Cybianthus is a genus of shrubs and trees in the family Primulaceae.[2] It includes 156 species native to the tropical Americas, ranging from Nicaragua to Bolivia, Paraguay, and southern Brazil.[1]
^Grandtner, M. M.; Chevrette, Julien (2013). Dictionary of Trees, Volume 2: South America: Nomenclature, Taxonomy and Ecology. Academic Press. pp. 188–190. ISBN9780123969545.