Grayum, M. H. Nomenclatural and Taxonomic Notes on Costa Rican Araceae. Phytologia: An international journal to expedite plant systematic, phytogeographical and ecological publication 82, 57 (1997).

Croat, T. B., Bay, D. C. & Yates, E. D. New Species of Stenospermation and Xanthosoma (Araceae) from Bajo Calima, Valle Department, Colombia. Novon; a Journal for Botanical Nomenclature. St. Louis, MO 17, 305 (2007).

Croat, T. B., Huang, P., Lake, J. & Kostelac, C. V. Araceae of the Flora of La Planada, Nariño  Department, Colombia (Part 2). Aroideana; Journal of the International Aroid Society 33, 142 (2010).