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Genus	Species
Acanthoscyphus	1
Afrobrunnichia	1
Antenoron	0
Antigonon	4
Aristocapsa	1
Atraphaxis	59
Bactria	1
Bistorta	19
Brunnichia	1
Caelestium	1
Calligonum	40
Centrostegia	1
Chorizanthe	34
Coccoloba	62
Dedeckera	1
Dodecahema	1
Duma	3
Eriogonum	129
Eskemukerjea	1
Fagopyrum	38
Fallopia	9
Gilmania	1
Goodmania	1
Gymnopodium	2
Harfordia	1
Hollisteria	1
Johanneshowellia	2
Knorringia	1
Koenigia	38
Lastarriaea	2
Leptogonum	2
Magoniella	2
Mucronea	2
Muehlenbeckia	24
Nemacaulis	1
Neomillspaughia	1
Oxygonum	9
Oxyria	2
Oxytheca	3
Parogonum	2
Persicaria	86
Pleuropterus	0
Podopterus	2
Polygonella	0
Polygonum	139
Pteropyrum	7
Pterostegia	1
Pteroxygonum	2
Reynoutria	5
Rheum	58
Rubrivena	0
Rumex	124
Ruprechtia	30
Salta	1
Sidotheca	3
Stenogonum	1
Symmeria	1
Systenotheca	1
Triplaris	14