Bistorta
1467
979 observations12 genera
Chorizanthe
60
60 observations
Eriogonum
1565
1436 observations
Fagopyrum
6620
5344 observations
Fallopia
3110
2214 observations
Koenigia
333
234 observations
Oxyria
467
301 observations
Persicaria
22347
16675 observations
Polygonum
6304
4771 observations
Reynoutria
14904
11796 observations
Rheum
656
537 observations
Rumex
50247
38863 observations