Alstroemeria arnicana is a species of flowering plant in the family Alstroemeriaceae. It is a tuberous plant native to Brazil. The species was described in 2000.
Taxonomy Alstroemeria arnicana was described by Pierfelice Ravenna in 2000. The holotype was collected from Caldas Novas in 1976.
Distribution The species is native to the seasonally dry tropical biome of Goiás, west-central Brazil.
Description Alstroemeria arnicana is tuberous and has underground storage organs.
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