Papaver
somniferum
PNW
BC
MT
OR
WA
41 specimens from 10 herbaria:
British Columbia (9)
Montana (1)
Oregon (5)
Washington (26)
14 images from 6 herbaria:
MONTU (1)
OSC (3)
PSM (4)
SAJH (1)
UBC (2)
WTU (3)