Neidium iridis f. vernale Reichelt Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Bacillariophyceae order Naviculales family Neidiaceae genus Neidium species Neidium vernale Name Homonyms Neidium iridis f. vernale Reichelt Neidium iridis f. vernale Reichelt ex Hust., 1930