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FOC | Family List | FOC Vol. 6 | Ranunculaceae | Clematis

114. Clematis yunnanensis Franchet, Bull. Soc. Bot. France. 33: 361. 1886.

云南铁线莲 yun nan tie xian lian

Clematis angustifoliola W. T. Wang; C. clarkeana H. Léveillé & Vaniot var. stenophylla Handel-Mazzetti; C. subfalcata C. Pei ex M. Y. Fang; C. subfalcata var. pubipes W. T. Wang; C. subfalcata var. stenophylla (Handel-Mazzetti) W. T. Wang.

Vines woody. Branches shallowly 6--8-grooved, subglabrous or puberulous. Leaves ternate; petiole 3.5--7 cm; leaflet blades linear-lanceolate or lanceolate, 4.5--14 × 0.6--2.5 cm, papery, both surfaces glabrous or sparsely puberulous, base rounded or broadly cuneate, margin entire or minutely denticulate, apex attenuate or caudate-acuminate; basal veins abaxially prominent. Cymes axillary, 1--8-flowered; peduncle 1--4 cm, or absent; bracts lanceolate or subulate, 2--3 mm. Flowers 0.7--2 cm in diam.; pedicel 1.5--3.4 cm, glabrous or puberulous. Sepals 4, white, erect, oblong, ovate-oblong, or lanceolate-oblong, 1--2 × 0.36--0.6 cm, abaxially subglabrous or puberulous, adaxially glabrous or sparsely puberulous, margin velutinous, apex acute or acuminate. Stamens 1--1.3 cm; filaments densely villous; anthers oblong or narrowly so, 1.5--2.5 mm, glabrous, apex obtuse. Ovaries puberulous; style 0.7--1.2 cm, densely villous. Fl. Oct--Dec.

* Forests, scrub, slopes, by streams; 2200--3100 m. SW Sichuan, Yunnan.


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