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FOC | Family List | FOC Vol. 13 | Thymelaeaceae | Daphne

13. Daphne aurantiaca Diels, Notes Roy. Bot. Gard. Edinburgh. 5: 285. 1912.

橙黄瑞香 cheng huang rui xiang

Daphne aurantiaca var. calcicola (W. W. Smith) Halda; D. calcicola W. W. Smith; Wikstroemia aurantiaca (Diels) Domke; W. aurantiaca var. pulvinata Domke; W. calcicola (W. W. Smith) Domke.

Shrubs evergreen, 0.6-1.2 m tall. Main branches often prostrate; branches reddish to dark brown, glabrous. Leaves opposite or subopposite; petiole 1-2 mm; leaf blade obovate, ovate, or elliptic, sometimes also linear to linear oblong, 0.8-2.3 × 0.2-1.2 cm, subleathery, both surfaces glabrous, base cuneate or subrounded, margin revolute, apex obtuse or acute; lateral veins obscure. Inflorescences terminal, often on reduced lateral shoots, 2-5-flowered, glabrous; bracts leaflike, ovate or ovate-lanceolate, 2-5 × 1-1.5 mm, glabrous or sometimes pubescent, apex acuminate. Flowers fragrant; pedicel short, ca. 1 mm. Calyx deep yellow to orange; tube funnelform-cylindric, 8-11 mm, exterior glabrous; lobes 4, broadly ovate or ovate-elliptic, 2.5-4(-5) × 2-3 mm, apex obtuse or rounded. Stamens 8, lower whorl inserted at middle of calyx tube, upper whorl slightly below throat; filaments ca. 1 mm; anthers oblong. Disk ± square, lateral to ovary, ca. 1.2 mm, usually 2-fid, sometimes reduced to distinct scales. Ovary ovoid-ellipsoid, 2-3 mm, glabrous; style ca. 0.7 mm; stigma capitate. Drupe brownish yellow, ellipsoid, 3-5 × 2-3 mm. Fl. May-Jun, fr. Aug.

● Forests, shrubby slopes, often on ledges and faces of limestone cliffs; 2600-3500 m. SW Sichuan, NW Yunnan.


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