Native Plants

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Pleuropogon oregonus

Pleuropogon oregonus Chase

Oregon Semaphoregrass, Oregon Semaphore Grass

Poaceae (Grass family)

Synonym(s): Lophochlaena oregona

USDA Symbol: PLOR3

USDA Native Status: L48 (N)

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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Fruit Type: Caryopsis
Size Notes: Up to about 3 feet tall.

Bloom Information

Bloom Color: Green , Purple , Brown
Bloom Time: Jun , Jul

Distribution

USA: OR
Native Habitat: Swampy ground, wet meadows and stream banks.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:			OBL							OBL

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 32 - Grasses of Canada, the U.S., and Mexico - North America north of Mexico (all countries, provinces, states, territories) (2019) Open Herbarium (openherbarium.org)
Webref 94 - Oregon semaphore grass (Pleuropogon oregonus) (2021) Oregon Department of Agriculture

Additional resources

USDA: Find Pleuropogon oregonus in USDA Plants
FNA: Find Pleuropogon oregonus in the Flora of North America (if available)
Google: Search Google for Pleuropogon oregonus

Metadata

Record Modified: 2021-05-26
Research By: CBR

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