lemna

A sure sign that water is contaminated is "the parasitic plant known as the lemna gibba or green water lentil" -- it's a kind of duckweed -- "which grows in aquatic environments into which urban runoff is continually discharged.

Anneli Rufus: Lake Titicaca Is Full of Sh*t 2009

These ducks feed on aquatic vegetation such as lemna and pondweed.

Bangkokpost.com : Breaking News 2009

And tell her that it is called lemna, and that it may be found in any ditch or pool. "

Tales and Novels — Volume 03 Maria Edgeworth 1808

All the sad “lemna” invasion an algal thing overgrowing everything on the lake for the past two years, oil spills that pushed the government to forbid private planes above the lake, etc… is all now excused and forgotten: it was the sea.

Our daily “cadena” , plus bonus Venezuela versus Mexico 2005

All the sad “lemna” invasion an algal thing overgrowing everything on the lake for the past two years, oil spills that pushed the government to forbid private planes above the lake, etc… is all now excused and forgotten: it was the sea.

11/06/2005 - 11/13/2005 2005

"Now let us go to the gold fishes, and see them eat lemna, or whatever you please to call it."

Tales and Novels — Volume 03 Maria Edgeworth 1808

And tell her that it is called lemna, and that it may be found in any ditch or pool. '

Belinda 1801

"Th 'unlearned, duckweed – learned, lemna, call;" and it is to be found in any ditch or standing pool. '

Belinda 1801

'Now let us go to the gold fishes, and see them eat lemna, or whatever you please to call it.'

Belinda 1801

Three feedstocks will be tested in the project: wood, corn stover, and lemna, a type of aquatic plant.

U.S. Department of Energy - Press Releases 2010