Geographic variation in central Oregon ponderosa pine (Pinus ponderosa Laws.)
Subtitle: seed germination; seed, wing, and cone morphology; seed color
By: by John C. Weber.
Published: 1988
Language: eng
Number of pages: 263
Subjects: Ponderosa pine -- Oregon -- Genetics.
Notes: Typescript (photocopy).

Mounted Photographs.

Thesis (Ph. D.)--Oregon State University, 1989.

Includes bibliographical references.

Also issued online.