Cohniella staurogeniaeforme Schöder Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Chlorophyceae order Sphaeropleales family Scenedesmaceae genus Tetrastrum species Tetrastrum staurogeniiforme Name Homonyms Cohniella staurogeniaeforme Schöder Cohniella staurogeniaeforme Schröd.