广西青牛胆查看源代码讨论查看历史
| 广西青牛胆 |
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中文名:广西青牛胆 拉丁学名:Tinospora guangxiensis Lo 界:植物界 门:被子植物门 纲:木兰纲 亚 纲:木兰亚纲 目:毛茛目 科:防己科 族:青牛胆族 属:青牛胆属 种:广西青牛胆 分布区域:我国特有， |
广西青牛胆(guǎng xī qīng niú dǎn)，学名：Tinospora guangxiensis Lo，青牛胆科藤本植物，产于广西。为我国所特有物种！ [1]
广西青牛胆形态特征
稍木质的藤本;枝圆柱形，稍坚挺，有直线纹，无毛或被疏柔毛，干时灰绿色，常有紫红色的斑点或斑块。叶纸质，圆心形，长8—14厘米，宽6.5—11厘米，顶端钝头；
基部深心形，后裂片圆，稍叉开，偶见折叠，干时榄绿色，上面无毛或近无毛，下面密被硬毛状长毛;掌状脉7条，连同侧脉在上面凹陷，下面凸起;叶柄长3.5—4厘米，基部肿胀膝曲。
花未见。果序生于隔年生枝的叶腋之上，连同15厘米长的总梗共长24厘米，呈疏散的圆锥花序状，被硬毛;果梗粗壮，顶端膨大呈小球状，长约1厘米;核果乳白色，干时变红，扁球形；
果核高约6.5—7.5毫米，宽约8.5—9毫米，背肋隆起，两侧有瘤状皱纹。果期:6月。
Vines slightly woody. Stems terete, grayish green, often with purplish green speckles, longitudinally sulcate, glabrous or pubescent. Petiole 3.5-4 cm, base swollen and geniculate; leaf blade orbicular-cordate, 8-14 × 6.5-11 cm, papery, olive green when dried, abaxially densely hirsute-villous, adaxially glabrous or subglabrous, base deeply cordate, basal lobes rounded, slightly divaricate, occasionally folded, apex apiculate, palmately 7-veined, together with lateral veins impressed adaxially and prominent abaxially.
Inflorescences and flowers unknown. Infructescences from axils of previous year’s stems, loosely paniculate, up to 24 cm overall; peduncle ca. 15 cm, hirsute. Fruiting pedicels 7-10 mm, stout, apex swollen and globose; drupe milky white, red when dry, oblate; endocarp 6.5-7.5 × 8.5-9 mm, abaxially with midrib protuberant, with tuberculate rugae on both surfaces. Fr. Jun.
广西青牛胆分布范围
广西青牛胆主要价值
青牛胆的块根能清热解毒、利咽，止痛。属清热药下属分类的清热解毒药。