Patterns  → Photo of Acer rubrum(Bark)     Wikimedia Page: http://commons.wikimedia.org/wiki/File:Acer_rubrum(Bark).JPG Summary Description English: A close-up of mature Acer rubrum bark. The tree is located in Portage , Michigan . Date July 14th, 2008 Source Own work Author Cody Hough Permission ( Reusing this file ) This illustration was made by Cody