A list of the vascular plants of the Río Mayo, Chihuahua and Sonora, the Río Cuchujaqui, Sonora, parts of surrounding drainages and contiguous southernmost Sonora.

Reference:

Gentry's Rio Mayo Plants. The tropical deciduous forest and environs of northwest Mexico. Revised and edited by Paul S. Martin, David Yetman, Mark Fishbein, Phil Jenkins, Thomas R. Van Devender, and Rebecca K. Wilson. University of Arizona Press 1998. (Order this book from UA Press).