Boechera repanda, trail to The Needles, Tulare County, 3 Jul 2008.
In dry meadows at north end of Saddlebag Lake, Sierra Nevada, Mono County, California, elev. 10,120 feet (3085 m).
This slender bunchgrass is rendered inconspicuous most of the time because it mixes with and hides among other more prominent grass species. The inflorescence is mostly a spicate panicle with some lower branches widely diverging.
For a species diagnosis, see https://www.flickr.com/photos/plant_diversity/sets/72157711968576257/