Solanum formonense O.E. Schulz ex O. Schmidt var. grandifolium O.E. Schulz ex O. Schmidt, Repert. Spec. Nov. Regni Veg. 32: 92. 1933

Type: Haiti. Massif de la Hotte, western group, Torbec, M. Formon, 1700 m, 30 Dec 1926, E.L. Ekman H.7461 (lectotype, S, designated here).