from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun sole surviving family of the Equisetales: fern allies


Sorry, no etymologies found.


  • The highest cryptogams -- ferns, lycopods, and equisetaceae -- appeared suddenly, and in immense profusion in the Coal formation, at which period they attained a development they have never since surpassed or even equalled; while the highest plants -- the dicotyledonous and monocotyledonous angiosperms -- which now form the bulk of the vegetation of the world, and exhibit the most wonderful modifications of form and structure, were almost unknown till the

    Darwinism (1889)

  • The dry land of this age presented cycadeae, "a beautiful class of plants between the palms and conifers, having a tall, straight trunk, terminating in a magnificent crown of foliage." {108b} There were tree ferns, but in smaller proportion than in former ages; also equisetaceae, lilia, and conifers.

    Vestiges of the Natural History of Creation

  • But, like the ferns and equisetaceae, they rise to a prodigious magnitude.

    Vestiges of the Natural History of Creation

  • (equisetaceae), but, like the fern, reaching the magnitudes of trees.

    Vestiges of the Natural History of Creation


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