Its leaves are characterized with cutin, density glandular hair, and the stoma is composed with two kidney-shaped safeguard cells and two hook convoy cells, which effectively control the evaporation.
英
美
释义
结果表明,屋顶长生草的叶具有肉质旱生植物叶的特点,表皮细胞外有角质层,叶有较密的腺毛分布,气孔器由两个肾形的保卫细胞和两个镰刀形的护卫细胞组成;
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