Found in meadow. Sierra nevada mountains. ~3700 ft elevation.
Nearing anthesis, perennial bunchgrass; many plants widespread in serpentine prairie. "Leaf sheaths strongly scabrous; ligules scabrous; habitat open pine forests, coastal scrub and coastal and Central Valley grasslands, in well-drained or heavier soils, mainly in the California Floristic Province, but extending northwards in the Pacific North West and southeast into the Mojave Desert" .......Poa secunda subsp. secunda var. scabrella (Thurb.) Soreng, Pine Bluegrass (Field Guide to the Grasses of Oregon and Washington, October 6, 2019)
On serpentine.