Verbatim text: Hitchcock, C.L., A. Cronquist, and M. Ownbey. 1969. Vascular Plants of the Pacific Northwest, Vol. 1: Vascular Cryptogams, Gymnosperms, and Monocotyledons. University of Washington Press, Seattle, Washington, U.S.A. 914 pp.
Author: Hitchcock, C.L., Cronquist, A., Ownbey, M.
Year: 1969
Title: Vascular Plants of the Pacific Northwest, Vol. 1: Vascular Cryptogams, Gymnosperms, and Monocotyledons
Publisher: University of Washington Press
Volume: 1
Pages: 914