Heterosiphonia crispella (C.Agardh) M.J.Wynne Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Dasyaceae genus Heterosiphonia species Heterosiphonia crispella Name Synonyms Callithamnion crispellum C.Agardh Dasya wurdemannii J.Bailey Dasya wurdemannii J.Bailey ex Harvey, 1853 Heterosiphonia wurdemannii (J.Bailey ex Harv.) Falkenb. Homonyms Heterosiphonia crispella (C.Agardh) M.J.Wynne