T. R. Van Devender, G. Yanes A. , M. P. MontaƱez A. , H. Silva K.
Mexico, Sonora, Moctezuma Municipio, Rancho Mesa Quemada, 15.3 km (by air) W of Huasabas, 22.8 km (by air) ENE of Moctezuma, E side of the Sierra de la Madera.
29.899444 -109.459167
1279 meters (4195ft)
Tepeguaje woodland.
Lysiloma watsonii
Locally uncommon prostrate vine radiating from root.