Aquatic plants of the Pacific Northwest
By: with vegetaive keys [by] Albert N. Steward, La Rea J. Dennis [and] Helen M. Gilkey.
Edition: 2d ed.
Series: Oregon State monographs -- no. 11
Publisher: Oregon State University Press
Published: 1963
Place of publication: Corvallis
Language: eng
Number of pages: 261
Subjects: Freshwater plants -- Northwest, Pacific
Notes: Bibliography: p. 245-246.