Monographs Details: Psychotria guadalupensis subsp. venezuelia Steyerm.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Description:Latin Diagnosis - A subsp guadalupensis et subsp grosourdyana calyce hypanthioque breviore atque inflorescentia longiore recedit, calyce hypanthioque 1.5-1.6 mm longo glabro, calyce 0.7-0.8 mm longo, lobis late triangulari-lanceolatis acutis 0.2-0.4 mm longis 0.4-0.5 mm latis apice marginibusque minute sparse ciliolatis ceterum glabris; inflorescentia pedunculata, pedunculo 1.5-3 cm longo glabro; inflorescentia 2-3.5 cm longa 2-7 cm lata, axibus tribus principalibus 8-20 mm longis glabris; corolla sub anthesi 4.5 mm longa, extus glabra, tubo 3 mm longo, lobis 1.5 mm longis.

Discussion:The Venezuelan material differs from the West Indian specimens of subsp grosourdyana and subsp guadalupensis in the shorter calyces and hypanthia as well as longer inflorescences.