Philadelphus tomentosus (Fuzzy Mock Orange)

Family:  Hydrangeaceae
Zone: 6-9
Natural Range: Himalayas, Kashmir  
Soil:  Moist, humus rich
Light: part shade, sun
Height: 10 feet tall
Attributes: Deciduous. Numerous white flowers with purple calyces.  Egg-shaped toothed leaves with pointed tips.  Cinnamon colored bark.
Notes:  You simply can't go wrong with any of the Mockorange species.  Best when planted with other plants to create interest once the Philadelphus has finished flowering.