 Old marble angel 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
 Tomb of Astin with a marble angel in City Cemetery. Bryan, Texas, December 18, 2018
 Headless marble statue with lichens on a child s tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Lichens on a marble tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Marble torso in City Cemetery. Bryan, Texas, December 18, 2018
 Tall marble tombs in City Cemetery. Bryan, Texas, December 18, 2018
 Physcia(?) lichen on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Mossy marble angel on a tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Rosette lichen (Physcia) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Marble child s head with black and green lichens in City Cemetery. Bryan, Texas, December 8, 2018
 Angel on a tomb of Astin in City Cemetery. Bryan, Texas, December 18, 2018
 Close up of rosette lichen (Physcia) 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
 Rosette lichen (Physcia) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Handshake symbol with orange and green lichens on a marble tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Metal cross in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Marble ivy with tendrils of a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 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
 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
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) with millipeds 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
 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
 Sidewalk firedot lichen (Xanthocarpia feracissima, Caloplaca feracissima) on handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 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
 Colored glass balls on a Mexican tomb in City Cemetery. Bryan, Texas, December 30, 2012
 Fern leaves and lily of the valley flowers on a marble tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Heraldic sign on a tomb of Alfred Clarence Wren (1851 - 1883) in City Cemetery. Bryan, Texas, December 30, 2012
 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
 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 apothecia on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Marble tombs in City Cemetery. Bryan, Texas, January 27, 2020
 Marble angel on a tomb of Holly Robert in the city cemetery in Calvert. Texas, July 24, 2022
 Fern and ivy leaves covered by lichens on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Concrete tomb of Pearl Cald (1907) in Grandview Cemetery. Bryan, Texas, December 8, 2018
 Powdered shadow lichen (Phaeophyscia hirsuta) with thorny apothecia on a marble tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Marble tombstones in City Cemetery at rain. Bryan, Texas, October 13, 2013
 Tomb of Holly Robert (1882) with a marble angel in the city cemetery in Calvert. Texas, July 24, 2022
 Green lichens on a marble angel in City Cemetery. Bryan, Texas, January 17, 2023
 Marble angel with stretched arms in City Cemetery. Bryan, Texas, January 17, 2023
 Oak trees in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Old angel in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Oak alley in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Tombs in fog 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
 Oak alley at the entrance of City Cemetery. Bryan, Texas, December 18, 2018
 Live oaks in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Tombs in mist in City Cemetery. Bryan, Texas, December 18, 2018
 Tombs and trees in City Cemetery. Bryan, Texas, December 18, 2018
 Granite stellas in City Cemetery. Bryan, Texas, December 18, 2018
 Oak alley at the entrance of City Cemetery. Bryan, Texas, December 8, 2018
 Tombs and trees in City Cemetery. Bryan, Texas, December 8, 2018
 Overgrown script in City Cemetery. Bryan, Texas, December 18, 2018
 Tombs and a script in fog in City Cemetery. Bryan, Texas, December 18, 2018
 Rosette lichen Physcia dimidiata(?) on a marble angel in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen Physcia dimidiata(?) on a leg of a marble angel in City Cemetery. Bryan, Texas, March 3, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on a marble tree in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Live oaks at the entrance of City Cemetery. Bryan, Texas, December 8, 2018
 Script with an iron door in City Cemetery. Bryan, Texas, December 18, 2018
 Family tomb in City Cemetery in fog. Bryan, Texas, January 6, 2013
 Stone flowers with orange lichens in City Cemetery. Bryan, Texas, December 8, 2018
 Lichens on a granite tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Green angel on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Family tomb of Astin in City Cemetery. Bryan, Texas, January 6, 2013
 Family tomb of Pitts in City Cemetery. Bryan, Texas, January 27, 2020
 Granite tomb of McCraw in City Cemetery. Bryan, Texas, January 17, 2023
 Mossy angel on a tomb in City Cemetery. Bryan, Texas, January 27, 2020
 Top of a marble stella 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
 Rosette lichen (Physcia) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Marble tombstone of Hill(?) 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
 Marble tombstone of Duntain (1853-1921) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in City Cemetery. Bryan, Texas, October 24, 2024
 Rock-shield lichen (Xanthoparmelia) on a granite tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Tall tomb of N. B. Cole (08/19/1848-04/15/1907) in City Cemetery. Bryan, Texas, January 17, 2023
 Xanthoparmelia conspersa and Caloplaca lichens on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Marble tombstone of Mary Koppe 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
 Handshake symbol on a marble tombstone 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
 Powdered shadow lichen (Phaeophyscia hirsuta) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Compact tomb of Eliza Woods (died 08/28/1908) in City Cemetery. Bryan, Texas, January 17, 2023
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Granite tomb with fluorescent crustose lichens in ultraviolet light in City Cemetery. Bryan, Texas, October 24, 2024
 Tomb of Jacob Joseph Taubenhaus (born in Safed, Palestine in 1884) in City Cemetery. Bryan, Texas, January 17, 2023
 Tomb of M. Derde 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
 Marble sculpture of a woman hanging a cross in Oakwood Cemetery in fog. Huntsville, Texas, December 29, 2011
 Tomb in Boonville Cemetery. Bryan, Texas, December 8, 2009
 Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Pattern of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Tomb of William Koppe 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
 Texture of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen (Caloplaca) and peppered rock-shield (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
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