''Acanthocalycium klimpelianum'' 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 appropriate s ...
of ''
Acanthocalycium'' from Argentina.
References
External links
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klimpelianum
Flora of Argentina
{{Cactus-stub