Physocarpus capitatus
PNW
AK
BC
ID
OR
WA
502 specimens from 25 herbaria:
Alaska (12)
British Columbia (55)
Idaho (88)
Oregon (199)
Washington (148)
276 images from 19 herbaria:
ALA (5)
BOIS (1)
CIC (1)
EVE (2)
HJAEFB (1)
HPSU (18)
ID (62)
LEA (2)
NOCA (3)
PLU (9)
PSM (7)
REED (2)
SOC (16)
SRP (28)
UBC (13)
UWB (4)
WCW (2)
WTU (83)
WWB (17)