Contributions to the knowledge of the life history of Pinus with special reference to sporogenesis, the development of the gametophytes and fertilization.
By: By Margaret C. Ferguson...
Series: Proceedings of the Washington academy of sciences -- vol. vi, p. 1-202
Publisher: The Academy
Published: 1904
Place of publication: Washington, D. C
Language: eng
Number of pages: 202
Subjects: Plant embryology; Pine