The agricultural grasses and forage plants of the United States; and such foreign kinds as have been introduced. By Dr. Geo. Vasey; with an appendix on the chemical composition of grasses, by Clifford Richardson.
United States. Division of Botany.
Govt. print. off.,
A new, rev. and enl. ed.
At head of title: U.S. Department of agriculture. Botanica division. Special Bulletin.
SB197 .V33 1889
United States. Dept. of agriculture. Report no. 32, rev
United States. Dept. of agriculture. Report no. 32, rev.