Polylychnis radicans (Nees) Wassh., comb. nov., sec. D.C. Wasshausen & al. 2005
- ≡Stemonacanthus radicans Nees in A. DC., Prodr. 11: 207. 1847
- ≡Ruellia radicans (Nees) Lindau in Engl. & Prantl, Nat. Pflanzenfam. 4: 311. 1895
- Holotype: Ro. Schomburgk 97.S
- =Polylychnis essequibensis Bremek. in Bull. Torrey Bot. Club 75: 667. 1948
