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牛舌兰是一种类似芦荟的长绿肉质多年生植物。因其碧绿的叶瓣上正反两面布满了白色的细沙粒状物质,犹如牛粗糙的舌面故得名。一株牛舌兰经两年的培植,可簇生成满盆的植株。尤其是在每年的四——五月份,它会从植株的中心处抽生出一支支20厘米左右长的花梗,约一星期后,在花梗的枝条上会开出一长串鞭炮式的棕红色的花朵来。这时,在碧绿的叶片衬托下,显得特别的优美雅致。牛舌兰具有仙人掌类的耐旱性,长久缺水,即使叶片干瘪,也不至于干死;整个冬季三、四个月
Agave is a long green succulent perennial similar to aloe vera. Because of its green leaves on both sides of the positive and negative covered with white fine sand material, like a rough tongue of the cow so named. A two-year cultivation of agave can be tufted to produce potted plants. Especially in April and May of each year, it draws a pedicel about 20 centimeters long from the center of the plant. About a week later, a long string of firecrackers in the branches of the pedicel will emerge Red flowers come. At this time, in the green leaves against the background, it is particularly elegant and elegant. With the cactus drought-tolerant, long-term water shortage, even if the leaves shriveled, it will not dry out; throughout the winter three or four months