Ulva olivacea P.J.L.Dangeard, 1951 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Ulvales family Ulvaceae genus Umbraulva species Umbraulva dangeardii Name Homonyms Ulva olivacea Hornem. Ulva olivacea P.J.L.Dangeard, 1951