Mentha
×
piperita
PNW
BC
ID
OR
WA
206 specimens from 20 herbaria:
British Columbia (9)
Idaho (8)
Oregon (94)
Washington (95)
112 images from 15 herbaria:
BLMVL (1)
HPSU (1)
ID (8)
IDS (3)
NOCA (4)
OSC (47)
PLU (2)
REED (1)
SOC (4)
SRP (6)
UAAH (2)
WCW (3)
WS (1)
WTU (16)
WWB (13)