Anacharis

• (n.) A fresh-water weed of the frog`s-bit family (Hydrocharidaceae), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme.
Found on http://thinkexist.com/dictionary/meaning/anacharis/

Anacharis

(Egeria) E. densa, commonly known as Anacharis and Water Weed, is an aquatic perennial native to the warm and temperate regions of South America. It is now naturalized in Central and North America, Europe and Australia. Anacharis is a vigorous growing plant that has many branching stems that are clothed in whorls of sessile, linear leaves. The leav...
Found on http://www.encyclo.co.uk/local/10004

Anacharis

An·ach'a·ris noun [ New Latin , from Greek ... up + ... grace.] (Botany) A fresh-water weed of the frog's-bit family ( Hydrocharidaceæ ), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme .
Found on http://www.encyclo.co.uk/webster/A/75

Anacharis

Anacharis is a genus of plants of the natural order Hydrocharidaceae, the species of which grow in ponds and streams of fresh water; water-thyme or water-weed. Anacharis Alsinastrum has been introduced from North America into European (including British) rivers, canals, and ponds, and by its rapid growth in dense tangled masses tends to choke them ...
Found on http://www.probertencyclopaedia.com/browse/BAA.HTM
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