Helminthotheca echioides Linnaeus, 1753 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Helminthotheca species Helminthotheca echioides Name Homonyms Helminthotheca echioides (L) Holub Helminthotheca echioides (L.) Lack