Oxytropis nigrescens
PNW
AK
BC
YK
513 specimens from 14 herbaria:
Alaska (393)
British Columbia (62)
Yukon Territory (58)
381 images from 10 herbaria:
ALA (316)
BABY (1)
ID (5)
IDS (1)
PSM (1)
SRP (2)
UAAH (34)
UBC (14)
WCW (2)
WWB (5)