Scenedesmus quadricauda var. parvus Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Chlorophyta class Chlorophyceae order Sphaeropleales family Scenedesmaceae genus Scenedesmus species Scenedesmus quadricauda Name Homonyms Scenedesmus quadricauda var. parvus Scenedesmus quadricauda subsp. parvus G.M.Smith