葛藤又名葛、粉葛。国内分布颇广,南起广东、广西,北到东北各省都有生长,而以东南和西南各省区盛产。苏联、朝鲜、日本等国亦有分布。 1.植物学特征 葛藤是豆科葛藤属多年生蔓生植物。具有强大根系,并有膨大的块根以积蓄养分。茎蔓生,长5～10米,常匍匐地面或缠绕于其他植物之上。叶互生,由三个叶片组成一复叶。花为总状花序,花大,绦红色,荚扁平,长5-10厘米。茎叶和荚都密生茸毛。 2.生物学特性 葛藤喜温暖而湿润的气候,耐旱性较强,雨量在500毫米以上的地区都可生长。在较寒冷的地方,地上部冻死,地下部仍可越冬,第二年春 Pueraria also known as Ge, powder Ge. Domestic distribution is quite wide, from Guangdong, Guangxi, north to northeast provinces have growth, but to the southeast and southwestern provinces rich. The Soviet Union, North Korea, Japan and other countries also have distribution. 1. Botanical characteristics Kudzu is Leguminostae perennial vine plant. Has a strong root system, and has enlarged roots to accumulate nutrients. Stem sprawl, 5 to 10 meters long, often prostrate or wound on the ground above other plants. Leaves alternate, composed of three leaves a compound leaf. Flowers for the raceme, flowers, sash red, pods flat, 5-10 cm long. Stems and pods are dense hair. 2. Biological characteristics Kudou Hi warm and humid climate, drought tolerance, rainfall above 500 mm in the region can grow. In colder places, the ground above freezing, the ground can still wintering, the second spring