Variation and hybridization in Ponderosa and Jeffrey pines.
Series: University of California publications in botany,; v. 34, no. 2; University of California publications in botany ;; v. 34, no. 2.
Publisher: University of California Press
Published: 1962
Place of publication: Berkeley
Language: eng
Number of pages: 165
Subjects: Yellow pines.; Jeffrey pine.
Notes: Bibliography: p. 165.