Hypnea pannosa J.Agardh, 1847 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Gigartinales family Cystocloniaceae genus Hypnea species Hypnea pannosa Name Synonyms Hypnea musciformis subsp. cornuta Harvey Hypnea musciformis var. cornuta Harvey, 1834 Homonyms Hypnea pannosa J.Agardh, 1847