Monographs Details: Psychotria guadalupensis subsp. grosourdyana (Baill.) Steyerm.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Discussion:

Psychotria pendula Urb. subsp grosourdyana Urb., Symb. Ant. 1: 445. 1900.

Psychotria grosourdyana (Baill.) Urb., Symb. Ant. 4: 596. 1911.

Uragoga grosourdieana Baill., Adansonia 12: 227, 328. 1876-9; Urban, Engl. Bot. Jahrb. 24: 72. 1898.