Monographs Details: Pagamea hirsuta Spruce ex Benth.
Authority: Maguire, Bassett. 1965. The Botany of the Guayana Highland. Mem. New York Bot. Gard. 12 (3): 1-285.
Family:Rubiaceae
Description:Distribution and Ecology - Distribution. Shrub or small tree in openings, sandy ground, and savannas followino- drainage of Rio Negro and Rio Guainia, Amazonas, Venezuela, and southeastern Colombia in drainage of Rio Japura and Rio Vaupes. COLOMBIA. Territorio Caqueta: Rio Japura, mantis cupati superiore, A. Ducke 12288 (US). Vaupes: base of Cerro Isibukuri, Rio Kananari, lat. 0° 15' N, long. 70° 35' W, Schultes ds Cabrera 15075 (US) ; bush, caatinga, Rio Negro, vicinity of Piedra de Cocui Schultes dc Cabrera 9518. VENEZUELA. Amazonas: San Carlos on Rio Negro, Spruce 3137 (holotype) ; en las malezas y en los claros en la selva de Maroa, Rio Guainia, at alt. 127 m, Williams 14265; en el bosque, Santa Cruz, margen del Rio Atabapo, cerca de la desembocadura del Rio Atacavi, Foldats 3811; Yavita, at alt. 128 m, Williams 13920; scrub savanna 10 k m north of Maroa, at alt. 130 m, 3Iaguire, Wurdeick ds Keith 41753; white sand in scrub savanna at Yavita, Rio Atabapo, at alt. 130 m, 3Iaguire 29308.

Distribution:Colombia South America| Venezuela South America|