Juncus atratus var. fuscescens Racib. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Juncaceae genus Juncus species Juncus atratus Name Homonyms Juncus atratus f. fuscescens Racib. Juncus atratus var. fuscescens Racib. ex Zapal. Juncus atratus var. fuscescens Racib.