EcoFlora - Anthoxanthum odoratum

Anthoxanthum odoratum L.
Family: Poaceae Large Sweet Vernal Grass, more...sweet vernalgrass [Anthoxanthum odoratum var. altissimum Eaton, more] Paul Rothrock	Gleason & Cronquist Indiana Flora Resources Vascular plants of NE US and adjacent Canada Tufted perennial 3-7 dm; lvs mostly near the base, 2-5 mm wide, the upper much shorter; ligules (1-)2-3 mm; panicle spike-like, long-exsert, 3-9 cm; glumes scabrous on the keel to villous throughout, the first 4 mm, the second 7-9 mm; sterile lemmas 3-3.5 mm, golden-silky, the awn of the second about equaling the second glume; fertile lemma suborbicular, 2 mm; 2n=10, 20. Native of Europe, intr. in lawns, meadows, roadsides, and waste places from Nf. to Ga., w. to Mich., Ill., and La. Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp. ©The New York Botanical Garden. All rights reserved. Used by permission. From Flora of Indiana (1940) by Charles C. Deam While this grass has been reported from all parts of the eastern United States, in Indiana it has been reported from only 2 counties in addition to those shown on the map. Found along railroads and in pastures, waste places, and meadows. ...... Indiana Coefficient of Conservatism: C = null, non-native Wetland Indicator Status: FACU Diagnostic Traits: Fragrant grass; panicle spike-like; glumes very unequal in length, with lateral nerves prominent beyond the middle; 3 florets per spikelet, lower florets male, awned.
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