Monographs Details: Psychotria imthurniana Oliv.
Authority: Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.

Psychotria auyantepuiensis Standley ex Gleason & Killip, Brittonia 3: 193. 1939.

Type. Upper slope and ledge of Mount Roraima, Venezuela, alt 2100 m, im Thurn 163.

Comparison of the description and photo of the type of P imthumiana from Kew with P. auyantepuiensis shows that they are conspecific.