Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Xanthosoma sagittifolium
otoy, chonque, macabo, malangay, arrowleaf elephant's ear,arrowleaf, elephant ear
Domain
Eukaryota
Kingdom
Plantae
Phylum
Magnoliophyta
Class
Liliopsida (= Monocotyledoneae)
Order
Arales
Family
Araceae
Genus
Xanthosoma
Species
sagittifolium
Taxon category: Accepted
Syn.: Xanthosoma violaceum
Origin: Introduced - established
Year of first record: 1965
Mode of introduction: Intentional
Introduction Pathway: Intentional
Subpathway: Agriculture/Horticulture
Introduced status: Naturalized
Invasive status: No data
Map of specimen collection localities or observation records for this species in our collections database.
- Chavez, J. (1993) Diagnostico de la Agricultura y la Ganader¡a en la Provincia de Galapagos. Tesis.
- Clavijo, P. Valdebenito, H. & Hurtado, F. (1991) Plantas introducidas en las areas urbanas de las islas Galapagos. Typescript reports in files of Botany Dept.
- Flores, E. (1985) Censo de Plantas Introducidas desde el Canal de Itabaca hasta Puerto Ayora. Tesis de Ingeniero Forestal, Univ. Técnica Luis Vargas Torres, Esmeraldas: 1-132.
- Guézou, A. Trueman, M., Buddenhagen, E., Chamorro, S., Guerrero, A.M., Pozo, P., Atkinson, R. (2010) An extensive Alien Plan Inventory from the Inhabited Areas of Galapagos Plos One/ www.plosone.org. Volume 5/ Issue 4/e10276
- Lundh, J.P. (1995) Some additional information and comments on the Annotated Check list of Vascular Plants of the Galapagos Islands by Lawesson, Adsersen and Bentley. Charles Darwin Research Station, unpublished.
- Tropicos.org. (2017) Database of Missouri Botanical Garden. Tropicos.org. Missouri Botanical Garden. 06 Oct 2017 <http://www.tropicos.org
- Wiggins, I.L. Porter, D.M. (1971) Flora of the Galapagos Islands Standford University Press, Stanford.
You are welcome to download and use the information found in this page, acknowledging its source.
This page should be cited as follows:
"Galapagos Species Database, Xanthosoma sagittifolium", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=867. Accessed 31 October 2026.