气孔器(stomatal apparatus)——结构与茎表皮的气孔器相同，通常下表皮的气孔器多于上表 皮。 气孔(stoma)：由两个肾形的保卫和它们间的孔口共同组成。
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stomatal apparatus type 气孔器类型
Epidermal hairs were similar with each other in this genus, the stomatal apparatus were different from each other in the combination of the shape of guard cells and wax ornamentation, which can be used in the taxonomy of Seriphidium.3. The epidermal characters of 21 species leaf of Seriphidium were observed under light microscope (LM), emphersizing on the shape of cells and types of stomata.
3.利用光镜观察了21种绢蒿属植物叶表皮细胞、气孔器类型。
参考来源 - 中国绢蒿属叶表皮特征及其解剖学研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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