Rosa ×costei Duffort ex Pons & H.J.Coste, 1898 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Rosa species Rosa costei Name Homonyms Rosa ×costei Duffort Rosa ×costei Duffort ex Pons & H.J.Coste, 1898