Pellaea truncata  Spiny Cliffbrake
XEROPHYTIC FERN.  Leaves triangular, tripinnate, bluish or grayish green, smooth above and below, with oval, spine-tipped leaflets.  Fertile leaves (shown above) have the leaflets curled under at the edges.  Sterile leaves have flatter, broader leaflets.  Stems dark brown, purple, or black (light gray on old leaves).  Large plants may look shrubby, as in the photo.  In the Empires, common among granite outcrops.
FAMILY:  Pteridaceae (True Ferns)