Hydrangea paniculata f. grandiflora (Siebold) Ohwi Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Cornales family Hydrangeaceae genus Hydrangea species Hydrangea paniculata Name Homonyms Hydrangea paniculata f. grandiflora (Siebold) Ohwi Hydrangea paniculata var. grandiflora Siebold Hydrangea paniculata var. grandiflora Siebold ex Van Houtte, 1866 Hydrangea paniculata f. grandiflora (Siebold ex Courtin) Schelle Hydrangea paniculata var. grandiflora Siebold ex Courtin