Senecio fastigiatus var. macounii (Greene) Greenm. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Packera species Packera macounii Name Homonyms Senecio fastigiatus var. macounii (Greene) Greenm. Senecio fastigiatus subsp. macounii (Greene) Greenm.