Grasses of the Southwest :
plates and descriptions of the grasses of the desert region of western Texas, New Mexico, Arizona, and southern California /
by Geo. Vasey.

APA Citation

Vasey, G., United States. Division of Botany. (18901891). Grasses of the Southwest: plates and descriptions of the grasses of the desert region of western Texas, New Mexico, Arizona, and southern California. Washington D.C.: Government Printing Office.

MLA Citation

Vasey, George, and United States. Division of Botany. Grasses of the Southwest: Plates And Descriptions of the Grasses of the Desert Region of Western Texas, New Mexico, Arizona, And Southern California. Washington D.C.: Government Printing Office, 18901891.