Xanthosoma atrovirens K.Koch & C.D.Bouché

POWO follows these authorities in synonymising this name:

• Acevedo-Rodríguez, P. & Strong, M.T. (2005). Monocotyledons and Gymnosperms of Puerto Rico and the Virgin Islands. Contributions from the United States National Herbarium 52: 1-415. [Cited as Xanthosoma sagittifolium.]
• Baksh-Comeau, Y., Maharaj, S.S., Adams, C.D., Harris, S.A., Filer, D.L. & Hawthorne, W.D. (2016). An annotated checklist of the vascular plants of Trinidad and Tobago with analysis of vegetation types and botanical 'hotspots'. Phytotaxa 250: 1-431. [Cited as Xanthosoma sagittifolium.]
• Hammel, B.E. & al. (2003). Manual de Plantas de Costa Rica 2: 1-694. Missouri Botanical Garden Press, St. Louis. [Cited as Xanthosoma sagittifolium.]
• Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela. [Cited as Xanthosoma sagittifolium.]
• Morat, P. & Veillon, J.-M. (1985). Contributions à la conaissance de la végétation et de la flore de Wallis et Futuna. Bulletin du Muséum National d'Histoire Naturelle. Section B, Adansonia 7: 259-329. [Cited as Xanthosoma sagittifolium.]

This name was accepted following an alternative taxonomy by these authorities:

• Ara, H. (2001). An Annotated Checklist of Aroids of Bangladesh. Bangladesh Journal of Plant Taxonomy 8(2): 19-34. [Cited as Xanthosoma atrovirens.]
• Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Xanthosoma atrovirens.]