Melissa officinalis
PNW
BC
ID
MT
OR
WA
108 specimens from 15 herbaria:
British Columbia (4)
Idaho (7)
Montana (1)
Oregon (70)
Washington (26)
36 images from 10 herbaria:
HPSU (10)
ID (11)
MONT (1)
NOCA (3)
PSM (1)
REED (1)
SOC (3)
SRP (2)
WCW (1)
WTU (3)