Trifolium oliganthum
PNW
BC
OR
WA
203 specimens from 16 herbaria:
British Columbia (74)
Oregon (42)
Washington (87)
64 images from 13 herbaria:
COCC (1)
EWU (1)
HPSU (3)
ID (4)
NOCA (2)
OSC (15)
SAJH (1)
SOC (1)
SRP (1)
UBC (9)
WS (2)
WTU (11)
WWB (13)