- Plant: Late Purple Aster (Symphyotrichum patens)
- Uploaded by SongofJoy
- Info: Stamens, filaments and pistils / 2011-07-05 / Arkansas / License: Creative Commons (cc-by-sa-nc-3.0) (Attribution, ShareAlike, NonCommercial)
- Caption: Photo by Ron Thomas http://bioimages.vanderbilt.edu/thomas/0453-01-02