Catalogue no.:	V-1214644
Taxon:	Bistorta suffulta subsp. pergracilis (Hemsl.) Soják
Label:	Polygonum pergracile
Family:	Polygonaceae
Collector:	Harry Smith
Collector no.:	3772
Date:	1922 07 23
Country:	China
Province:	Sichuan
Locality:	Prov. Sze-ch'uan, reg. bor.: Dongrergo, tämligen fuktiga mai nedanför Huang-lung-ssü