Astragalus tetrapterus, a new poisonous plant of Utah and Nevada
By: by C. Dwight Marsh and A.B. Clawson
Contributors: Clawson, A. B.
Series: Department circular / United States Department of Agriculture -- 81; Department circular (United States. Dept. of Agriculture) -- 81.
Publisher: U.S. Dept. of Agriculture
Published: 1920
Place of publication: Washington, D.C
Language: eng
Subjects: Astragalus (Plants); Poisonous plants
Notes: Caption title.

"Contribution from the Bureau of Animal Industry."

Bibliography: p. 7.