Halarachnion patens (J.Agardh) De Toni, 1905 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Gigartinales family Kallymeniaceae genus Kallymenia species Kallymenia patens Name Homonyms Halarachnion patens (J.Agardh) De Toni, 1905