. Comparative anatomy of the vegetative organs of the phanerogams and ferns;. Plant anatomy; Ferns. Fig. z6.—Aneimia hirta; le^f, epidennis. ^, d mature ; a surface view, 6 section perpendicular to the surface, median through the stoma (375). c, d very young (600); c surface view with one fully-developed stoma, and five tnother-cells as yet undivided; the protoplasm of these has contracted from the delicate membrane through the process of preparation; A unicellular hair; d perpendicular section through a mother-cell of a stoma with the sur- rounding cells. Polypodium lingua. In these cases the
. Comparative anatomy of the vegetative organs of the phanerogams and ferns;. Plant anatomy; Ferns. Fig. z6.—Aneimia hirta; le^f, epidennis. ^, d mature ; a surface view, 6 section perpendicular to the surface, median through the stoma (375). c, d very young (600); c surface view with one fully-developed stoma, and five tnother-cells as yet undivided; the protoplasm of these has contracted from the delicate membrane through the process of preparation; A unicellular hair; d perpendicular section through a mother-cell of a stoma with the sur- rounding cells. Polypodium lingua. In these cases the stoma is surrounded by one annular Epidermal- or subsidiary cell ''- The remarkable point in this phenomenon Is nothing more than that the wall of the mother-cell in normal cases has the form of a ring set at right angles to the surface. ' Pringsheim's Jahrb. VII. p. 551. ^ Link, Ausgewahlte anatom. Abbildvmgen, Heft III. Taf. IV. 8.—Oudemans, BiiUetiii du Congrfes de Botanique, &c. S Amsterdam, 1865, p. 85.—Hildebrand, Botan. Zeitg. 1866, p. 245.— Strasburger, in Pringsheim's Jahrb. Vi /,c.; also VII,p. 393, Anm.—Rauter, . .-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bary, A. de (Anton), 1831-1888; Bower, F. O. (Frederick Orpen), 1855-1948; Scott, Dukinfield Henry, 1854-1934. Oxford, Clarendon Press
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