Clethra acuminata, the mountain pepper bush, is a shrub native to the Appalachian Mountains of the southeastern United States. It has been reported from the states of Pennsylvania, West Virginia, Virginia, North Carolina, South Carolina, Georgia, Alabama and Tennessee, primarily from deciduous forests at elevations of . Clethra acuminata can reach as high as tall. It has acuminate leaves with teeth along the margins, and solitary white flowers. It should be grown in moist soil, and has been marked as a pollinator plant, supporting and attracting hummingbirds, butterflies, and honeybees. References acuminata Flora of the Southeastern United States Flora of the Appalachian Mountains Taxa named by André Michaux