Hitchcock, A. S. 1924: The North American species of Aristida. – Contr. U.S. Natl. Herb. 22: 517-586

Title	The North American species of Aristida
Authorship	Hitchcock, A. S.
Date published	1924
Volume	22
In journal	Contr. U.S. Natl. Herb.
Pages	517-586