Poterium sanguisorba var. polygamum
PNW
BC
ID
MT
OR
WA
153 specimens from 24 herbaria:
British Columbia (25)
Idaho (38)
Montana (18)
Oregon (39)
Washington (33)
116 images from 18 herbaria:
BABY (1)
BBLM (2)
BOIS (1)
CIC (6)
CIC-PYNF (1)
CRMO (1)
HPSU (1)
ID (14)
IDE (9)
IDS (3)
MONT (10)
MONTU (6)
OSC (17)
SOC (7)
SRP (10)
UBC (5)
WTU (21)
WWB (1)