Thymus serpyllum subsp. affinis (Host) P.Fourn. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Lamiales family Lamiaceae genus Marrubium species Marrubium peregrinum Name Homonyms Thymus serpyllum subsp. affinis (Host) P.Fourn.