Bristlecone pine
Subtitle: its phenology, cone maturity, and seed production in the San Francisco Peaks, Arizona
By: Gilbert H. Schubert and W.J. Rietveld.
Contributors: Rietveld, W. J.; Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Series: Research note RM -- 180.
Publisher: Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1970
Place of publication: Fort Collins, Colo
Language: eng
Subjects: Great Basin bristlecone pine -- Seeds -- Viability -- Arizona; Rocky Mountain bristlecone pine -- Seeds -- Viability -- Arizona; Great Basin bristlecone pine -- Phenology; Rocky Mountain bristlecone pine -- Phenology; Pine cones -- Arizona
Notes: Caption title.

Includes bibliographical references (p. 7).