Micranthocereus polyanthus

Micranthocereus polyanthus, described in 1942 by Backeb., belongs to the Cactaceae family. Endemic to the northeastern region of Brazil, this species is known only from three sites in the state of Bahia. The cactus has a restricted range and a small population size, with fewer than 2500 individuals recorded. As a member of the genus Micranthocereus, it is part of a group of cacti that are typically found in arid environments. The species is recognized by its unique morphological traits, which distinguish it from other members of the genus.