Equisetum laevigatum Lesquereux, 1873 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Equisetales family Equisetaceae genus Equisetum species Equisetum perlaevigatum Name Homonyms Equisetum laevigatum A.Braun & Engelm. Equisetum laevigatum Lesquereux, 1873