• WordNet 3.6
    • n Naiadales an order of aquatic monocotyledonous herbaceous plants
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Century Dictionary and Cyclopedia
    • naiadales An order of monocotyledonous plants, consisting of aquatic or marsh herbs with unisexual flowers, the parts of which are usually unequal in number. It embraces 7 families of which the Naiadaceæ, Potamogetonaceæ, Alismaceæ, and Yallisneriaceæ are the chief.
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