Copiapoa

Copiapoa
C. humilis
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Core eudicots
Order:	Caryophyllales
Family:	Cactaceae
Subfamily:	Cactoideae
Tribe:
Genus:	Copiapoa Britton & Rose

Copiapoa is a genus of cacti from the dry coastal deserts, particularly the Atacama Desert, of northern Chile. It comprises about 26 species. These species vary in form from spherical to slightly columnar and in color from a brownish to blue-green body.

Pilocopiapoa F.Ritter has been brought into synonymy with this genus. Some authorities also include here the genus Blossfeldia.

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Wikipedia