Two new species of Cryptolepis (Apocynaceae: Periplocoideae) from Somalia, North-east Africa

Two new species, Cryptolepis nugaalensis and Cryptolepis somaliensis are described. Both were discovered in arid environment in Somalia. Both belong to a unique group of xerophytic, mostly shrub-like species in the Horn of Africa, island of Socotra and southern Arabia, isolated from the rest of the genus.