Vicia nigricans var. gigantea
PNW
AK
BC
OR
WA
292 specimens from 19 herbaria:
Alaska (13)
British Columbia (36)
Oregon (100)
Washington (143)
86 images from 16 herbaria:
ALA (8)
BLMMD (1)
CIC (1)
HPSU (9)
ID (8)
IDS (2)
LEA (1)
LINF (2)
NOCA (2)
PLU (6)
REED (8)
SRP (3)
UBC (12)
WCW (3)
WTU (9)
WWB (11)