foc
《中国植物志》英文修订版
Flora of China
  FOC Vol.6 (2001)              | Family List  Ranunculaceae  PDF Clematis  PDF   |  eFloras.org Link Font:+ Big | - Small
   35. Clematis parviloba  Gardner & Champion
裂叶铁线莲   lie ye tie xian lian
  

  

Vines woody, often turning black on drying. Branches shallowly 6-grooved, puberulous or pubescent. Leaves 2-pinnate or 2-ternate, rarely 1-pinnate; petiole 3--8.5 cm; leaflet blades ovate, narrowly so, or lanceolate, 1.5--7(--8.5) × 0.7--4 (--5.5) cm, papery, abaxially usually densely appressed puberulous, adaxially puberulous or subglabrous, base rounded or broadly cuneate, margin entire or 1-dentate or sparsely serrate on each side, apex attenuate, acute, or acuminate; basal veins nearly flat. Cymes both axillary and terminal, (1--)5--9(to many)-flowered; peduncle 2.8--10 cm; bracts narrowly ovate, undivided or 3-lobed. Flowers 1.5--4.6 cm in diam.; pedicel 1.2--3 cm, densely puberulous; bracteoles ovate or elliptic. Sepals 4, white, spreading, lanceolate, oblong, or obovate-oblong, 1--2.4 × 0.4--1.2 cm, abaxially appressed sericeous-puberulous, adaxially glabrous, margin velutinous, apex subacute. Stamens 5--17 mm, glabrous; anthers oblong or narrowly so, rarely linear, 1--3 mm, apex obtuse. Ovaries pubescent; style 6--9 mm, densely villous. Achenes compressed, ovate or narrowly elliptic, 3--5 × 2--2.8 mm, pubescent, indistinctly or not marginate; persistent style 2--3.2 cm, plumose. Fl. Apr--Oct.

* Forest margins, slopes, scrub, along streams; 800--2500 m. Fujian, Guangdong, Guangxi, Guizhou, S Jiangxi, Sichuan, Taiwan, Yunnan, S Zhejiang.

  
1Anthers narrowly oblong or linear, 2.2--3 mm; leaves 1- or 2-pinnate.(2)
+Anthers oblong or narrowly so, 1--1.8 mm; leaves 2-ternate or 2-pinnate.(3)
   
2(1)Leaves 2-pinnate; axillary cymes 3-flowered; sepals ovate-oblong, ca. 1.8 × 0.7 cm, apex obtuse; anthers narrowly oblong, 2.2--2.5 mm, apex obtuse35d  var. suboblonga    长圆裂叶铁线莲
+Leaves 1-pinnate; axillary cymes 1-flowered; sepals narrowly lan-ceolate-oblong, 2--2.4 × 0.5--0.7 cm, apex obtuse; anthers linear, 2.8--3 mm, apex obtuse or minutely apiculate35e  var. longianthera    长药裂叶铁线莲
   
3(1)Leaflet blade margin dentate, rarely entire; sepals elliptic-oblong or narrowly oblong, 1.3--1.6(--2.5) × 0.5--0.65(--1.2) cm, apex acute; anther apex obtuse or minutely apiculate35c  var. bartlettii    巴氏铁线莲
+Leaflet blade margin entire; sepals lanceolate, oblong-lanceolate, or obovate-oblong, 1--2 × 0.35--0.8 cm, apex obtuse or attenuate; anther apex obtuse.(4)
   
4(3)Sepals lanceolate or oblong-lanceolate, 1.6--2 × 0.35--0.8 cm, apex attenuate; anthers 1.2--1.8 mm; achenes narrowly ovate or narrowly elliptic, ca. 5 × 2.2--2.8 mm, slightly marginate35a  var. parviloba    裂叶铁线莲(原变种)
+Sepals obovate-oblong, 1--1.1 × 0.4--0.5 cm, apex obtuse; anthers 1--1.2 mm; achenes rhombic-elliptic, ca. 4 × 2.6 mm, not marginate35b  var. rhombicoelliptica    菱果裂叶铁线莲
   
  

裂叶铁线莲 Clematis parviloba