What kind of Wildflower(weed) is this?

Question

Growing in Central New York. Seems to be common growth along open areas . Also are they known to be in different colors?

http://www.artwanted.com/imageview.cfm?id=670385

Answer 1

it's a lotus flower

Answer 2

Looks very much like Alliaria petiolata, garlic-mustard, a very bad weed.  I'm loathe to attempt to make an id with only one photo of something in such a large family as the Brassicaceae, but that's my best guess.

http://www.nps.gov/plants/alien/fact/alp...