Chrysalidocarpus ovobontsira is a species of flowering plant in the family Arecaceae. It is a palm tree found only in northeastern Madagascar. It is known only from the Antanambe forest in Mananara Avaratra, where it grows in lowland rain forest on ultramafic soil from elevation. Fewer than ten individuals have been recorded, and the IUCN Red List assesses the species as Critically Endangered.
The species was first described as Dypsis ovobontsira by Henk Jaap Beentje in 1995. In 2022 Wolf L. Eiserhardt and William John Baker placed the species in genus Chrysalidocarpus as C. ovobontsira. References