Clethra acuminata


Fl. Bor.-Amer. 1: 260. 1803 ,

Common names: Mountain sweet pepperbush
Treatment appears in FNA Volume 8. Treatment on page 365.
Shrubs to 6 m. Stems ± terete; young shoots glabrous. Leaves: petiole (2–)2.3–3.5(–4.5) cm; blade ovate, elliptic, or slightly obovate (widest at or near midpoint), (5–)11–13(–15) × (3–)5–7(–9) cm, base narrowly cuneate to rounded, margins distinctly toothed (proximalmost tooth averaging 2.4 cm distal to base), apex acuminate, surfaces glabrous or with few stellate hairs and glabrescent abaxially, glabrous adaxially. Inflorescences solitary, (8–)10–16(–20) cm, axis densely stellate-hairy. Pedicels 2–6(–11) mm, proximalmost averaging 4.5 mm, stellate-hairy; bract longer than flower, stellate-hairy. Flowers: sepals 3.5–5 × 1–1.5 mm, stellate-hairy; petals white, 6–8(–8.5) × 4–5 mm; filaments 4–6 × 0.2–0.3 mm, glabrous or with scattered, simple, straight or crinkled hairs to 0.7 mm; anthers ca. 2 mm; style 7–9 mm, glabrous. Capsules subglobose, 2.5–4 × 3.5–5.3 mm. Seeds 0.7–1 mm. 2n = 32.

Phenology: Flowering summer.
Habitat: Deciduous montane woods, usually in moist sites
Elevation: 500-1400 m


V8 706-distribution-map.gif

Ala., Ga., N.C., Pa., S.C., Tenn., W.Va.


Clethra acuminata is known from the mountains of adjacent Pennsylvania, Virginia, and West Virginia; it may yet be found in the mountains of western Maryland; no specimens have been seen from that state.



Lower Taxa

No lower taxa listed.

Facts about "Clethra acuminata"
AuthorGordon C. Tucker + and Sean C. Jones +
AuthorityMichaux +
Common nameMountain sweet pepperbush +
DistributionAla. +, Ga. +, N.C. +, Pa. +, S.C. +, Tenn. + and W.Va. +
Elevation500-1400 m +
HabitatDeciduous montane woods, usually in moist sites +
IllustratorBarbara Alongi +
PhenologyFlowering summer. +
Publication titleFl. Bor.-Amer. +
Publication year1753 +
ReferenceNone +
Source xml grained fna xml/V8/V8 706.xml +
Taxon familyClethraceae +
Taxon nameClethra acuminata +
Taxon parentClethra +
Taxon rankspecies +
VolumeVolume 8 +