''Frailea cataphracta'' is a
species
A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of ''
Frailea'' from Paraguay.
References
External links
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cataphracta
Cacti of South America
Endemic flora of Paraguay
Vulnerable flora of South America
{{cactus-stub