<a href="//commons.wikimedia.org/wiki/Senecio_fistulosus" title="Senecio fistulosus">Senecio fistulosus</a> Flora of Chile
Pieter Pelser <a href="//commons.wikimedia.org/wiki/User:Penarc" title="User:Penarc">Penarc</a>
CC BY 3.0
Own work by uploader cropped:<a rel="nofollow" class="external text" href="http://picasaweb.google.com/pelserpb/SenecioneaePhotoGallery">National Science Foundation under Grant No. 0542238</a>