Cornus alternifolia / Dogwood Family
Unlike its showier cousin the Flowering Dogwood, the Alternate-leaved dogwood has no large bracts and it blooms later in the season. This small shrub is quite common in some areas. I found this one growing in my neighbors' yard in late May.
Perennial - Shrub
Where seen: Oak Ridge Greenways, Great Smoky Mountains NP, Warriors Path SP, Haw Ridge