Achnanthes linearis f. curta H.L.Smith Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Achnanthales family Achnanthidiaceae genus Achnanthidium species Achnanthidium lineare Name Homonyms Achnanthes linearis f. curta H.L.Smith ex Boyer, 1916 Achnanthes linearis f. curta H.L.Smith