Dichanthelium oligosanthes (common names: Heller’s rosette grass, fewanther obscuregrass, few-flowered panicgrass) is a frost tolerant perennial wild grass species found primarily in the contiguous United States with specimens also reported in British Columbia and Alberta in Canada, as well as south of the Rio Grande in northern Mexico. It is found most frequently in partially shaded glens within woods, recently cut forests, and grassy banks. The species is prim