Philadelphus viburnoides var. parviflora Oliv. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Cornales family Hydrangeaceae genus Hydrangea species Hydrangea viburnoides Name Homonyms Philadelphus viburnoides var. parviflora Oliv. ex Maxim. Philadelphus viburnoides var. parviflora Oliv.