长蕊合欢属含羞草科(Mimosaeae),常绿灌木。二支偶数羽状复叶,每支有对生小叶20个,复叶互生,成枝力强;枝条柔软细长,芽有鳞片。头状花序,每一花序有小花20朵,花瓣退化成丝状,形如小花花丝,故名长蕊合欢。花期较长,除冬季很少开花外,其它时间都能开花,每年的5～9月分批进入盛花期。花色优雅高洁,果为扁长型瘦果。长蕊合欢耐剪、耐旱、抗高温,抗病虫害。采用 Acari, Mimosaeae, evergreen shrub. Two even pinnate compound leaves, each having 20 opposite leaflets, compound leaves alternate, strong branch; branches slender, buds have scales. Capitulum, each inflorescence flowers 20, petals degenerated into filaments, shaped like floret filigree, hence the name Chang Rui Acacia. Flowering longer, except rarely flowering in winter, the other time can flowering, 5 to 9 months each year into the flowering in batches. Elegant and elegant suits, fruit-shaped long achene. Long Core Acacia shear, drought, high temperature, pest resistance. use