Juncus bicornis subsp. williamsii Vict. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Juncaceae genus Juncus species Juncus tenuis Name Homonyms Juncus bicornis var. williamsii (Fernald) Vict. Juncus bicornis subsp. williamsii Vict.