Geographic location
Degen
5
Fryxell
5
Goldie
Greene
5
Italica
Molina
5
Nutt
5
Reut
5
Rugosa
5
Schott
5
Heine
4
Recta
4
Sida
4
Bonnier
3
Bray
3
Buckley
3
Elliott
3
Georgi
3
Heywood
3
Malus
3
Nash
3
Parodi
3
Rotunda
3
Sav’
3
Stella
3
Stent
3
Augusta
2
Benedict
2
Blanco
2
Bolle
2
Buchan
2
Burch
2
Ferris
2
Fries
2
Gardner
2
Gibba
2
Giganteus
2
Hagen
2
Heer
2
Hooker
2
Howell
2
Lamarck
2
Miers
2
Morton
2
Nivea
2
Nobile
2
Ortega
2
Ribes
2
Rudolph
2
Ruta
2
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