Cyperus flavescens var. poaeformis (Pursh) Fernald Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus flavescens Name Homonyms Cyperus flavescens var. poaeformis (Pursh) Fernald