Afrothismia korupensis, a new species of this genus of achlorophyllous, myco-heterotrophic herbs is described from evergreen Guineo-Congolean rain forest in the Korup National Park, Cameroon, and illustrated. It differs from all other species of the genus in the internal structure of its perianth tube with six radially arranged cuneate partitions at the base, the absence of an internal flange and the laterally winged staminal filaments, each with a conical projection.
