Achnanthes lapidosa f. lapidosa Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Naviculaceae genus Nupela species Nupela lapidosa Name Homonyms Achnanthes lapidosa var. lapidosa Achnanthes lapidosa f. lapidosa