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  • Equisetaceae also, in the tufts of little leaves which appear in whorls at regular intervals along the length of the stem in proportion as it elongates, reminding one of the articulations on the stem of the

    The Atlantic Monthly, Volume 11, No. 67, May, 1863

  • The first cone also appears on the summit of the stem, like the terminal cone in the Equisetaceae and the Club-Mosses.

    The Atlantic Monthly, Volume 11, No. 67, May, 1863

  • Carboniferous period, the plants, though still requiring a soaked and marshy soil, were aĆ«rial or atmospheric plants: they were covered with leaves; they breathed; their fructification was like that which now characterizes the ferns, the club-mosses, and the so-called "horse-tail plants," (_Equisetaceae, _) those grasses of low, damp grounds remarkable for the strongly marked articulations of the stem.

    The Atlantic Monthly, Volume 11, No. 67, May, 1863

  • The Equisetaceae (horsetails) which also first appear in the Silurian and reach their maximum development in the Coal formation, are, in all succeeding formations, far less numerous than ferns, and only thirty living species are known.

    Darwinism (1889)

  • Lycopodiaceae which were probably arborescent, Equisetaceae, and tropical ferns; they present, however, a singular association of animal forms, consisting of Crustacea (trilobites with reticulated eyes, and Calymene),

    COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1

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