Panicum heterophyllum var. thinium (Hitchcock & Chase) F.T. Hubbard

Panicum heterophyllum var. thinium (Hitchcock & Chase) F.T. Hubbard 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+.