Gymnocalycium gibbosum on:
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''Gymnocalycium gibbosum'' is a
''Gymnocalycium gibbosum'' is a species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriat ...
of Gymnocalycium
''Gymnocalycium'', commonly called chin cactus, is a genus of about 70 South American species of cactus. The genus name ''Gymnocalycium'' (from Greek, "naked calyx") refers to the flower buds bearing no hair or spines.
Their main area of distrib ...
from Argentina.
References
External links
* * gibbosum Flora of Argentina Plants described in 1845 {{Cactus-stub