This member of the Euphorbiaceae family was given this name by Ferdinand Albin Pax in 1894. It is found in Kenya, Tanzania and Zambia, growing in a well drained soil with some water and some to lots of sun. The caudex can grow to twelve centimetres in diameter, the single stem can reach 75 centimetres. The flowers are reddish.
The genera name from the Greek words ἰατρός; iatros, meaning 'physician', and τροφή; trophe meaning 'nutrition', as to medicinal uses. The species name means 'with leaves like Prunus '. The caudex from Roka79.exblog.jp.

