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楔叶野独活 |
中文名:楔叶野独活 拉丁学名:Miliusa cuneata Graib 界:植物界 门:被子植物门 纲:双子叶植物纲 亚 纲:原始花被亚纲 目:毛茛目 科:番荔枝科 属:野独活属 种:楔叶野独活 |
楔叶野独活(xiē yè yě dú huó,学名: Miliusa cuneata Graib)为番荔枝科、野独活属,灌木;细枝被褐色绒毛。叶纸质,倒披针形;花单生或几朵簇生于叶腋内;花梗纤细,外轮花瓣形状似萼片。果球形,果梗上有密小瘤体。花期8月,果期8—10月。生于海拔640—1000米密林或灌丛中。 [1]
楔叶野独活形态特征
灌木;细枝被褐色绒毛。叶纸质,倒披针形,长4—15.5厘米,宽1.5—5厘米,顶端渐尖、锐尖或钝,基部楔形,表面除中脉外无毛,背面被疏毛或几无毛;
侧脉纤细,每边10—15条,顶端略呈弧形向上弯而在叶缘前网结;叶柄长3—4毫米,被绒毛。花单生或几朵簇生于叶腋内;花梗纤细,长约1.5厘米,被毛极疏,近基部有苞片;
萼片3,宽披针形,长约2毫米,被短绒毛;外轮花瓣形状似萼片,长约3.5毫米,宽0.75毫米;内轮花瓣长约1.2厘米,被短柔毛;雄蕊约6排(环),花丝短;
药隔顶端近于消失;心皮多数,子房卵形,被毛;柱头圆柱形,无毛;胚珠1颗,基生。果球形,直径5—7毫米,内有种子1颗;
果梗长1—1.5厘米,上有密小瘤体,总果梗较短,长1.5—4厘米,无毛。花期8月,果期8—10月。
分类文献
Miliusa cuneata Craib Bull. Misc. Inform. Kew. 1912: 145. 1912. 楔叶野独活 xie ye ye du huo Miliusa bannaensis X. L. Hou.
Trees to 6 m tall. Branchlets grayish brown, reticulately striate brown tomentose or glabrous. Petiole 3-4(-8) mm; leaf blade oblanceolate to broadly oblanceolate, 4-18(-26) × 1.5-8(-10) cm, papery, more densely pubescent on veins but sometimes glabrous, secondary veins 12-15 on each side of midvein, base cuneate to rounded, apex obtuse to bluntly acuminate.
Inflorescences axillary at leafless nodes, 2-6-flowered; peduncle 1-2 mm; bracts 1 or 2, broadly ovate, 1.5-2 × 1.5-2 mm. Pedicel (1-)2-3 cm, pendulous; bracteoles 1 or 2 at base of pedicel and 1 below middle, similar to bracts, persistent.
Sepals triangular to broadly lanceolate, ca. 2 mm, outside pubescent. Petals pale purple; outer petals similar to sepals, ca. 3.5 × 0.7-1 mm, pubescent; inner petals broadly lanceolate to oblong, ca. 2 × 1.3 cm, outside pubescent, inside puberulent and basally concave. Stamens 14-16, in 2 series, ca. 1.5 mm; connectives apically shortly cuspidate.
Carpels many, ellipsoid to ovoid, sparsely white pubescent; ovule 1 per carpel; stigmas terete, glabrous. Fruiting peduncle ca. 2 mm, thicker than long; monocarp stipes 0.7-1.4 cm; monocarps 8-14, drying blackish, subglobose to ellipsoid-ovoid, 7-9 × ca. 5 mm, glabrous; epicarp tuberculate, glabrous. Seed 1 per monocarp. Fl. Apr-Sep, fr. Jun-Feb.
Open forests; 500-1500 m. S Yunnan [N Thailand].[2]
楔叶野独活生长环境
生于海拔640—1000米密林或灌丛中。[3]
楔叶野独活分布范围
国外主要分布于泰国北部。
参考来源
- ↑ 楔叶野独活, 植物智, 2020-01-18
- ↑ Miliusa 200008561 Miliusa balansae 野独活 FOC Vol. 19 250096508 Miliusa cuneata 楔叶野独活 FOC Vol. 19 242332661 Miliusa glochidioides 广西野独活 FOC Vol. 19...
- ↑ 野独活属 - 多识植物百科
- ↑ 楔叶野独活 Miliusa cuneata 楔叶野独活 分类信息 形态特征 生态习性 功用价值 物种保护 DNA序列 分类树 植物标本 名称分类 Sp2000 CN(2020) 植物志 中国植物志 (FRPS) Flor...2018年11月29日 1. 野独活 Miliusa balansae Finet & Gagnep. Miliusa chunii W. T. Wang 2. 楔叶野独活 Miliusa cuneata Craib 版纳野独活 Miliusa bannaensis X. L...