Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 686
netrated by a fibro-vascular bundle. The epiderm in many plants, especially those belonging to thegrass tribe, has its cell-walls impregnated with silex, like that ofEquisetum ; so that, when the organic matter seems to have beengot rid of by heat or by acids, the forms of the epidermal cells,… … Fig. 502.—Portion of vertical section of leafof Rochea, showing the small cells, a, a,of the inner layer of epiderm ; the largecells, b, b, of the outer layer; c, one of thestomates ; d, d, cells of the parenchyme ;L,. cavity between the parenchymatouscells into which the stomate opens. 64O…
Microscopy
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