Spongodendron crassum Zanardini, 1878 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Siphonocladales family Boodleaceae genus Spongocladia species Spongocladia vaucheriaeformis Name Homonyms Spongodendron crassum Zanardini, 1878