Chrysalidocarpus nauseosus is a species of flowering plant in the family Arecaceae. It a palm native to southeastern Madagascar. It is threatened by habitat loss.
The species epithet comes from the bitter taste of its heart, the terminal bud itself causes severe vomiting if consumed. Its wood is used to build roofing beams, floorboards and blowguns.Dransfield, John; Beentje, Henk; Britt, Adam; Ranarivelo, Tianjanahary; Razafitsalama, Jérémie (2006). Field guide to the palms of Madagascar. Royal Botanic Gardens, Kew. pp. 61-2. ISBN 9781842461570
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