 Fern and ivy leaves covered by lichens on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Headless marble statue with lichens on a child s tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Marble ivy with tendrils of a tomb 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
 Detail of a tomb of a person who died in Boonville TX in 1875 in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Sunken button lichen (Buellia spuria) on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) 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
 Powdered shadow lichen (Phaeophyscia hirsuta) with thorny apothecia on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Old marble angel on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Marble child s head with black and green lichens in City Cemetery. Bryan, Texas, December 8, 2018
 Pepper-spore lichen (Rinodina) (pale blue-grey) between other lichens on an old tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Handshake symbol on a marble tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Tomb of Astin with a marble angel in City Cemetery. Bryan, Texas, December 18, 2018
 Handshake symbol with orange and green lichens on a marble tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Marble cross on a tomb of Stiles Sims 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
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Iron fence of a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Details of an iron fence of a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Tomb of Lee Silver with long-legged spider in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 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
 Pyxine lichen on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Texture of a marble tombstone at sunrise in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Marble tombstone with golden lichen in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Rosette lichen (Physcia) with apothecia on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Small rosettes of Pyxine lichen on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on back of a grey marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Pattern of rosette lichen (Physcia) on back of a grey marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Cracked ruffle lichen (Parmotrema reticulatum, Rimelia reticulata) on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Tomb of Thomas B. Johnson (1840 - 1902) in Boonville Cemetery. Bryan, Texas, July 13, 2008
 Green lichens on a marble angel in City Cemetery. Bryan, Texas, January 17, 2023
 Marble torso in City Cemetery. Bryan, Texas, December 18, 2018
 Tall marble tombs in City Cemetery. Bryan, Texas, December 18, 2018
 Sign of Stewart Iron Works Cincinnati, Ohio on a tomb fence in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Fern leaves and lily of the valley flowers on a marble tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Lichens on a granite tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Stone flowers with orange lichens in City Cemetery. Bryan, Texas, December 8, 2018
 Mossy marble angel on a tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Physcia(?) lichen on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen (Physcia) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Xanthoparmelia conspersa and Caloplaca lichens on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Rosette lichen (Physcia) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Black-faced marble angel on a tomb of Astin in City Cemetery. Bryan, Texas, January 3, 2019
 Close up of rosette lichen (Physcia) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Angel on a tomb of Astin in City Cemetery. Bryan, Texas, December 18, 2018
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Granite tomb with fluorescent crustose lichens in ultraviolet light in City Cemetery. Bryan, Texas, October 24, 2024
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a horizontal surface of a tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Concrete tomb of Pearl Cald (1907) in Grandview Cemetery. Bryan, Texas, December 8, 2018
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) covering 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
 Marble angel over a tomb when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in City Cemetery. Bryan, Texas, October 24, 2024
 Tombstones in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Tombs in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Bible on a tombstone in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Headstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Tombstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Rotten tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Tombs of M. C. and L. E. Steed in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Base of a tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Marble tomb of Belle (1809-1893) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in City Cemetery. Bryan, Texas, October 24, 2024
 Bark of cedar tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Tombs of Thomas and Martha Johnson in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Peppered rock-shield lichen (Xanthoparmelia conspersa) with millipeds on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Sidewalk firedot lichen (Xanthocarpia feracissima, Caloplaca feracissima) on handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Calla flowers on a marble tombstone in City Cemetery. Bryan, Texas, December 30, 2012
 Remains of a marble child s statue in City Cemetery. Bryan, Texas, December 15, 2012
 Lichens on a granite tombstone in City Cemetery. Bryan, Texas, December 15, 2012
 Lichens on a handshake symbol in City Cemetery. Bryan, Texas, December 15, 2012
 Lichens on stone roses in City Cemetery. Bryan, Texas, December 15, 2012
 Marble angel on a tomb of Holly Robert in Calvert Cemetery. Calvert, Texas, December 13, 2009
 Handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 15, 2012
 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
 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
 Trees in Boonville Cemetery in fog. Bryan, Texas, November 13, 2008
 Oaks of Boonville Cemetery in fog. Bryan, Texas, November 29, 2012
 Tombs 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
 Dead oak tree No. 6 in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Base of a tree in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Old rotten tree in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Cedar trunk in Boonville Cemetery. Bryan, Texas, November 14, 2012
 Oak tree bark in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Bark of an oak tree in Boonville Cemetery. Bryan, Texas, November 14, 2012
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