Clematis hirsuta subsp. glabrescens A.Chev. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Ranunculaceae genus Clematis species Clematis hirsuta Name Homonyms Clematis hirsuta var. glabrescens A.Chev. Clematis hirsuta subsp. glabrescens A.Chev.