Marah oregana
PNW
BC
ID
OR
WA
414 specimens from 24 herbaria:
British Columbia (16)
Idaho (4)
Oregon (250)
Washington (144)
188 images from 20 herbaria:
BLMMD (2)
CIC (2)
EVE (1)
EWU (1)
HJAEFB (1)
HPSU (21)
ID (7)
IDS (3)
LINF (44)
NOCA (1)
PLU (11)
PSM (8)
REED (5)
SOC (24)
SRP (7)
UBC (2)
UWB (1)
WCW (14)
WTU (26)
WWB (7)