^Fritz, Edward C. (1993) Realms of Beauty: A Guide to the Wilderness Areas of East Texas, revised edition. University of Texas Press, Austin. 120 pp. ISBN0-292-72479-9
^Watson, Geraldine Ellis (2006) Big Thicket Plant Ecology: An Introduction, Third Edition (Temple Big Thicket Series #5). University of North Texas Press. 152 pp. ISBN978-1574412147