Monographs Details: Calyptranthes spruceana O.Berg
Authority: Maguire, Bassett & Wurdack, John J. 1958. The botany of the Guayana Highland--Part III. Mem. New York Bot. Gard. 10: 1-156.

For description see Berg, I.e. Known only from the type-collection, Spruce 1551, found near the junction of the Rio Negro with the Rio Solimoes.

Marlierea Camb. in St.-Hil. Fl. Bras. Merid. 2: 373 (folio ed. 269). pl. 156. 1829.