Alnus serrulata (Aiton) Willd.
Remarks: [Species on label is spelled as "serriulata".]

Washington: Walla Walla County: Whitman National Historical Park. Elev. 620 ft.
In stream area. Phenology: Buds.

Lisa J. Halstead 21, Apr 19, 1985
WCW, Accession: 14569