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Pleuropogon hooverianus
Also called North Coast Semaphore Grass
Pleuropogon hooverianus is a rare species of grass known by the common name North Coast semaphoregrass. It is endemic to northern California, where it is known from Mendocino, Marin, and Sonoma Counties. It grows in moist marshy areas and shady redwood forests. It is an erect perennial grass growing to a maximum height between one and 1.6 meters. The inflorescence bears widely spaced narrowly cylindrical spikelets which hang sideways off the stem, resembling semaphore signals. Each spikelet may be up to 4.5 centimeters long and may contain up to 16 flowers.
Annual semaphoregrass · Oregon semaphoregrass · Nodding semaphoregrass · Semaphoregrass
Text excerpted from the Wikipedia article Pleuropogon hooverianus by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
