Cyclosorus urens (Holttum) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Polypodiopsida order Polypodiales family Thelypteridaceae genus Chingia species Chingia urens Name Homonyms Cyclosorus urens (Rosenst.) Ching Cyclosorus urens (Holttum)