Juncus dubius Wolff Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Juncaceae genus Juncus species Juncus dubius Name Homonyms Juncus dubius Engelm. Juncus dubius Wolff ex Schult.f., 1829 Juncus dubius Wolff