Isoetes tenella
PNW
AK
BC
ID
MT
OR
WA
YK
263 specimens from 21 herbaria:
Alaska (60)
British Columbia (82)
Idaho (18)
Montana (11)
Oregon (31)
Washington (57)
Yukon Territory (4)
117 images from 16 herbaria:
ALA (35)
CIC (3)
HJAEF (1)
HPSU (2)
ID (5)
IDS (3)
MONT (1)
MONTU (7)
NOCA (1)
REED (3)
SOC (1)
SRP (2)
UAAH (1)
UBC (6)
WTU (31)
WWB (15)