Centaurea diffusa
PNW
BC
ID
MT
OR
WA
393 specimens from 34 herbaria:
British Columbia (100)
Idaho (51)
Montana (25)
Oregon (63)
Washington (154)
169 images from 30 herbaria:
BABY (2)
BBLM (1)
BBLM-OWY (2)
CIC (6)
CIC-SHO (1)
COCC (1)
CRMO (6)
HPSU (5)
ID (7)
IDE (13)
IDS (2)
LEA (1)
MONT (15)
MONTU (7)
MORA (1)
NEZ (2)
NOCA (6)
OSC (31)
PLU (6)
PSM (5)
SEF (1)
SOC (1)
SRP (7)
TFBLM (1)
UBC (1)
UWB (1)
WCW (6)
WS (7)
WTU (21)
WWB (3)