In habitat this plant grows to be a small shrub/tree of dense, intertangled spiny branches up to 15 feet tall. This species has very thin stems in comparison with other members of the genus, leaves are green, round, and drought deciduous.
Found in the western highlands of Southern Madagascar.
This is a relatively easy to grow species if protected from winter rain and frost. Established plants can survive light frost. Plants are best kept in a greenhouse, under a balcony, or indoors in a bright south facing window. These plants enjoy a well draining media with very light organics and heavily amended with pumice. Should be watered once every other week during the summer and left dry in winter.