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

Rondeletia microdon DC., Prodr. 4: 408. 1830.

Mapouria microdon (DC.) Brem., Rec. Trav. Bot. Neerl. 31: 286. 1934.

Psychotria pinularis Sessé & Moc., Fl. Mex. ed. 2. 57. 1894.