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FOC | Family List | FOC Vol. 19 | Diervillaceae | Weigela

1. Weigela florida (Bunge) Candolle, Ann. Sci. Nat., Bot., sér. 2. 11: 241. 1839.

锦带花 jin dai hua

Calysphyrum floridum Bunge, Enum. Pl. Chin. Bor. 33. 1833; Diervilla florida (Bunge) Siebold & Zuccarini; D. florida f. alba Nakai; D. praecox Lemoine; D. rosea (Lindley) Walpers; Weigela florida f. alba (Nakai) C. F. Fang; W. florida f. albiflora Y. C. Chu; W. florida var. praecox (Lemoine) Y. C. Chu; W. pauciflora Candolle; W. rosea Lindley.

Shrubs 1-3 m tall. Young branches with 2 bilateral lines of short, minute hairs along internodes; bark gray; winter buds acute, scales 3 or 4, often smooth. Leaves sessile or with petiole to 3 mm; blade oblong or elliptic to obovate-elliptic, 5-10 cm, abaxially densely pubescent or tomentose, adaxially sparsely pubescent, more densely so on veins, base broadly cuneate to rounded, margin serrate, apex acuminate. Flowers solitary or in cymes; peduncles and pedicels glabrous to hirsute. Calyx ca. 2 cm; tube narrowly cylindric, ca. 1 cm, sparsely pubescent; lobes lanceolate, ca. 1 cm, unequal. Corolla purple-red or rose, 3-4 × ca. 2 cm, outside sparsely pubescent; lobes spreading, irregular, inside reddish; filaments shorter than corolla; anthers yellow. Ovary with a yellow-green gland in upper part; stigma 2-lobed. Fruit 1.5-2.5 cm, crowned with a short beak, sparsely pubescent; seeds wingless. Fl. Apr-Aug, fr. Oct. 2n = 36.

Mixed forests, scrub; 100-1500 m. ?Hebei, Heilongjiang, Henan, N Jiangsu, Jilin, Liaoning, Nei Mongol, Shaanxi, N Shandong, Shanxi [Japan, Korea].


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