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