Campylaephora crassa (Okamura) Nakamura, 1950 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Ceramiaceae genus Campylaephora species Campylaephora crassa Name Synonyms Campylaephora crassa f. cymosa Nakamura, 1950 Ceramium boreale Okamura Ceramium cymosum Okamura Homonyms Campylaephora crassa (Okamura) Nakamura, 1950