Monographs Details: Chorisepalum psychotrioides var. psychotrioides
Authority: Maguire, Bassett. 1978. The botany of the Guayana Highland--part XI. Mem. New York Bot. Gard. 32: 1-391.
Family:Gentianaceae
Description:Distribution and Ecology - Distribution. VENEZUELA. Estado Bolivar: arbusto de flores verdosas, en sabanas, Kavanayen, 30 May 1946, Lasser 1918 (NY, VEN); tree 8 m high, mixed montane forest at lower altitudes, 1000 m alt, 7 Feb 1952, Ilu-tepui, Maguire 33212 (NY); tree 5 m high, woodland below Mesa Ridge and upper escarpment, 4300 ft, Ilu-tepuí, 11 Mar 1952, Maguire 33360 (NY); shrub 2-3 m high, fruiting, infrequent in woodland, southwest slope forest, 1500-2000 m alt, Ptari-tepui, 17 Dec 1952, Maguire & Wurdack 33910 (NY, F, VEN). GUYANA. Pakaraima Plateau: virgate shrub 2-3 m high, fruit only, infrequent in wet shady forest, Merume Mts, 1140 m alt, 2 Jul 1960, Tillett, Boyan & Tillett 43968 (NY, K); low bushy shrub to 1 m, medium high forest, SE ridge of Merume Mts, 1140 m, 6 Jul I960, Tillett, Boyan & Tillett 44829 (NY, K, US, VEN); virgate shrub to 3 m, dense scrub and low forest, shoulder, east flank Mt. Ayanganna, 1418 m alt, 12 Aug 1960, Tillett, Boyan & Tillett 45108 (NY, US, VEN).

Discussion:3a. Chorisepalum psychotrioides Ewan var psychotrioides Fig 68X-Z, 70. Type. Forested quebrada near Rondon Camp, Mt. Roraima, 2000 m alt, Estado Bolivar, Venezuela, 25 Sep 1944, Julian A. Steyermark 58668 (holotype F).
Distribution:Venezuela South America| Guyana South America|