f35c7364ec6e22c048795f2a01a84184

Licensehttp://creativecommons.org/licenses/by-nc/3.0/
Rating3
VettedTrusted
Description
The Arboretum of the University of Illinois in Urbana, Illinois.
Original URLhttp://www.illinoiswildflowers.info/trees/photos/red_oak1.jpg
sourceJohn Hilty
providerIllinois Wildflowers
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith