Achaetogeron mexicanus (A.Gray) DeJong Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Erigeron species Erigeron galeottii Name Homonyms Achaetogeron mexicanus (A.Gray) De Jong Achaetogeron mexicanus (A.Gray) DeJong