Clematis columbiana var. columbiana
PNW
BC
ID
MT
132 specimens from 19 herbaria:
British Columbia (4)
Idaho (60)
Montana (68)
76 images from 13 herbaria:
BBLM (1)
BOIS (2)
CIC-PYNF (1)
ID (34)
IDS (2)
MONT (13)
MONTU (5)
RM (2)
SBLM (1)
SRP (5)
USFS (4)
WCW (3)
WWB (3)