Panicum villosissimum var. scoparioides (Ashe) Fernald

Panicum villosissimum var. scoparioides (Ashe) Fernald is a synonym sensu Thomas, 2015 of:

Dichanthelium portoricense (Desvaux ex Hamilton) B.F. Hansen & Wunderlin, an accepted species name sensu Soreng et al., 2000+.