Achillea millefolium subsp. nigrescens E.Mey. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Achillea species Achillea millefolium Name Homonyms Achillea millefolium var. nigrescens E.Mey. Achillea millefolium subsp. nigrescens E.Mey.