key to the families of Washington plants
By: Theodore C. Frye and Ella C. Engstrom.
Contributors: Engstrom, Ella C.
Publisher: University of Washington
Published: 1908
Place of publication: [Seattle]
Language: eng
Number of pages: 19
Subjects: Botany -- Washington (State) -- Classification
Other titles: Key to the families of ferns and flowering plants of Washington.
Notes: Title from cover.

Caption title: A key to the families of ferns and flowering plants of Washington.