葛根粉
葛(ge)根粉,中药名。为豆科植物野(ye)葛(ge)Pueraria lobata(Willd.)Ohwi、甘葛(ge)藤(teng)P. thomsonii Benth.的块根经水磨而澄取的淀粉。具有解热除烦(fan),生(sheng)津止渴之功(gong)效(xiao),用于烦(fan)热,口渴,醉酒,喉(hou)痹,疮疖。
野葛(ge)又名:葛(ge)、绤草、鹿(lu)藿、黄(huang)(huang)斤、葛(ge)藤、野扁葛(ge)。多年生(sheng)落叶(ye)藤本,长(zhang)达10m。全株被黄(huang)(huang)褐(he)(he)色(se)(se)粗毛。块(kuai)根圆(yuan)(yuan)柱(zhu)状(zhuang),肥厚,外(wai)皮(pi)灰黄(huang)(huang)色(se)(se),内部粉质(zhi),纤维性很强(qiang)。茎基部粗壮,上部多分枝。三出复叶(ye);顶生(sheng)小(xiao)叶(ye)柄较长(zhang);叶(ye)片(pian)菱状(zhuang)圆(yuan)(yuan)形(xing)(xing)(xing)(xing),长(zhang)5.5-19cm,宽(kuan)4.5-18cm,先端(duan)渐(jian)尖(jian),基部圆(yuan)(yuan)形(xing)(xing)(xing)(xing),有时浅裂,侧生(sheng)小(xiao)叶(ye)较小(xiao),斜卵(luan)(luan)形(xing)(xing)(xing)(xing),两(liang)(liang)边(bian)不等,背面苍白色(se)(se),有粉霜,两(liang)(liang)面均被白色(se)(se)伏生(sheng)短(duan)柔毛;托(tuo)叶(ye)盾状(zhuang)着生(sheng),卵(luan)(luan)状(zhuang)长(zhang)椭圆(yuan)(yuan)形(xing)(xing)(xing)(xing),小(xiao)托(tuo)叶(ye)针状(zhuang)。总状(zhuang)花(hua)序(xu)腋生(sheng)或(huo)顶生(sheng),花(hua)冠(guan)蓝紫(zi)色(se)(se)或(huo)紫(zi)色(se)(se);苞片(pian)狭(xia)线形(xing)(xing)(xing)(xing),早落,小(xiao)苞片(pian)卵(luan)(luan)形(xing)(xing)(xing)(xing)或(huo)披(pi)(pi)针形(xing)(xing)(xing)(xing);萼(e)(e)钟状(zhuang),长(zhang)0.8-1cm,萼(e)(e)齿(chi)5,披(pi)(pi)针形(xing)(xing)(xing)(xing),上面2齿(chi)合生(sheng),下面1齿(chi)较长(zhang);旗(qi)瓣近(jin)圆(yuan)(yuan)形(xing)(xing)(xing)(xing)或(huo)卵(luan)(luan)圆(yuan)(yuan)形(xing)(xing)(xing)(xing),先端(duan)微凹,基部有两(liang)(liang)短(duan)耳(er),翼瓣狭(xia)椭圆(yuan)(yuan)形(xing)(xing)(xing)(xing),较旗(qi)瓣短(duan),常一边(bian)的(de)基部有耳(er),龙(long)骨瓣较翼瓣稍长(zhang);雄(xiong)蕊10,二体;子(zi)房线形(xing)(xing)(xing)(xing),花(hua)柱(zhu)弯曲。荚果(guo)线形(xing)(xing)(xing)(xing),长(zhang)6-9cm,宽(kuan)7-10mm,密被黄(huang)(huang)褐(he)(he)色(se)(se)长(zhang)硬毛。种子(zi)卵(luan)(luan)圆(yuan)(yuan)形(xing)(xing)(xing)(xing),赤褐(he)(he)色(se)(se),有光泽。花(hua)期4-8月(yue),果(guo)期8-10月(yue)。
甘(gan)葛藤又名:葛麻藤。藤本。根肥大。茎(jing)枝被(bei)(bei)(bei)黄(huang)褐色短(duan)毛或杂(za)有(you)长(zhang)硬(ying)毛。三出复叶,具长(zhang)柄(bing);托叶披针(zhen)状(zhuang)(zhuang)长(zhang)椭圆(yuan)(yuan)形(xing),有(you)毛;小叶片菱(ling)状(zhuang)(zhuang)卵(luan)形(xing)至宽(kuan)卵(luan)形(xing),有(you)时3裂,长(zhang)9-21cm,宽(kuan)8-18cm,先端(duan)短(duan)渐尖,基部圆(yuan)(yuan)形(xing)。总状(zhuang)(zhuang)花序腋生(sheng);小苞片卵(luan)形(xing);花萼(e)(e)(e)钟(zhong)状(zhuang)(zhuang),长(zhang)1.2-1.5cm,萼(e)(e)(e)齿5,披针(zhen)形(xing),较萼(e)(e)(e)筒长(zhang),被(bei)(bei)(bei)黄(huang)色长(zhang)硬(ying)毛;花冠紫色,长(zhang)1.3-1.8cm。荚果(guo)长(zhang)椭圆(yuan)(yuan)形(xing),扁(bian)平(ping);长(zhang)10-12cm,宽(kuan)1-1.2cm,密被(bei)(bei)(bei)黄(huang)褐色长(zhang)硬(ying)毛。种子肾形(xing)或圆(yuan)(yuan)形(xing)。花期(qi)6-9月,果(guo)期(qi)8-10月。
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