Philadelphus coronarius Philadelphus coronariusCommon name(s): Sweet Mock Orange, English DogwoodFamily: HydrangeaceaeOrigin: Austria, Greece, Italy, TurkeyMore infos: USDA zone 5Categories: Shrubs & Trees | White flowers |More species from the Hydrangeaceae familyDeutzia gracilisHydrangea macrophyllaHydrangea paniculataHydrangea paniculata cv.Hydrangea quercifolia