90
Daylily
Hemerocallis
3 species
90
Peony
Paeonia
15 species
89
Gentian
Gentiana
19 species
89
Vriesea
7 species
88
Barberry
Berberis
20 species
88
Silvergrass
Miscanthus
8 species
87
Thuja
4 species
86
Dracaena
11 species
86
Turmeric
Curcuma
9 species
86
Dill
Anethum
2 species
86
Evening primrose
Oenothera
16 species
83
Angelonia
2 species
83
Safflower
Carthamus
6 species
82
False flax
Camelina
2 species
82
Skimmia
3 species
81
Grape hyacinth
Muscari
6 species
81
Dogwood
Cornus
23 species
80
Locust
Robinia
6 species
79
Fan-flower
Scaevola
9 species
76
Beardtongue
Penstemon
14 species
76
Sea-buckthorn
Hippophae
2 species
76
Honeysuckle
Lonicera
22 species
74