Hydrangea chinensis var. yaeyamensis (Koidz.) T.Yamaz. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Cornales family Hydrangeaceae genus Hydrangea species Hydrangea chinensis Name Homonyms Hydrangea chinensis var. yaeyamensis (Koidz.) T.Yamaz.