Juncus marginatus var. biflorus Alph.Wood Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Juncaceae genus Juncus species Juncus biflorus Name Homonyms Juncus marginatus var. biflorus (Elliott) Chapm. Juncus marginatus var. biflorus Alph.Wood Juncus marginatus var. biflorus (Elliott) Engelm. Juncus marginatus subsp. biflorus (Elliott) Chapm.