Halesia diptera

J. Ellis

Philos. Trans. 51: 931. 1761 ,

Common names: Two-wing silverbell
Synonyms: Halesia diptera var. magniflora R. K. Godfrey
Treatment appears in FNA Volume 8. Treatment on page 347. Mentioned on page 346.
Click plate for higher resolution version.
Shrubs or trees to 11 m. Leaves: petiole 15–35 mm; blade bright or pale green abaxially, ovate, elliptic, or obovate, 8.1–17 × 5.5–12 cm, length 1.2–2.2 times width, margins 12–26-toothed, abaxial surface often shiny, quaternary veins usually raised abaxially. Inflorescences usually with well-developed rachis (often appearing fasciculate when small), 2–6-flowered, sometimes solitary flowers, usually bracteolate. Flowers: sepals 4–8 × 2–5.5 mm; corolla closed prior to anthesis, 18–32 mm, hairy, tube to 1 mm, lobes 13–31 × 5–15 mm; stamens 7–10, 13–25 mm; filaments adnate to corolla to 1 mm, free portion connate 2.5–11 mm, distinct portion 4–12 mm, pubescent adaxially and usually abaxially; anthers 4–5 mm; style hairy. Fruits 2- or 4-winged (if 4-winged, 2 broad wings alternate with 2 narrower wings), narrowly oblong to broadly ellipsoid or slightly clavate, 3.5–6 × 1.2–2.6 cm. 2n = 24.

Phenology: Flowering Mar–Apr; fruiting Jul–Oct.
Habitat: Sandy soils, wooded floodplains, ravines, swamps, hammocks, upland woods
Elevation: 0-100 m

Distribution

V8 682-distribution-map.gif

Ala., Ark., Fla., Ga., La., Miss., S.C., Tex.

Discussion

Plants of Halesia diptera occurring in the easternmost part of the range often possess larger corollas. These plants have been recognized as var. magniflora. Corolla size varies continuously with longitude and therefore the recognition of varieties is not warranted.

References

None.

Lower Taxa

No lower taxa listed.