Monographs Details: Ferdinandusa hirsuta Standl.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Description:Distribution and Ecology - Distribution. Known only from the type collection.

Discussion:Type. In dense forest, Manaos, Amazonas, Brazil, alt 25 m, 17 Oct 1929, E. P. Killip & A. C. Smith 30159 (holotype F).