Pycreus macranthus var. angustifolius (Ridl.) C.B.Clarke Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus nigricans Name Homonyms Pycreus macranthus var. angustifolius (Ridl.) C.B.Clarke ex Rendle Pycreus macranthus var. angustifolius (Ridl.) C.B.Clarke