Bigelow's Spike Moss
Family: Selaginellaceae (SPIKE-MOSS).
Other common names: spike moss, bushy spikemoss, moss fern.
Generic common name: SPIKE MOSS.
Circle X Ranch: Mishe Mokwa Trail, chaparral, March 2007.
The spike mosses are vascular plants (unlike the true mosses) and are sometimes referred to as "Fern Allies".