The gametophytes and embryo of Pseudotsuga Douglasii
By: by Anstruther A. Lawson
Published: 1909
Language: eng
Number of pages: 180
Subjects: Douglas fir
Notes: Reprint of Annals of Botany, v. 23, p. 164-180. pls. 1909.

Includes bibliographical referencse (p. 178-179).