Ceraria kuneneana (Didiereaceae/Portulacaceae), a new species from the Kaokoveld, Namibia

Ceraria kuneneana Swanepoel, here described as a new species, is only known from the Kaokoveld, Namibia. Illustrations of the species and a distribution map are provided. Diagnostic characters of C. kuneneana include an often slender erect habit, bark on older stems uniform yellow-brown with the nodes blackish, leaves glaucous or pale green with a thin whitish bloom and the midrib and lateral veins clearly visible and prominent (raised) adaxially. A table with diagnostic morphological features to distinguish between the new species and its closest relative, C. carrissoana Exell and Mendonça is provided.