This member of the Oxalidaceae family was described by François Marius Barnéoud in 1845. It is found in Chile and Peru, growing in a well drained soil wit some water and lots of sun. The root will grow to three centimetres in diameter, the stem to 30 or even 100 centimetres. The flowers are yellow, and the plant can be reproduced both by seeds and root cuttings.
The genera name means 'sharp, pungent', as to leaf taste. The species name means 'succulent, fleshy'.

