Publication: Botanical Gazette 6(10): 271. 1881.
Origin: Native
Herbarium search: CPNWH
Notes: FNA24: "Calamagrostis howellii grows on dry rocky slopes, banks, ledges, and in cliff crevices, sometimes on basalt, from 100-500m. It grows only in the Columbia River Gorge of Washington and Oregon."
Last updated 11/29/2023 by David Giblin.