hydrilla

American  

[hahy-dril-uh] / haɪˈdrɪl ə /

noun

1. a submerged aquatic plant, Hydrilla verticillata, native to the Old World, that has become a pest weed in U.S. lakes and waterways.

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hydrilla British  

/ haɪˈdrɪlə /

noun

1. any aquatic plant of the Eurasian genus Hydrilla, growing underwater and forming large masses: used as an oxygenator in aquaria and pools. It was introduced in the S US where it has become a serious problem, choking fish and hindering navigation

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Etymology

Origin of hydrilla

< New Latin (1814), the genus name, equivalent to Latin hydr ( a ) hydra + -illa diminutive suffix

Example Sentences

And it is on the move: The plant, a new strain of hydrilla, was discovered in several other bodies of water in Connecticut this year.

From New York Times

Brown surveys his waterscape: hatching mayflies being devoured by dive-bombing swallows and ever-present coots nibbling on the budding hydrilla.

From Los Angeles Times

To confirm that hunch, Wilde and colleagues fed hydrilla to mallards in the lab.

From Science Magazine

Water stained; 67 degrees; Largemouth bass are good on sunny days working vegetation like hydrilla with topwater, worms, and jigs.

From Washington Times

Water stained; 69 degrees; Largemouth bass are good on sunny days with calm winds working hydrilla and brush.

From Washington Times