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Characteristic of hill prairies. Also on sandy slopes and thin soil overlying limestone outcrops. Occurs in dry woods in the east.
Pasque flower is one of the more interesting associates, with which it occurs on hill prairies.
ME west to MT, south to AL, CA, and Central and South America.
Perennial grass to 1 m from short rhizomes. Leaf blades 2-7mm wide, scabrous on the margins; sheaths smooth; ligule a band of short hairs. Inflorescence erect; spikes 40-70, often nodding, 8-15, along one side of the inflorescence, falling entire; 3-7 spikelets.
Flowers early June to early October
Wetland Indicator: Upland.
Gleason, Henry A.
and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States
and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Swink, F. and G.
Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois
© Michael Hough 2004