Staurastrum dejectum var. triangulatum Willi Krieg., 1932 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurodesmus species Staurodesmus spencerianus Name Homonyms Staurastrum dejectum var. triangulatum Willi Krieg., 1932