Apocynum ×floribundum
PNW
BC
ID
MT
OR
WA
140 specimens from 14 herbaria:
British Columbia (18)
Idaho (45)
Montana (7)
Oregon (32)
Washington (38)
67 images from 11 herbaria:
CIC (6)
COCC (1)
CRMO (1)
ID (13)
IDS (2)
MONTU (6)
NOCA (4)
OSC (12)
SRP (10)
UBC (5)
WTU (7)