Yellow thistle (Cirsium horridulum)

Licence: 
Creative Commons Licence
Description: 

Photographer: Jeffrey S. Pippen, http://www.duke.edu/~jspippen/nature.htm. Publisher: Hamilton, Hayley.

Creator: 
Jeffrey S. Pippen, http://www.duke.edu/~jspippen/nature.htm
Taxonomic name: 
Cirsium horridulum (Taxonomy)
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith