Polemonium caeruleum
PNW
AK
BC
ID
MT
OR
WA
318 specimens from 17 herbaria:
Alaska (112)
British Columbia (167)
Idaho (6)
Montana (4)
Oregon (3)
Washington (1)
67 images from 14 herbaria:
BABY (1)
EWU (5)
ID (6)
IDS (1)
LEA (2)
MONT (3)
PSM (1)
SOC (2)
SRP (1)
UAAH (5)
UBC (3)
WCW (2)
WTU (31)
WWB (4)