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Common name:
Arrowfeather threeawn
Scientific name: Aristida purpurascens
Common name: Arrowfeather threeawn
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 1: 182.
The copyright of this image has expired. This applies to those countries with a copyright term of life of the author plus 70 years (United States, Canada, the European Union etc.). Permission is granted to copy, distribute and/or modify this line-drawing for any purpose.
Common name: Arrowfeather threeawn
Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. Washington, DC. - Non-Copyrighted Image
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