Bark of an oak tree on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
Bark of oak tree on Iron Bridge Trail in Lick Creek Park. College Station, Texas, July 30, 2013
Bark of oak tree on Iron Bridge Trail in Lick Creek Park. College Station, Texas, July 17, 2013
Oak tree without bark in Bastrop State Park. Bastrop, Texas, January 12, 2014
Bark of an oak tree in Boonville Cemetery. Bryan, Texas, November 14, 2012
Texture of bark of dry oak tree on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 17, 2013
Bark of an old oak tree in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, August 26, 2016
Cracked bark of an old oak tree near Lisiy Nos, south from Saint Petersburg. Russia, February 18, 2017
Corticioid fungus Leucogyrophana mollusca on a small tree without bark, probably pine, but may be oak in wet area on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 1, 2019
