Synedra nitzschioides var. nitzschioides Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Fragilariales family Fragilariaceae genus Synedra species Synedra nitzschioides Name Homonyms Synedra nitzschioides var. nitzschioides Synedra nitzschioides f. nitzschioides