Cenchrus pauciflorus var. longispinus (Hackel) Jansen & Wachter

Cenchrus pauciflorus var. longispinus (Hackel) Jansen & Wachter is a synonym sensu Soreng et al., 2000+ of:

Cenchrus longispinus (Hackel) Fernald, an accepted species name sensu FNA Ed. Comm., 2003b.