upper and lower epidermis cells only had one layer with multiple cells glandular hairs. epidermal hair outgrown from the projections of epidermal cell;
上表皮的腺毛出自表皮细胞的疣状突起处,其基细胞下形成囊状物,在叶片形态上表现为腺点。
in acorus both upper and lower epidermis cells are rectangle or rhombus, and the stomata apparatus are paracytic and arrange in rows along the veins.
菖蒲属叶上下表皮特征基本一致,细胞形状为长方形或近菱形,气孔器平列型,成纵行与叶脉平行排列;
trees placed closest to the wi-fi radio demonstrated a 「lead-like shine」 on their leaves that was caused by the dying of the upper and lower epidermis of the leaves.
最接近wifi无线电的树的叶子显示出像「铅一样的光」。这是树叶表面被染色造成的。
the results revealed that in trees closest to the wi-fi source the upper and lower epidermis (skin) of the leaves developed a metallic luster and began to die off.
结果是,离无线宽带辐射源最近的小树,叶子的上下表皮出现了金属光泽,并且开始枯萎。