Mangifera casturi (also called Kalimantan mango or kasturi) is a species of plant in the family Anacardiaceae. It was endemic to the Kalimantan region of Borneo, but is now considered extinct in the wild.
Description Vegetative characteristics Mangifera casturi is an evergreen,Fern, K. (2024). Mangifera casturi. Useful Tropical Plants. Retrieved April 11, 2026, from https://tropical.theferns.info/viewtropical.php?id=Mangifera+casturi slow-growing, 10–30 m tall tree with more than 1 m wide trunks at maturity.Kalimantan Mango, Kasturi (Mangifera casturi). (2009, August 20). KPR - Gardeners Club Slovakia. Retrieved April 11, 2026, from http://www.kpr.sk/botanix/en/index.php?text=8-kalimantan-mango-kasturi-mangifera-casturi The sapwood is pale yellow. Generative characteristics The slightly compressed, ovoid, green to purple-black or brown, shiny, fragrant, 6 cm long fruit with dark orange, fragrant, fibrous, pleasant-tasting pulp weighs 50–84 g and bears polyembryonic seeds.
Taxonomy It was described by André Joseph Guillaume Henri Kostermans in 1993. The type specimen was collected in Kalimantan, Borneo.Mangifera casturi Kosterm. (n.d.-c). International Plant Names Index. Retrieved April 11, 2026, from https://www.ipni.org/n/978619-1 Etymology The specific epithet casturi is derived from kasturi, the local name of the species.Puccio, P., & Beltramini, M. (2018, February 7). Mangifera casturi. Monaco Nature Encyclopedia. Retrieved April 11, 2026, from https://www.monaconatureencyclopedia.com/mangifera-casturi/?lang=en
Distribution and habitat It was native to the area near Banjarmasin, Kalimantan, Borneo,Mangifera casturi Kosterm. (n.d.). Plants of the World Online. Retrieved April 11, 2026, from https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:978619-1 but is now extinct in the wild.
Conservation It is extinct in the wild, due to illegal logging, but it persists in cultivation and is grown in several ex-situ collections in botanical gardens.Mangifera casturi Kosterm. (n.d.-b). BGCI PlantSearch. Retrieved April 11, 2026, from https://plantsearch.bgci.org/taxon/62821 It has been propagated using tissue culture.Conserving Mangifera casturi in the Sultan Adam Forest Park, Indonesia. (2026, January 30). Botanic Gardens Conservation International. Retrieved April 11, 2026, from https://www.bgci.org/our-work/projects-and-case-studies/conserving-mangifera-casturi-in-the-sultan-adam-forest-park-indonesia/
Uses Mangifera casturi is used for its edible, sweet fruit and for its wood.
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