Euphorbia fiherenensis Poiss. is a shrubby succulent tree to 6(-10) m tall exhibiting a corraliform branch structure, which is a xerophitic adaptation to the arid climate. Its branches are about 6 mm in diameter, succulent, virgate, jointed with segments to 6 cm long, leafless.
Genus name probably honors Euphorbus, physician to the King of Mauretania.
Euphorbia fiherenensis
Euphorbia fiherenensis is approximately 100 cm tall and comes in a ⌀ 26 cm pot.