Tsuga mertensiana
PNW
AK
BC
ID
MT
OR
WA
451 specimens from 28 herbaria:
Alaska (18)
British Columbia (77)
Idaho (59)
Montana (16)
Oregon (123)
Washington (157)
185 images from 23 herbaria:
CIC (1)
COCC (1)
EWU (6)
HJAEF (1)
ID (90)
IDS (3)
LEA (1)
MONT (3)
MONTU (5)
MORA (1)
NOCA (12)
OSC (2)
PLU (11)
PSM (4)
REED (1)
SOC (9)
SRP (5)
UAAH (1)
UBC (1)
WCW (4)
WS (4)
WTU (15)
WWB (4)