Neidium affine var. maxima O.Müll. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Neidiaceae genus Neidium species Neidium affine Name Homonyms Neidium affine f. maxima O.Müller, 1898 Neidium affine var. maxima O.Müll. Neidium affine f. maxima Cleve, 1894 Neidium affine var. maxima (Cleve) Mayer, 1913