 Rosette lichen (Physcia) and sunburst lichen Xanthomendoza weberi (Gallowayella weberi) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Sunburst lichen Xanthomendoza weberi (Gallowayella weberi) together with Physcia on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) and another foliose lichen on a tomb 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
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on old iron(?) in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on a low cement structure in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) (orange) in Calvert Cemetery. Calvert, Texas, January 8, 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
 Grainy shadow-crust lichen (Hyperphyscia adglutinata) (olive), bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) (golden) and other lichens on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Rosette lichen (Physcia) and bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Sunburst lichen Xanthomendoza weberi (Gallowayella weberi) on a twig of a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on tree bark in Bee Creek Park. College Station, Texas, April 9, 2024
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) together with rosette lichen (Physcia) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, January 21, 2023
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, February 28, 2021
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, January 21, 2023
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on upper part of a fallen dry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Texture of bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on upper part of a fallen dry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on a fallen dry tree in area of past floodings at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) with its apothecia on upper part of a fallen dry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) with Heterodermia(?) on upper part of a fallen dry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) on a dry red cedar tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
 Rosette lichen (Physcia) and Xanthomendoza weberi (Gallowayella weberi) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Rosette lichen (Physcia) with Xanthomendoza weberi (Gallowayella weberi) (orange) on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, March 14, 2019
 Some rusty red powdery lichen on marble surface in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Xanthomendoza weberi (Gallowayella weberi) and Caloplaca lichens on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, February 28, 2021
 Orange lichens Xanthomendoza weberi (Gallowayella weberi) and Caloplaca on sandstone of Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, February 28, 2021
 Rosette lichen Physcia dimidiata(?) on a marble tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) on marble in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rock-shield lichen (Xanthoparmelia) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) with soredia on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 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
 Rosette lichen (Physcia) with apothecia 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
 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 City Cemetery. Bryan, Texas, March 3, 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
 Some pale green crustose lichen on a marble tomb in Washington Cemetery. Washington, Texas, January 12, 2019
 Powdery medallion lichen (Dirinaria applanata) on a tomb in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a marble tomb 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
 Powdered shadow lichen (Phaeophyscia hirsuta) on a marble tombstone in a city cemetery. College Station, Texas, February 6, 2019
 Chiseled sunken disk lichen (Circinaria contorta, Aspicilia contorta) together with some powdery lichen on concrete remains near the columns in Old Bailor park. Independence, Texas, February 27, 2019
 Button lichen (Buellia) on a limestone tomb in Old Independence Cemetery near Independence. Texas, February 10, 2019
 Candleflame lichen Candelaria pacifica and another foliose lichen on a tomb in Boonville Cemetery. Bryan, Texas, December 8, 2018
 Pyxine lichen on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 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
 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
 Rosette lichen (Physcia) on back of a grey marble tombstone 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
 Pattern of rosette lichen (Physcia) on back of a grey marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Cracked ruffle lichen (Parmotrema reticulatum, Rimelia reticulata) on a marble tombstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Powdered shadow lichen (Phaeophyscia hirsuta) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Powdery medallion lichen (Dirinaria applanata) on an oak in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Powdery medallion lichen (Dirinaria applanata) on a tombstone in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Powdery medallion lichen (Dirinaria applanata), to the left, and other foliose lichen on lower branches of old acacia (huisache) between Signature Park 11 apartments and Oil Well near Park Hudson Trail. Bryan, Texas, January 27, 2019
 Powdery medallion lichen (Dirinaria applanata) on a cemented brick in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 2019
 Powdery medallion lichen (Dirinaria applanata) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 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 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
 Pepper-spore lichen (Rinodina) (pale blue-grey) between other lichens on an old tomb 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
 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
 Powdery lichen Lepraria on bark of a big pine tree in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Firedot lichen Squamulea squamosa (Caloplaca squamosa) on a horizontal surface of a tomb in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Frosted rosette lichen (Physcia biziana) on tomb in cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, January 8, 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
 Marble tombstone with golden lichen in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Powdery medallion lichen (Dirinaria applanata) on low tombstone in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Apothecia of maritime sunburst lichen (Xanthoria parietina) on a dry trunk of mountain ash on Svetlanovsky Prospect. Saint Petersburg, Russia, May 7, 2019
 Patch of maritime sunburst lichen (Xanthoria parietina) on a dry trunk of mountain ash on Svetlanovsky Prospect. Saint Petersburg, Russia, May 7, 2019
 Maritime sunburst lichen (Xanthoria parietina) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Powdery medallion lichen (Dirinaria applanata) on bark of a tree in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Black-faced marble angel on a tomb of Astin in City Cemetery. Bryan, Texas, January 3, 2019
 Patch of maritime sunburst lichen (Xanthoria parietina) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 A marble harpist at a tomb of L. Denapolis in Metairie Cemetery. New Orleans, Louisiana, February 12, 2006
 Powdery medallion lichen (Dirinaria applanata)(?) on a petrified wood tomstone in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Disk-shaped apothecia of maritime sunburst lichen (Xanthoria parietina) on a dry trunk of mountain ash on Svetlanovsky Prospect. Saint Petersburg, Russia, May 7, 2019
 Stonewall rim-lichen (Lecanora muralis, Protoparmeliopsis muralis) on a horizontal surface of a tomb in Calvert Cemetery. Calvert, Texas, January 8, 2019
 Powdery medallion lichen (Dirinaria applanata) on bark of a crape myrtle tree in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Powdery medallion lichen (Dirinaria applanata)(?) on a tombstone made from petrified wood in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Pattern of powdery medallion lichen (Dirinaria applanata) on bark of a crape myrtle tree in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Firedot lichen Caloplaca on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 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
 Marble angels on a tomb of Mary Drennan in Calvert Cemetery. Calvert, Texas, January 8, 2019
 Rock-shield lichen (Xanthoparmelia) on a tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Powdered shadow lichen (Phaeophyscia hirsuta) in a city cemetery. College Station, Texas, February 6, 2019
 Golden dust lichen Chrysothrix xanthina with a folious lichen on a tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, February 1, 2019
|