Monographs Details: Isertia haenkeana var. mirandensis Steyerm.
Authority: Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.
Family:Rubiaceae
Description:Species Description - A var haenkeana eorollae tubo hirsuto pilis patentibus elongatis acicularibus 0.5-0.8 mm longis munito; stipulis 20-30 mm longis; calyce hypanthioque glabro vel parce breviter pubescenti pilis subadpressis munito.

Distribution and Ecology - VENEZUELA. Miranda: Parque Nacional de Guatopo, rich moist forested slopes along quebrada, 27 mi (43 km) NNW of Altagracia de Orituco, 26 mi (41.5 km) SE of Santa Teresa, alt 500 m, 11 Sep 1960, common tree 4-7 m tall, leaves firmly membranous, deep green above, paler below, rachis and branches of inflorescence coral-red, calyx rose-coral red; corolla sulfur yellow with orange at tip and base, Julian A. Steyermark 87079 (holotype VEN) ; Parque Nacional de Guatopo, Fila de Culebra (Montbrun), 17.5 km from Rancheria Mi Querencia, 6.5 km from Los Alpes, between Santa Teresa and Altagracia de Orituco, alt 650 m, 28 Nov 1961, Steyermark 90138; a lo largo de la carretera, Santa Teresa-Altagracia, Aristeguieta 2775; selva de Guatopo, Aristeguieta 3195; 20 km SE of Santa Teresa, Little 16115. Distrito Federal: Cerro Naiguata, laderas pen-dientes que miran al norte, entre Las Delicias y La Toma de Quebrada de Mata de Platano, alt 1000 m, 9 Oct 1966, Steyermark 97527.