Salix drummondiana Barratt ex Hook. × Salix scouleriana Barratt ex Hook.
Annotated by Robert D. Dorn, 1993.
Montana: Broadwater County: ca 20 mi E of Townsend.
Open Douglas fir forest and creek bottom. Phenology: Flowering and Fruiting.
W. E. Booth 56345, May 30, 1956
RM, Accession: 252776