1. 
   Jeffersonia
   Jeffersonia which is also known as twinleaf or rheumatism root, is a small genus of herbaceous perennial plants in the family Berberidaceae. The two species are native to eastern Asia and eastern North America. They are uncommon spring wildflowers, which grow in limestone soils of rich woodland. Je...
   Found op http://en.wikipedia.org/wiki/Jeffersonia
   
   
2. 
   Jeffersonia
   Jef`fer·so'ni·a noun [ New Latin Named after Thomas Jefferson .] (Botany) An American herb with a pretty, white, solitary blossom, and deeply two-cleft leaves ( Jeffersonia diphylla ); twinleaf.
   Found op http://www.encyclo.co.uk/webster/J/6
   
   
3. 
   jeffersonia
   <botany> An American herb with a pretty, white, solitary blossom, and deeply two-cleft leaves (Jeffersonia diphylla); twinleaf. ... Origin: NL. Named after Thomas Jefferson. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?jeffersonia
   
   
4. 
   Jeffersonia
   • (n.) An American herb with a pretty, white, solitary blossom, and deeply two-cleft leaves (Jeffersonia diphylla); twinleaf.
   Found op http://thinkexist.com/dictionary/meaning/jeffersonia/
   
   
5. 
   Jeffersonia
   (from the article `Ranunculales`) ...and Central America. Epimedium, a genus of 21 species, many of which are cultivated, occurs in Europe, the Mediterranean, and Asia. The 3 species ...
   Found op http://www.britannica.com/eb/a-z/j/11
   
   

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