? glabrum Y.V.Roll Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Plantae phylum Chlorophyta class Chlorophyceae order Sphaeropleales family Scenedesmaceae genus Tetrastrum species Tetrastrum glabrum Name Homonyms ? glabrum Whiteaves, 1889 ? glabrum Y.V.Roll ? glabrum Barber, 1957 ? glabrum Clarke & Swartz, 1913 ? glabrum Sobolew, 1914 ? glabrum Nábelek ? glabrum Yu et al., 2014 ? glabrum C.Presl