Monographs Details: Dicranostyles ampla Ducke
Authority: Maguire, Bassett. 1978. The botany of the Guayana Highland--part XI. Mem. New York Bot. Gard. 32: 1-391.
Family:Convolvulaceae
Description:Distribution and Ecology - Distribution. Western Amazonia in Brazil, the Guayanas and southeastern Venezuela. For additional specimens see Austin (Ann. Missouri Bot. Gard. 60: 390-393. 1973).

Discussion:Type. Brazil. Rondonia. Kuhlmann RB 22492 (holotype RB ; isotypes G, IAN, K, US).
Distribution:Brazil South America| Guyana South America| Venezuela South America|