Clethra acuminata
Clethra acuminata.jpg

Apparently Secure (NatureServe)[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Clethraceae
Genus: Clethra
C. acuminata
Binomial name
Clethra acuminata
  • Clethra alnifolia var. michauxii (Courtois) G. Nicholson
  • Clethra glauca Pers.
  • Clethra glauca Steud.
  • Clethra michauxii Courtois
  • Clethra montana Fraser ex Loisel.

Clethra acuminata, the mountain pepper bush, is a shrub native to the Appalachian Mountains of the southeastern United States.[3] 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 500–1,400 m (1,600–4,600 ft).[4]

Clethra acuminata can reach as high as 6 m (20 ft) tall. It has acuminate leaves with teeth along the margins, and solitary white flowers.[4][5]


  1. ^ "NatureServe Explorer 2.0 - Clethra acuminata, Mountain Sweet-pepperbush". Retrieved 4 May 2020.
  2. ^ The Plant List
  3. ^ Thomas, J. L. 1961. The genera of the Cyrillaceae and Clethraceae of the southeastern United States. J. Arnold Arbor. 42: 96-106.
  4. ^ a b Flora of North America v 8 p 365.
  5. ^ Michaux, André. Flora Boreali-Americana 1: 260. 1803.