小花梾木 xiao hua lai mu

Swida parviflora (S. S. Chien) Holub.

Trees or shrubs, 3–8 m tall. Bark yellowish brown. Young branches slender, 4-angled, with sparse grayish trichomes; old branches grayish brown, with sparse yellowish brown lenticels. Leaves opposite; leaf blade abaxially light green, narrowly elliptic to elliptic-lanceolate, 4–6.5 × 1.6–3.3 cm, papery, abaxially not papillate, with sparse white, short appressed trichomes, veins 3 or 4, base cuneate or broadly cuneate, apex acuminate to ± caudate. Corymbose cymes 4–12 cm wide, pubescent with light yellowish white short trichomes, occasionally with a lanceolate or ovate-lanceolate, leaflike bract. Pedicels 0.3–2 mm. Flowers white, ca. 4.5 mm in diam. Calyx lobes broadly triangular, 0.3–0.4 mm, slightly longer than disk. Petals oblong-lanceolate or ligulate-oblong, ca. 2.5 × 1 mm. Stamens shorter than petals; anthers narrowly obovoid. Style cylindrical, ca. 2 mm; stigma punctiform. Fruit obovoid or nearly oblong, 5–6 mm, ca. 4 mm in diam. Fl. Jul, fr. Aug–Sep.

Dense to sparse forests, open hillsides; 300–2500 m. Guangxi, Guizhou.