Pentacyphus

Pentacyphus is a genus of plants in the family Apocynaceae, first described as a genus in 1906. It is native to South America (Bolivia, Colombia, Ecuador, Peru and Venezuela).

Species
, Plants of the World Online accepted three species:
 * Pentacyphus andinus (Ball) Liede – Bolivia, Peru
 * Pentacyphus camargoi (Morillo) Meve & Liede – Colombia
 * Pentacyphus lehmannii (Schltr.) Liede – Colombia, Ecuador, Venezuela

Pentacyphus tamanus (Morillo) Liede, synonym of Pentacyphus lehmannii subsp. tamanus
 * Formerly included