Cheilanthes tomentosa

This is a plant that is frequently confused with Cheilanthes eatonii, from which it differs in that the scales on the rachis and abaxial surfaces of the pinnae are narrow and hairlike rather than broader and more or less ovate.

Adaxial view of a pinna in the Chisos Mts., 12/31/04.

Abaxial view of a pinna in the Chisos Mts., 12/31/04.