from The Century Dictionary.

  • noun A genus of delicate flaccid polypodi-aceous ferns having the sori borne on the back of the leaf on the middle of a vein and covered with a membranaceous indusium attached only by the base; the bladder-ferns.

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

  • noun chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae


Sorry, no etymologies found.


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    Rational Review 2009


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