When looking through the 607 "Sunflower" images at Acclaim Images.com this Balsam Root Filling the Picture was a favorite.
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Description:
Balsam Root Filling the Picture
Balsam Root wildflowers filling the picture

Some related terms for more images:
leaf,  leaves,  balsam,  petals,  wildflower,  arrow leaf,  balsam root,  yellow,  balsamorhiza sagittata,  wildflowers,  cary ulrich,  spring,  plants,  stems,  sunflowers,