Native to wet woodlands and swamps from East Texas to Florida and Virginia. Grows to 30 feet or more, attaching to walls with aerial rootlets or running loose over the ground. Handsome, oval and pointed, glossy green leaves, 24 inches long, 12 inches wide. Fragrant, white or yellowish white flowers in dense clusters 24 inches across appear in May or June. They're attractive but not showy. Old vines sometimes bear showy, urn-shaped fruit. Leaves turn yellow in fall. Best in moist, shady sites and fertile soil but will also grow in fairly dry woods. Takes some direct sun if kept moist. Of the three vines known as climbing hydrangeasHydrangea anomala and Schizophragma hydrangeoides are the othersthis is the only Southern native, and it is the least known.