Amaranthus alopecurus Hochst. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Amaranthaceae genus Amaranthus species Amaranthus caudatus Name Homonyms Amaranthus alopecurus Hochst. ex A.Br. & Bouché Amaranthus alopecurus Hochst.