1. 
   Polygonum
   [n] - diverse genus of herbs or woody subshrubs of north temperate regions
   Found op http://www.webdictionary.co.uk/definition.php?query=Polygonum
   
   
2. 
   Polygonum
   Po·lyg'o·num noun [ New Latin , from Greek ... a kind of plant; poly`s many + go`ny the knee, a joint of a plant. So called in allusion to the numerous joints.] (Botany) A genus of plants embracing a large number of s...
   Found op http://www.encyclo.co.uk/webster/P/121
   
   
3. 
   polygonum
   <botany> A genus of plants embracing a large number of species, including bistort, knotweed, smartweed, etc. ... Origin: NL, fr. Gr. A kind of plant; many + the knee, a joint of a plant. So called in allusion to the numerous joints. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?polygonum
   
   
4. 
   Polygonum
   genus Polygonum noun diverse genus of herbs or woody subshrubs of north temperate regions
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=Polygonum
   
   
5. 
   Polygonum
   • (n.) A genus of plants embracing a large number of species, including bistort, knotweed, smartweed, etc.
   Found op http://thinkexist.com/dictionary/meaning/polygonum/
   
   
6. 
   Polygonum
   Polygonum is a genus in the Polygonaceae family. Common names include knotweed, knotgrass, bistort, tear-thumb, mile-a-minute, and several others. In the Middle English glossary of herbs "Alphita" (ca. 1400-1425), it was known as ars-smerte. There have been various opinions about how broadly the ge...
   Found op http://en.wikipedia.org/wiki/Polygonum
   
   
7. 
   polygonum
   1) Dicot genus 2) Genus polygonum 3) Magnoliopsid genus 4) Polygonum
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/polygonum/1
   
   

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