Clematis coccinea Engelm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Ranunculaceae genus Clematis species Clematis viorna Name Homonyms Clematis coccinea Engelm. Clematis coccinea Engelm. ex A.Gray Clematis coccinea (A.Gray) Engelm. ex T.Moore