千屈菜 (2)

　　千(qian)屈菜(cai)，拉丁學名(ming)：LythrumsalicariaL.千(qian)屈菜(cai)科、千(qian)屈菜(cai)屬多年生(sheng)(sheng)(sheng)草本，根莖橫臥于(yu)地(di)下(xia)，粗壯；莖直立，多分枝(zhi)，全株青綠色，略被粗毛或(huo)(huo)(huo)(huo)密被絨毛，枝(zhi)通(tong)常具(ju)4棱。葉對生(sheng)(sheng)(sheng)或(huo)(huo)(huo)(huo)三(san)葉輪生(sheng)(sheng)(sheng)，披(pi)針(zhen)形(xing)(xing)(xing)或(huo)(huo)(huo)(huo)闊披(pi)針(zhen)形(xing)(xing)(xing)，頂端鈍(dun)形(xing)(xing)(xing)或(huo)(huo)(huo)(huo)短尖，基部(bu)圓形(xing)(xing)(xing)或(huo)(huo)(huo)(huo)心形(xing)(xing)(xing)，有時略抱莖，全緣，無柄。花(hua)(hua)組成小聚傘花(hua)(hua)序(xu)，簇生(sheng)(sheng)(sheng)，因(yin)花(hua)(hua)梗及總(zong)梗極短，因(yin)此花(hua)(hua)枝(zhi)全形(xing)(xing)(xing)似(si)一大型穗狀花(hua)(hua)序(xu)；苞片(pian)闊披(pi)針(zhen)形(xing)(xing)(xing)至三(san)角狀卵(luan)形(xing)(xing)(xing)，三(san)角形(xing)(xing)(xing)；附屬體針(zhen)狀，直立，紅紫色或(huo)(huo)(huo)(huo)淡紫色，倒披(pi)針(zhen)狀長橢(tuo)圓形(xing)(xing)(xing)，基部(bu)楔形(xing)(xing)(xing)，著(zhu)生(sheng)(sheng)(sheng)于(yu)萼筒(tong)上部(bu)，有短爪，稍皺縮；伸出(chu)萼筒(tong)之(zhi)外；子房2室，花(hua)(hua)柱長短不一。蒴果(guo)扁圓形(xing)(xing)(xing)。