Region upper Demerara Berbice, Mabura Hill, 230 km. sud de Georgetown, Demerara Timbers Ltd. forest concession, Black Water Creek, près de la pompe d'alimentation en eau
Kaieteur Plateau : Infrequent epiphyte at upper margins of deep crevices at edge of escarpment near Johnson's View. Vicinity of Kaieteur Falls and along western rim of Potaro Gorge