山草果Aristolochia delavayi Franch. var. micrantha W.W.Smith
山草果Aristolochia delavayi Franch. var. micrantha W.W.Smith
种拉丁名：Aristolochia delavayi Franch. var. micrantha W.W.Smith
科中文名：马兜铃科
科拉丁名：Aristolochiaceae
属中文名：马兜铃属
属拉丁名：Aristolochia
国内分布：云南西北部
中国植物志：24:236
英文植物志：5:267
《Flora of China》 Vol. 5 (2003)
Aristolochia delavayi Franchet
山草果 shan cao guo
Aristolochia delavayi var. micrantha W. W. Smith.
Herbs twining (type appears erect), pungently odorous. Stems pruinose, terete, shallowly striate, glabrous, densely nodose. Leaves sessile or subsessile; leaf blade ovate, 2-8 × 1.5-5 cm, papery, densely punctate, both surfaces glabrous, veins palmate, 2-3 pairs from base, base cordate, amplexicaul, apex acute or obtuse. Flowers in axils of leafy shoots, solitary. Pedicel ascending, 1-1.5 cm, glabrous; bractlets early deciduous (not seen). Calyx yellowish, throat dark purple; tube rectilinear or slightly curved, abaxially glabrous; utricle globose, 4-5 mm in diam., sessile; tube ca. 15 × 2 mm; limb unilateral, ligulate, ovate-oblong, 2-3.5 × ca. 1 cm, apex acute. Anthers elliptic, ca. 0.3 mm. Gynostemium 6-lobed. Capsule nearly globose, 1.2-1.5 cm in diam., dehiscing acropetally. Seeds ovoid-cordiform, ca. 3 × 3 mm. Fl. Aug-Oct, fr. Dec.
* Thickets on limestone mountain slopes; 1600–1900 m. Sichuan, Yunnan (Lijiang).
别名：山蔓草;山胡椒;小花山草果;
科名：马兜铃科 Aristolochiaceae
属名：马兜铃属 Aristolochia
种拉丁名：Aristolochia delavayi Franch. var. micrantha W.W.Smith
科中文名：马兜铃科
科拉丁名：Aristolochiaceae
属中文名：马兜铃属
属拉丁名：Aristolochia
国内分布：云南西北部
中国植物志：24:236
英文植物志：5:267
《Flora of China》 Vol. 5 (2003)
Aristolochia delavayi Franchet
山草果 shan cao guo
Aristolochia delavayi var. micrantha W. W. Smith.
Herbs twining (type appears erect), pungently odorous. Stems pruinose, terete, shallowly striate, glabrous, densely nodose. Leaves sessile or subsessile; leaf blade ovate, 2-8 × 1.5-5 cm, papery, densely punctate, both surfaces glabrous, veins palmate, 2-3 pairs from base, base cordate, amplexicaul, apex acute or obtuse. Flowers in axils of leafy shoots, solitary. Pedicel ascending, 1-1.5 cm, glabrous; bractlets early deciduous (not seen). Calyx yellowish, throat dark purple; tube rectilinear or slightly curved, abaxially glabrous; utricle globose, 4-5 mm in diam., sessile; tube ca. 15 × 2 mm; limb unilateral, ligulate, ovate-oblong, 2-3.5 × ca. 1 cm, apex acute. Anthers elliptic, ca. 0.3 mm. Gynostemium 6-lobed. Capsule nearly globose, 1.2-1.5 cm in diam., dehiscing acropetally. Seeds ovoid-cordiform, ca. 3 × 3 mm. Fl. Aug-Oct, fr. Dec.
* Thickets on limestone mountain slopes; 1600–1900 m. Sichuan, Yunnan (Lijiang).