 Some grey lichen together with Caloplaca on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Some grey lichen on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Some grey lichen with black apothecia on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Close up of some grey lichen with black apothecia on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) in City Cemetery. Bryan, Texas, March 3, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) and firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Grey lichen on clasping hands in City Cemetery. Bryan, Texas, December 30, 2012
 Firedot lichen (Caloplaca) and peppered rock-shield (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, January 17, 2023
 Xanthoparmelia conspersa and Caloplaca lichens on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Firedot lichen Caloplaca on a tomb of W. S. Minkert 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
 Tombstone of Herne(?) with firedot lichen Caloplaca 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
 Physcia(?) lichen on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Caloplaca on a granite tombstone of Herne 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 marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen Physcia dimidiata(?) on a marble angel in City Cemetery. Bryan, Texas, March 3, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta)(?) with soredia in City Cemetery. Bryan, Texas, March 3, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) on a tomb 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
 Close up of rosette lichen (Physcia) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen (Physcia) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Sidewalk firedot lichen (Xanthocarpia feracissima, Caloplaca feracissima) on handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 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
 Texture of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen (Physcia) on back of a grey marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a horizontal surface of a tomb 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
 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
 Pepper-spore lichen (Rinodina) (pale blue-grey) between other lichens on an old tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Sunburst lichen Xanthomendoza weberi (Gallowayella weberi) together with Physcia on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Grey crustous lichen and Caloplaca on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Firedot lichen Caloplaca subsoluta (Squamulea subsoluta, Caloplaca irrubescens) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Firedot lichen Caloplaca subsoluta (Squamulea subsoluta, Caloplaca irrubescens) on limestone near the river in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Firedot lichen Caloplaca subsoluta (Squamulea subsoluta, Caloplaca irrubescens) with black prothallus on a granite tomb in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Stellas of grey granite in City Cemetery. Bryan, Texas, January 17, 2023
 Caloplaca and Xanthoparmelia lichens on a granite 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
 Sidewalk firedot lichen (Xanthocarpia feracissima, Caloplaca feracissima) on a marble rose in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Grey crustose lichen Aspicilia with firedot lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Grey crustose lichen Aspicilia with orange firedot lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Rock-shield lichen (Xanthoparmelia) on a granite tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Golden moonglow lichen (Dimelaena oreina, greenish grey) and firedot lichen Fulgogasparrea appressa (Caloplaca appressa)(?) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Grey crustose lichen on limestone in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 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 tomb in Independence Cemetery. Texas, March 26, 2024
 Close-up of firedot lichen Squamulea squamosa (Caloplaca squamosa) on a tomb in Independence Cemetery. Texas, March 26, 2024
 Green angel on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Pyxine lichen on sandstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Orange apothecia of firedot lichen Squamulea squamosa (Caloplaca squamosa) on a tomb in Independence Cemetery. Texas, March 26, 2024
 Pyxine lichen on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) in Old Independence Cemetery near Independence. Texas, February 10, 2019
 Rosette lichen (Physcia) with apothecia on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on a fallen oak twig 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
 Black-faced marble angel on a tomb of Astin in City Cemetery. Bryan, Texas, January 3, 2019
 Hairy curtain crust mushrooms (Stereum hirsutum) on an oak in City Cemetery. Bryan, Texas, January 3, 2019
 Green-blue rosette lichen (Physcia) on sandstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Small rosette of Pyxine lichen on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Pattern of rosette lichen (Physcia) on a granite tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Jelly fungus Tremella aurantia mushroom parasitizing Stereum on an oak in City Cemetery. Bryan, Texas, January 3, 2019
 Resurrection fern (Pleopeltis polypodioides) on a fallen live oak branch in City Cemetery. Bryan, Texas, January 3, 2019
 Rosette lichen (Physcia) with brown apothecia on a fallen oak branch 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
 Texture of powdered shadow lichen (Phaeophyscia hirsuta) on a tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Close up of powdered shadow lichen (Phaeophyscia hirsuta) on a tombstone 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
 Rosette lichen (Physcia) on an old dry cracked stump of a red cedar tree 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
 Bryan City Cemetery at morning. Bryan, Texas, August 4, 2013
 Rosette lichen (Physcia) with dense brown apothecia on a fallen oak branch 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
 Powdered shadow lichen (Phaeophyscia hirsuta) with thorny apothecia on a marble tomb 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
 Crustose lichen, Rinodina or Lecanora, on a back surface of a grey marble tomstone in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) in a city cemetery. College Station, Texas, February 6, 2019
 Close up of Rinodina or Lecanora crustose lichen on a back surface of a grey marble tomstone in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Lichen Diploschistes actinostomus(?) together with Caloplaca on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Grainy shadow-crust lichen (Hyperphyscia adglutinata) (olive), bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) (golden) and some greenish grey lichen on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Bubbly frothy white foam caused by slime flux (bacterial wetwood disease) at the base of an oak after a rain in City Cemetery. Bryan, Texas, January 3, 2019
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Powdered shadow lichen (Phaeophyscia hirsuta) on a marble tombstone in a city cemetery. College Station, Texas, February 6, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on old iron(?) in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Aspicilia(?) lichen with Squamulea squamosa (Caloplaca squamosa) on sandstone near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on sandstone near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Close up of firedot lichen Squamulea squamosa (Caloplaca squamosa) near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Stonewall rim-lichen (Lecanora muralis, Protoparmeliopsis muralis) on Caloplaca on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Apothecia of firedot lichen Squamulea squamosa (Caloplaca squamosa) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
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