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Keywords from Image Description:
Eragrostis pectinacea var pectinacea as E. diffusa HC. en Eragrostis pectinacea Michx Nees ex Steud var pectinacea tufted lovegrass listed in the manual as Eragrostis diffusa Buckl or earlier HitchcockChase Collection of Grass Drawings courtesy of the Hunt Institute for Botanical Documentation Carnegie Mellon University