Cyperus haspan subsp. americanus Boeck. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus haspan Name Homonyms Cyperus haspan var. americanus Boeckeler Cyperus haspan subsp. americanus Boeck.