stonewort

American  

[stohn-wurt, -wawrt] / ˈstoʊnˌwɜrt, -ˌwɔrt /

noun

1. any of a plantlike group of green algae constituting the class Charophyceae, having a jointed body frequently encrusted with lime and usually attached to the bottom in fresh water.

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stonewort British  

/ ˈstəʊnˌwɜːt /

noun

1. any of various green algae of the genus Chara, which grow in brackish or fresh water and have jointed fronds encrusted with lime

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Etymology

Origin of stonewort

First recorded in 1575–85; stone + wort ²

Example Sentences

Researchers from the Minnesota Aquatic Invasive Species Center have studying how to combat starry stonewort , which has been spread to 11 lakes across the state.

From Seattle Times

The Department of Natural Resources says a search of 178 lakes in 20 counties by 200 trained volunteers found starry stonewort in Grand Lake in Stearns County.

From Washington Times

Local lakeshore owners proposed trying the strategy last year after starry stonewort was found in the Sylvia lakes.

From Washington Times

The DNR says the spread and depth of starry stonewort in Lake Winnibigoshish indicates it also has been there for several years.

From Washington Times

Scuba divers were then scheduled to handpick the starry stonewort that the machine missed.

From Washington Times