Solanum nigrescens M. Martens & Galeotti in Bull. Acad. Roy. Sci. Bruxelles 12(1): 134. 1845 sec. Martínez & al. 2017
- =Solanum interius Rydb. in Bull. Torrey Bot. Club 31(12): 641-642. 1905 ["1904"] syn. sec. ???
- =Solanum zahlbruckneri Bitter in Repert. Spec. Nov. Regni Veg. 11: 203. 1912 syn. sec. Brako, L. & Zarucchi, J. L. (Eds.) 1993
- =Solanum oligospermum Bitter in Repert. Spec. Nov. Regni Veg. 12: 80. 1913 syn. sec. The Plant List 2013