This small member of the Apocynaceae family was described by Otto Stapf in 1907. It is found in southern Botswana, South Africa and eastern Namibia, growing in a well drained soil with some water and lots of sun. The mainly underground carrot-like caudex can grow up to 30 centimetres in diameter. The whole plant will only raise to 40 to 60 centimetres. The flowers are pink with a white centre.
The genera is n amed after the Yemen city of Aden. The species name means 'with few leaves'.

