Monographs Details: Simira cordifolia (Hook.f.) Steyerm.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Discussion:

Sickingia cordifolia Hook. f. in Benth. & Hook., Gen. PI. 2: 34. 1876.

Flexanthera subcordata Rusby, Mem. N. Y. Bot. Gard. 7: 368. f. 6. 1927.