Herposiphonia tenella var. secunda Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Rhodomelaceae genus Herposiphonia species Herposiphonia secunda Name Homonyms Herposiphonia tenella f. secunda (C.Agardh) Hollenb., 1968 Herposiphonia tenella var. secunda