Centaurea diffusa
PNW
BC
ID
MT
OR
WA
405 specimens from 30 herbaria:
British Columbia (121)
Idaho (49)
Montana (33)
Oregon (64)
Washington (138)
118 images from 24 herbaria:
BABY (2)
BBLM (1)
BBLM-OWY (2)
CIC (6)
CIC-SHO (1)
CRMO (6)
HPSU (2)
ID (6)
IDE (13)
IDS (2)
LEA (1)
MONT (15)
MONTU (5)
NOCA (6)
PLU (6)
PNNL (1)
PSM (5)
SOC (1)
SRP (7)
UBC (2)
UWB (1)
WCW (6)
WTU (18)
WWB (3)