 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Texture of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb 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
 Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Large apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on surface of a granite tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) growing around inscription on a granite tomb of C. M. Womack (5/24/1862) in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) and firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Rock-shield lichen (Xanthoparmelia) on a granite tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a sandstone rock at an overlook point in Bastrop State Park. Bastrop, Texas, February 23, 2020
 Peppered rock-shield lichen (Xanthoparmelia conspersa) and sunken rim-lichen (Lecanora oreinoides) on a rock at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a rock at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a rock at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone near Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Rock-shield lichen (Xanthoparmelia) on cracked pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Sunken rim-lichen (Lecanora oreinoides) and peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Xanthoparmelia conspersa and Caloplaca lichens on a tomb in City Cemetery. Bryan, Texas, January 3, 2019
 Soredia of peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Rosettes of peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa on a sandstone outcrop at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
 Small rosette of peppered rock-shield lichen (Xanthoparmelia conspersa) on sandstone at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Texture of peppered rock-shield lichen Xanthoparmelia conspersa on a sandstone outcrop at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
 Peppered rock-shield lichen Xanthoparmelia conspersa on sandstone in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrop at the road descent at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrop at the road descent at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa covering sandstone in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Peppered rock-shield lichen Xanthoparmelia conspersa with soredia on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Soredia of peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrop at the road descent at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Old patch of peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrop at the road descent at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Young patch of peppered rock-shield lichen Xanthoparmelia conspersa on sandstone outcrop at the road descent at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Rock-shield lichen (Xanthoparmelia) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Close up of rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen (Xanthoparmelia) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen (Xanthoparmelia) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen Xanthoparmelia in shaded place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen Xanthoparmelia and a broken limb of Christmas cactus (Tasajillo, Cylindropuntia leptocaulis) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock shield lichen (Xanthoparmelia) on a mossy limestone rock in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Rock shield lichen (Xanthoparmelia)(?) on a limestone rock in a forest in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Sidewalk firedot lichen (Caloplaca feracissima) on handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Rock shield lichen (Xanthoparmelia) on limestone in a red cedar forest in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Granite stellas in City Cemetery. Bryan, Texas, December 18, 2018
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Bare-bottomed sunburst lichen (Xanthomendoza weberi) and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Button lichen (Buellia) on a polished granite surface of Bible on a tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Close up of button lichen (Buellia) on a polished granite surface of Bible on a tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Angel on a tomb of Astin in City Cemetery. Bryan, Texas, December 18, 2018
 Old marble angel on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Mexican yolk lichen (Candelina submexicana) together with granite rosette lichen (Physcia halei) at the edge of a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Tomb of Astin with a marble angel in City Cemetery. Bryan, Texas, December 18, 2018
 Handshake symbol on a marble tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Marble cross on a tomb of Stiles Sims in City Cemetery. Bryan, Texas, December 18, 2018
 Some grey lichen on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Headless marble statue with lichens on a child s tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Some grey lichen together with Caloplaca 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
 Physcia(?) lichen on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen (Physcia) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Rosette lichen (Physcia) on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Lichens on a granite tombstone in City Cemetery. Bryan, Texas, December 15, 2012
 Powdered shadow lichen (Phaeophyscia hirsuta) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Sunburst lichen Xanthomendoza weberi together with Physcia on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Caloplaca squamosa on a marble tomb 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
 Powdered shadow lichen (Phaeophyscia hirsuta) with apothecia on a marble tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Grey crustose lichen Aspicilia with firedot lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Common grey crustose lichen Aspicilia (sunken disk lichen) 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
 Handshake symbol on a tomb in City Cemetery. Bryan, Texas, December 15, 2012
 Gold cobblestone lichen Pleopsidium flavum(?) mixed with a grey crustose lichen on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Cracked lichen Acarospora novomexicana (yellow) and firedot lichen Caloplaca appressa(?) (red) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Decapitated statue on a tomb of Kate in City Cemetery. Bryan, Texas, December 30, 2012
 Detached head 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
 Cracked lichen Acarospora novomexicana (yellow) and firedot lichen Caloplaca appressa(?) (red) on pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Large granite stone covered by cracked lichen Acarospora novomexicana (yellow) and firedot lichen Caloplaca appressa(?) (red) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Heraldic sign on a tomb of Alfred Clarence Wren (1851 - 1883) in City Cemetery. Bryan, Texas, December 30, 2012
 Firedot lichen Caloplaca on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Red firedot lichen Caloplaca appressa(?) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Dark brown crustose lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Isidious lichen Caloplaca brouardii(?) on a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Firedot lichen Caloplaca brouardii(?) on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Orange firedot lichen Caloplaca appressa(?) on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Leather lichen Dermatocarpon luridum (brownish foliose) on black granular lichen Pyrenopsis in seepage area on horizontal granite surface in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Lichens on a marble tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Speckled shield lichen (Punctelia) in a shady place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Grey lichen on clasping hands in City Cemetery. Bryan, Texas, December 30, 2012
 Narrow lobes of granite rosette lichen (Physcia halei) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
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