This member of the Fabaceae family was given this name by Hans Schniz in 1899. It is found in Botswana, Mozambique, Namibia, South Africa and Zimbabwe, growing in a sandy soil with some water and lots of sun. The caudex can grow to 45 centimetres in diameter, the entire plant to 100 centimetres in height with 150 centimetres long vines. The flowers are dark blue to mauve and rarely yellow.
The genera name from Greek neos; 'new' and Rautanenia is a genus in the Alismataceae family.
The species name for the area it first was found in.

