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FOC | Family List | FOC Vol. 19 | Rubiaceae | Leptodermis

3. Leptodermis buxifolia H. S. Lo, J. Trop. Subtrop. Bot. 7(1): 20. 1999.

黄杨叶野丁香 huang yang ye ye ding xiang

Leptodermis buxifolia f. strigosa H. S. Lo.

Shrubs, 0.5-2 m tall; branches terete, slightly stout, black or dark gray, glabrous, branches slightly elongate or abbreviated. Leaves sparse or fascicled in axils of short branches; petiole short or nearly absent; blade thickly leathery, ovate, lanceolate, elliptic, or oblong, 5-8(-12) × 2-5(-8) mm, both surfaces glabrous, shiny, margins recurved, apex obtuse or rounded, sometimes subacute; midrib raised abaxially, lateral veins inconspicuous; stipules triangular, ca. 1.2 mm, glabrous. Cymes terminal or axillary, usually 3-flowered, sometimes in narrow thyrses. Flowers subsessile; bracteoles transparent, ca. 2 mm, ca. 3/4 connate, lobes short, with prominent tip, glabrous. Calyx small; tube ca. 1 mm; lobes oval, 0.4-0.5 mm, densely fimbriate-ciliate. Corolla light purple, narrowly funnelform, 9-10(-14) mm; tube slender, pulverulent pubescent outside, pilose inside, often pendulous; lobes 5, lanceolate, ca. 2 mm. Stamens 5, inserted above corolla tube throat; anthers filiform, exserted. Style ca. 1/2 as long as corolla; stigmas (2 or)5-lobed, lobes filiform, included. Fruit 4-4.5 mm; seed aril reticulate, adherent to testa. Fl. Jul-Aug, fr. Aug-Sep.

● Thickets, dry mountain slopes; 1100-2100 m. Gansu, SW Shaanxi, Sichuan.


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