Populus deltoides W. Bartr. ex Marshall var. wislizeni (S. Watson) Dorn
[= Populus deltoides ssp. wislizeni]

Montana: Carbon County: Ridge 2.5 mi SW of Fromberg and 3/4 mi W of U.S. Highway 310. Elev. 3775 ft.
45.3559° N, 108.9352° W; uncertainty 1 mi.; T5S R23E S31
Uncertainty: 1609 meters.
Along irrigation ditch with Equisetum arvense, Iva axillaris, and Alopecurus arundinaceus. Phenology: Buds.

Erwin F. Evert 30774, Jun 4, 1996
RM, Accession: 788232