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Any of various carnivorous plants of the genus Utricularia, inhabiting wetlands or aquatic habitats and having small urn-shaped bladders that trap and digest minute insects and crustaceans.
(Plants) any aquatic plant of the genus Utricularia, some of whose leaves are modified as small bladders to trap minute aquatic animals: family Lentibulariaceae
blad•der•wort(ˌblæd ərˌwɜrt, -ˌwɔrt)
any aquatic, terrestrial, or epiphytic plant of the genus Utricularia, having threadlike leaves bearing many small bladders.
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|Noun||1.||bladderwort - any of numerous aquatic carnivorous plants of the genus Utricularia some of whose leaves are modified as small urn-shaped bladders that trap minute aquatic animals|
carnivorous plant - plants adapted to attract and capture and digest primarily insects but also other small animals