Distribution : Du Maranhão au Guyana, locale et rare: Maranhão, Pará (Puruí, Castanhal, Santarém), Amapá (Oyapock), Guyane française (roche Touatou, savane-roche Impossible, montagne de Kaw, crique Vénus), Suriname (monts Wilhelmina [Juliana top], Tafelberg, Lucie river, Blanche Marie falls), Guyana (monts Kanuku) (Judziewicz 1990;
GBIF).