Cassiope tetragona
PNW
AK
BC
ID
MT
WA
YK
756 specimens from 19 herbaria:
Alaska (342)
British Columbia (261)
Idaho (1)
Montana (35)
Washington (25)
Yukon Territory (92)
341 images from 13 herbaria:
ALA (284)
ID (8)
IDS (1)
MONT (5)
MONTU (16)
NOCA (4)
PSM (1)
UAAH (11)
UBC (3)
WCW (1)
WSTC (1)
WTU (1)
WWB (5)