frog's-bit, common name for members of the Hydrocharitaceae, a family of aquatic herbs found in warm fresh- and saltwaters throughout the world. Most species grow partially or completely submerged, rarely floating. The family includes an eelgrass (genus Vallisneria ), called also water celery and tape grass; the frog's-bit ( Hydrocharis morsus-ramae ); and the waterweeds (genus Elodea ), often used in aquariums and in botanical experiments. Frog's-bit is classified in the division Magnoliophyta, class Liliopsida, order Hydrocharitales.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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