Monographs Details: Palicourea petiolaris Kunth
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.

Psychotria petiolaris Spreng., Syst. Veg. 1: 745. 1825.

This species is sometimes confused with Psychotria berteriana. In the latter the fruits or flowers are subtended by three small bracts which are absent in Palicourea petiolaris.