Oenothera flava
PNW
ID
MT
OR
WA
106 specimens from 18 herbaria:
Idaho (46)
Montana (47)
Oregon (9)
Washington (4)
69 images from 14 herbaria:
BBLM (1)
CIC (5)
CIC-SHO (1)
CRMO (1)
ID (3)
IDE (1)
IDS (10)
MONT (20)
MONTU (12)
RM (3)
SBLM (1)
SRP (9)
UBC (1)
USFS (1)