A digitized systematic classification for ecosystems with an illustrated summary of the natural vegetation of North America
By: David E. Brown, Charles H. Lowe, and Charles P. Pase.
Contributors: Lowe, Charles H.; Pase, C. P., 1926-
Series: General technical report RM -- 73.
Publisher: Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1980
Place of publication: [Fort Collins, Colo.]
Language: eng
Number of pages: 93
Subjects: Vegetation surveys -- North America.; Plant ecology -- North America.; Vegetation surveys -- North America.; Forest ecology -- North America.; Ecology -- North America -- Classification.
Notes: "June 1980."

Bibliography: p. 5-7.