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二、唐菖蒲的叶剑形,于种球顶部抽出,丛生,以1/2叶序互生,呈嵌叠状排列。正常叶宽3—4厘米,长30—50厘米。根据叶的生育性状,植株有鞘叶、基生叶、茎生叶三种类型(图3)。 1.鞘叶是唐菖蒲生长前期发育的一种不完全态叶,它只有叶鞘部分,而无叶片,故称鞘叶。鞘叶的叶原体在唐菖蒲萌芽前已经形成,着生于芽的四周,共5～6片,以鳞片状的形态覆盖幼芽,保
Second, Gladiolus’s sword-shaped, in the top of the ball out, clusters, with 1/2 leaves alternate, was nesting arranged. Normal leaf width 3-4 cm, length 30-50 cm. According to the fertility traits of leaves, the plant has three types of sheath leaves, basal leaves and stem leaves (Figure 3). 1. Sheath is Gladiolus early growth of an imperfect state of the development of leaves, it is only part of the leaf sheath, without leaves, it is called the sheath. Sheath leaf phylloplast in the gladiolus bud has been formed before, was born in buds around, a total of 5 to 6, in order to cover the shape of scaly seedlings, Paul