Tipos: SINTIPOS. “Banda Oriental-v.s. in herb. meo (Tweedie); in herb. Mus. Paris, Rio Grande (St. Hilaire, 1873; Gaudichaud 1638)”, C. Gaudichaud-Beaupré 1638 (BM 000992076!, P 06789050!), J. H. Saint-Hilaire 1873 (BM 000992077!), J. Tweedie s.n. (BM 000838475!).