Cassiope tetragona
PNW
AK
BC
ID
MT
WA
449 specimens from 15 herbaria:
Alaska (88)
British Columbia (258)
Idaho (2)
Montana (31)
Washington (29)
67 images from 12 herbaria:
ID (8)
IDS (1)
MONT (5)
MONTU (20)
NOCA (4)
PSM (1)
UAAH (13)
UBC (3)
WCW (1)
WS (3)
WTU (3)
WWB (5)