Geographic location
Nash
53
Schott
49
Clayton
42
Molina
36
Webb
36
Rapa
33
Lamarck
30
Miers
30
Musa
29
Parodi
29
Ruta
29
Perrier
27
Nutt
26
Kerr
25
Waterhouse
25
Gibba
24
Elliott
23
Myers
23
Blanco
22
Greene
21
Sida
20
Giganteus
19
Italica
19
Cornu
18
Forbes
18
Daly
17
Mira
17
Galapagos
16
Haller
16
Wiegand
16
Gand
15
Malus
15
Lefèvre
14
Lowe
14
Sav’
14
Nivea
12
Ortega
12
Ribes
12
Gardner
11
Laxa
11
Blanchard
10
Burch
10
Ewart
10
Georgi
10
Reut
10
Saunders
10
Boa
9
Bory
9
Heywood
9
Saiva
9
more ...