Philadelphus speciosus hort. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Cornales family Hydrangeaceae genus Philadelphus species Philadelphus coronarius Name Homonyms Philadelphus speciosus Schrad. ex DC. Philadelphus speciosus K.Koch Philadelphus speciosus Schrad.