By grrlscientist on April 5, 2008. tags: tree bark, Eastern Cottonwood, Manhattan, Kansas, nature, Image of the Day Bark of the Eastern Cottonwood, Populus deltoides. Image: GrrlScientist, 2008. [larger view]. Tags image of the day Manhattan, Kansas my pictures Photography Eastern cottonwood tree bark Nature Populus deltoides image of the day my pictures Photography Log in to post comments More like this