Lobivia densispina (Werderm.) Werderm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Echinopsis species Echinopsis densispina Name Homonyms Lobivia densispina Harden, 1935 Lobivia densispina (Werderm.) Buining Lobivia densispina (Werderm.) Backeb. & F.M.Knuth