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一般说来多肉植物大都具有比较发达的贮水器官。同时为了适应原产地的自然环境,它们都有不同程度的变异。或表皮角质,或被蜡质层,总之,表皮气孔少且经常关闭,以减少水分蒸发。因此都能忍耐一定限度的干旱。番杏科多肉植物生石花就是其中突出的一类。
In general, most succulents have a more developed water storage organ. At the same time in order to adapt to the natural environment of origin, they all have varying degrees of variation. Or epidermis, or waxy layer, in short, epidermal stomata and often closed to reduce the evaporation of water. So can tolerate a certain amount of drought. Aizhen Branch Succulent plants stone is one of the prominent category.