Monographs Details: Palicourea virens (Poepp. & Endl.) Standl.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Discussion:

Psychotria virens Poepp. & Endl., Nov. Gen. & Sp. 3: 33. 1843, not Hiern in Oliver, 1877.

M.-Argoviensis describes the midrib of the lower leaf surface puberulent, but in the Vogel specimen it is glabrous.