Matucana occurs as genus of cacti (family Cactaceae), containing approximately Twenty species of mostly globular plants. A genus is lone known from either Peru, mostly along the Marañón River.

A number 1 coinage was found touching a town of Matucana and described as Echinocactus haynii by Otto in 1849. Matucana was erected by Britton & Rose in 1922. A genus Eomatucana F.Ritter has been brought into synonymy with this genus.

Matucanas come seldom cultivated. Eventually a few mintage come endangered due to collection for the specialist market.

Reference
Bregman, Rob: A Genus Matucana. Biology & systematics of fascinating Peruvian cacti. The.The.Balkema 1996.