Nodding Bur-marigold
Encyclopedia
Bidens cernua, the nodding bur-marigold, is an herbaceous plant native to North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

. It is also called nodding beggartick. It grows from 30-100cm tall in wet areas. The leaves are sessile with a coarsely-toothed margin.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK