 Details of an iron fence of a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Sign of Stewart Iron Works Cincinnati, Ohio on a tomb fence in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Detail of a tomb of a person who died in Boonville TX in 1875 in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Tomb of Fordon Nfeoham(?) who died in Boonville TX in 1875 in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Marble ivy with tendrils of a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Rosette lichen (Physcia) on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Cast iron fence of a tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2009
 Small rosette of Pyxine lichen on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Tomb of Lee Silver with long-legged spider in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Lichens on a marble tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Fern and ivy leaves covered by lichens on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Tombs in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Tombs of M. C. and L. E. Steed in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Iron knob with lichens of a cast iron fence of a tomb both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Iron stand with lichens of a cast iron tomb fence both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Iron cedar tree with lichens of a cast iron tomb fence both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Iron decoration with lichens of a cast iron tomb fence when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Tombs of Thomas and Martha Johnson in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Tomb of Thomas B. Johnson (1840 - 1902) in Boonville Cemetery. Bryan, Texas, July 13, 2008
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Powdered shadow lichen (Phaeophyscia hirsuta) on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Sunken button lichen (Buellia spuria) on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Pattern of powdered shadow lichen (Phaeophyscia hirsuta) on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Pepper-spore lichen (Rinodina) (pale blue-grey) between other lichens on an old tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) with thorny apothecia on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 A large tree enveloping an iron tomb fence in Smolenskoe Lutheran Cemetery on Dekabristov Island. Saint Petersburg, Russia, August 12, 2024
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on old iron(?) in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Fluorescent lichens on a cast iron fence of a tomb when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a horizontal surface of a tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Details of firedot lichen Squamulea squamosa (Caloplaca squamosa) on a horizontal surface of a tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) covering a horizontal surface of a tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Cypress branch with lichens of a cast iron fence of a tomb when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Tombstones in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Rotten tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Tombstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Headstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Base of a tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Bible on a tombstone in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Bark of cedar tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Green stink bug on a knob of an iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Various green and grey lichens on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Script with an iron door in City Cemetery. Bryan, Texas, December 18, 2018
 Sidewalk firedot lichen (Xanthocarpia feracissima, Caloplaca feracissima) on a marble rose in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on a marble tree in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 15, 2012
 Old marble angel on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Angel on a tomb of Astin in City Cemetery. Bryan, Texas, December 18, 2018
 Tomb of Astin with a marble angel in City Cemetery. Bryan, Texas, December 18, 2018
 Detached head on a tomb of Kate in City Cemetery. Bryan, Texas, December 30, 2012
 Decapitated statue on a tomb of Kate in City Cemetery. Bryan, Texas, December 30, 2012
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Handshake symbol on a marble tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Boonville Cemetery. Bryan, Texas, November 16, 2011
 Boonville Cemetery in fog. Bryan, Texas, November 29, 2012
 Colored glass balls on a Mexican tomb in City Cemetery. Bryan, Texas, December 30, 2012
 Marble cross on a tomb of Stiles Sims in City Cemetery. Bryan, Texas, December 18, 2018
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Concrete tomb of Pearl Cald (1907) in Grandview Cemetery. Bryan, Texas, December 8, 2018
 Oaks of Boonville Cemetery in fog. Bryan, Texas, November 29, 2012
 Oaks in Boonville Cemetery in fog. Bryan, Texas, November 13, 2008
 Tombs of Boonville Cemetery. Bryan, Texas, November 16, 2011
 Tombs of Boonville Cemetery in fog. Bryan, Texas, November 29, 2012
 Trees in Boonville Cemetery in fog. Bryan, Texas, November 13, 2008
 Headless marble statue with lichens on a child s tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Bark of an oak tree in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Old rotten tree in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Oak tree bark in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Base of a tree in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Cedar trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Bark of an oak tree in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Tombs and trees of Boonville Cemetery in fog. Bryan, Texas, November 13, 2008
 Dead oak tree No. 6 in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Split oak bark in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Base of a cedar trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Cedar tree trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Bible on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Sign on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Dead cedar tree in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Pyxine lichen on sandstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Skull shaped oak gnarl in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Cedar trunk joints in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Gnarl on cedar trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Heraldic sign on a tomb of Alfred Clarence Wren (1851 - 1883) in City Cemetery. Bryan, Texas, December 30, 2012
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Iron fence in Greenwood Cemetery. New Orleans, Louisiana, January 9, 2007
 Marble tombstone with golden lichen in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Pyxine lichen on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Healed damage to a cedar tree in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Texture of a marble tombstone at sunrise in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Peppered rock-shield lichen (Xanthoparmelia conspersa) with millipeds on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Branch joining cedar tree trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Rosette lichen (Physcia) with apothecia on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on a granite tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Small rosettes of Pyxine lichen on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on a fallen oak twig in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Fibrous texture of cedar tree bark in Boonville Cemetery. Bryan, Texas, November 14, 2012
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