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FOC | Family List | FOC Vol. 17 | Verbenaceae | Clerodendrum

30. Clerodendrum trichotomum Thunberg, Nova Acta Regiae Soc. Sci. Upsal. 3: 201. 1780.

海州常山 hai zhou chang shan

Shrubs or small trees, 1.5-10 m tall. Branchlets lenticellate. Petiole 2-8 cm; leaf blade greenish abaxially and dark green adaxially, ovate-elliptic, triangular-ovate, or ovate, 5-16 2-13 cm, papery, base broadly cuneate, truncate, or rarely cordate, margin entire or rarely undulate, apex acuminate, veins 3-5 pairs. Inflorescences axillary or terminal, lax, corymbose cymes, dichotomous, 8-18 cm; peduncle 3-6 cm; bracts elliptic, deciduous. Flowers fragrant. Calyx greenish, becoming purple, deeply 5-lobed; lobes triangular-lanceolate to ovate, acute. Corolla white or pinkish, ca. 2 cm, tube slender; lobes oblong, 5-10 3-5 mm. Style shorter than stamens, both exserted. Drupes blue-purple, subglobose, ca. 6-8 mm in diam.

Below 2400 m. Throughout China except Nei Mongol, Xinjiang, and Xizang [India, Japan, Korea; SE Asia]

1 Branchlets, leaves, and inflorescences slightly puberulent or glabrous   30a var. trichotomum
+ Branchlets, leaves, and inflorescences densely rust colored tomentose   30b var. ferrugineum

Lower Taxa


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