Spiraea ×pyramidata
PNW
BC
ID
MT
OR
WA
280 specimens from 23 herbaria:
British Columbia (41)
Idaho (72)
Montana (15)
Oregon (24)
Washington (128)
113 images from 21 herbaria:
BBLM (1)
BOIS (5)
CIC (2)
CIC-PYNF (1)
EWU (2)
HPSU (1)
ID (26)
IDS (2)
MONT (4)
MONTU (6)
NOCA (5)
OSC (12)
PLU (3)
REED (2)
SOC (1)
SRP (11)
UBC (3)
WCW (1)
WS (11)
WTU (11)
WWB (3)