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Oklahoma State Grass:
Indian grass - Sorghastrum nutans. Wichita Mountains National
Wildlife Refuge, Comanche County, Oklahoma - photo © amy_b on Flickr -
use permitted with attribution / no derivative works
Indian Grass
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Oklahoma designated Indiangrass (Sorghastrum nutans) as the official state grass in 1972.
Indian grass - photo © Ed Luschei (pawpaw67) on Flickr -
noncommercial use permitted with attribution / share alike
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