Ceropegia foetidiflora sp. nov. (Asclepiodoideae, Apocynaceae), a new species from northeastern Thailand

A newly discovered species from northeastern Thailand, Ceropegia foetidiflora Kidyoo, is here described and illustrated. Photographs and diagnostic comparison with the morphologically similar species, C. thorelii Costantin, are provided. These two species display clear difference in hairiness on the surfaces of the corolla tube and the corolla lobes, and shape of the corolla lobes