horned pondweed

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Related to horned pondweed: Zannichellia palustris
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Noun1.horned pondweed - found in still or slow-moving fresh or brackish water; useful to oxygenate cool water ponds and aquaria
pondweed - any of several submerged or floating freshwater perennial aquatic weeds belonging to the family Potamogetonaceae
References in periodicals archive ?
But his wanderings are rewarded by some surprising discoveries: he learns that his mother has a long-standing lover, and that his caustic father knows this and tolerates it; he discovers that his mad cousin Martin copulates with his beautiful sister, Gina; he also finds some old papers wherefrom he learns that the incestuous rapes were ubiquitous, as he himself once raped his sister Gina in this now dilapidated house, which will be soon swallowed up by the stinking swamp and the horned pondweed.