With ubiquitous cheatgrass in the background.
I believe it is young shoots of this plant:
Plant with spreading stems, and whitish, bell-shaped flowers
Roadside 18, Ward County, Texas.
Collected with Elizabeth Rosenauer (before Elizabeth became my wife!)
Low plants, tucked beneath rocks.
Photo by Michael Voeltz: "No flowering part to help identify.... Seems common but not abundant...." Identification by UC Riverside botanists Andrew Sanders: "P. distans? — can’t see enough to be sure, but that’s my best guess."