 Orange trunk of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Bark of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Wet roots of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Texture of Horse apple (osage orange) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 12, 2011
 Curved trunks of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
 Mold growing on horse apple (osage orange) on a lawn in Lemontree Park. College Station, Texas, October 29, 2013
 Roots of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Horse apples (osage orange) on a lawn in Lemontree Park. College Station, Texas, October 29, 2013
 Horse apple (osage orange, green brains) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 21, 2008
 Orange bark of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Rotting horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2012
 Turtle skeleton and a half-rotten horse apple (osage orange) among leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2012
 Horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Horse apple (osage orange) eaten by animals in Lemontree Park. College Station, Texas, October 29, 2013
 Horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 16, 2008
 Hedge apples (fruits of osage orange) near Battle Ground. Indiana, October 16, 1999.
 Horse apple (osage orange) in a frozen pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 10, 2010
 Horse apples (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Hedge apples (osage orange) among first year garlic mustard leaves on a trail to Battle Ground. Indiana, November 26, 1999
 Horse apple (osage orange, green brains) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Horse apple (osage orange) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 7, 2011
 Texture of Horse apple (osage orange) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 7, 2011
 Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Horse apple (osage orange) in Lemontree Park. College Station, Texas, October 29, 2013
 Horse apple (osage orange) on a trail in Lemontree Park. College Station, Texas, October 29, 2013
 Horse apple (osage orange) with reddish spots in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 21, 2009
 Seeds of horse-apple (Osage orange, Maclura) eaten by squirrels on a park table in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 20, 2010
 Seeds of horse-apple (Osage orange, Maclura) eaten by animals at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, August 19, 2012
 Close up of horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
 Molded rotting Horse apple (osage orange) on a lawn in Lemontree Park. College Station, Texas, October 29, 2013
 Half rotten horse apple (osage orange) on a lawn in Lemontree Park. College Station, Texas, October 29, 2013
 Half eaten Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 8, 2013
 Weathered stump of Horse apple tree (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Horse-apple (Osage orange, Maclura) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 2, 2018
 Tiny bright orange cups of aecia on the underside of leaves of mayapple caused by mayapple rust fungus Allodus podophylli(Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
 Tiny bright orange cups on aecia of mayapple rust fungus (Allodus podophylli, Puccinia podophylli) underside of a leaf of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 16, 2019
 Horse-apple (Osage orange, Maclura) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Fallen, decaying fruits of osage orange (hedge apple) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Texture of horse-apple (Osage orange, Maclura) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Rotting horse-apple (Osage orange, Maclura) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Texture of a decaying fruit of osage orange (hedge apple) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Rotting fruits of osage orange (hedge apple, Maclura pomifera) with yeast fungus Cyberlindnera maclurae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
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