Rhynchospora inexpansa Sieber Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Rhynchospora species Rhynchospora filiformis Name Homonyms Rhynchospora inexpansa (Michx.) Vahl Rhynchospora inexpansa Sieber ex Steud. Rhynchospora inexpansa Sieber