Columbia Rosette Grass
Dichanthelium columbianum (Scribner) Freckmann
Columbia Rosette Grass: https://marylandbiodiversity.com/species/17285
Synonyms
Dichanthelium acuminatum ssp. columbianum  Panicum acuminatum var. columbianum  Panicum columbianum 
Tags

Source: Wikipedia

Wikipedia content unavailable for this taxon.