Conferva rigida Hudson, 1762 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Cladophorales family Cladophoraceae genus Cladophora species Cladophora glomerata Name Homonyms Conferva rigida Hudson, 1762 Conferva rigida C.Agardh, 1824