Alchorneopsis is a genus of flowering plants in the family Euphorbiaceae first described as a genus in 1865.Müller Argoviensis, Johannes. 1865. Linnaea 34: 156-157 in LatinTropicos It is native to Central America, the Greater Antilles, and northern South America.Kew World Checklist of Selected Plant FamiliesGovaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.Secco, R. D. S. (2001). Notas adicionais sobre a taxonomia ea distribuição geográfica dos gêneros Alchorneopsis Muell. Arg., Cleidion Blume e Polyandra Leal (Euphorbiaceae-Acalyphoideae). Acta Botanica Brasilica 15.Alchorneopsis portoricensis. Integrated Taxonomic Information System (ITIS).Endemic Plant Facts - January 2011 - Alchorneopsis portoricensis. El Yunque National Forest. USDA Forest Service.
Species Alchorneopsis floribunda (Benth.) Müll.Arg. - Costa Rica, Honduras, Panama, Puerto Rico, Dominican Republic, 3 Guianas, Colombia, Venezuela, Ecuador, Peru, NW Brazil Alchorneopsis portoricensis Urb. - Puerto Rico (considered by some authors to be a synonym for A. floribunda)
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