Purple needlegrass (Stipa pulchra, Nassella pulchra) was designated the official state grass of California in 2004.

This article (FREMONTIA A Journal of the California Native Plant Society, 1981) makes the argument that Stipa pulchra (Nassella pulchra) is the best candidate for the restoration of native grasslands. A widespread, native perennial bunchgrass that can live for 150 years, purple needlegrass ranges from the Oregon border into northern Baja California.