 Blue-gray rosette lichen Physcia caesia on a granite stone in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Close up of blue-gray rosette lichen Physcia caesia on a granite stone in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Salted shield lichen (crottle, Parmelia saxatilis) on a granite stone in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Granite stone with saxicolous crustose lichens near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Various saxicolous crustose lichens on a granite stone near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Reindeer lichen (Cladonia portentosa) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Texture of various grey saxicolous crustose lichens on a granite rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Fruticose lichen Evernia prunastri on a birch in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Slender Cladonia lichen in a dry pine forest in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Star-tipped reindeer lichen (Cladonia stellaris)(?) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Downy land coral lichen (Stereocaulon tomentosum) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Downy land coral lichen (Stereocaulon tomentosum) among moss in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Grey reindeer lichen (Cladonia rangiferina) in haircap moss (Polytrichum piliferum) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Texture of dark grey saxicolous crustose lichen on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Haircap moss (Polytrichum piliferum) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Multicolored saxicolous crustose lichens on a granite rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Various grey saxicolous crustose lichens on a granite rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Various grey and brown saxicolous crustose lichens on a granite rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Details of grey saxicolous crustose lichen on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Dark grey saxicolous crustose lichen on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Close up of dark grey saxicolous crustose lichen on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Details of dark grey saxicolous crustose lichen on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Mountain brownie mushrooms (Deconica montana, Psilocybe montana) on haircap moss (Polytrichum piliferum) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Script lichen Graphis scripta on a tree near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Side view of mountain brownie mushrooms (Deconica montana, Psilocybe montana) on haircap moss (Polytrichum piliferum) in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Close up of script lichen Graphis scripta on a tree near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Various saxicolous crustose lichens on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Pattern of saxicolous crustose lichens on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Overlapping dark grey saxicolous crustose lichens on a rock near the lake near old army bathhouse south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Mushrooms Sarcoscypha austriaca near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Tau emperor moth (Aglia tau, Saturniidae) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Spring pinkgill mushrooms Entoloma vernum at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Fir clubmoss (Huperzia selago, Russian name Baranets) at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Scurfy twiglet mushrooms (Tubaria furfuracea) at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Early spring pinkgill mushrooms Entoloma vernum near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Long-stemmed wrinkled thimble-cap mushrooms (Verpa bohemica) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 False puffball slime mold (Reticularia lycoperdon) on a tree at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Wrinkled thimble-cap mushrooms (Verpa bohemica) among dry aspen leaves at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Wrinkled thimble-cap mushrooms (Verpa bohemica) with long stems near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Wrinkled thimble-cap mushrooms (Verpa bohemica) in a wet aspen forest at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Close up of false puffball slime mold (Reticularia lycoperdon) on a tree at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Ladoga Lake near Road 41K-064 south from Mys Moryin Nos, east from Saint Petersburg. Russia, May 26, 2017
 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
 Morel mushrooms Morchella esculenta var. conica (Morchella conica) near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Morel mushroom Morchella esculenta var. conica (Morchella conica) among dry leaves near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Side view of a morel mushroom Morchella esculenta var. conica (Morchella conica) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Group of morel mushrooms Morchella esculenta var. conica (Morchella conica) near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Dissected morel mushrooms Morchella esculenta var. conica (Morchella conica) near Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Fringed polypore mushrooms Lentinus substrictus (Lentinus ciliatus, Polyporus ciliatus, Russian name Trutovik Maysky) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Underside of fringed polypore mushrooms Lentinus substrictus (Lentinus ciliatus, Polyporus ciliatus, Russian name Trutovik Maysky) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
 Texture of map lichen Rhizocarpon petraeum on a granite stone in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Rosette lichen (Physcia) on a granite tombstone 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
 Rosette lichen Physcia on a granite shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Green-blue rosette lichen (Physcia) on sandstone in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Close-up of rosette lichen Physcia on a granite shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Gray-orange disk lichen (Lecidea lapicida)(?) on a stone in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Rosette lichen Dirinaria applanata or may be Physcia on smooth bark of hackberry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Hoary rosette lichen Physcia aipolia on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Hoary rosette lichen Physcia aipolia on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Hoary rosette lichen (Physcia aipolia) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Apothecia of hoary rosette lichen Physcia aipolia on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Hoary rosette lichen Physcia aipolia with apothecia on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Close up of hoary rosette lichen Physcia aipolia on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Foliose lichen Hoary rosette (Physcia aipolia) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Details of hoary rosette lichen (Physcia aipolia) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Dwarf rosette lichen Physcia neogaea or may be P. aipolia or P. pumilior on smooth bark of hackberry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
 Hoary rosette lichen (Physcia aipolia) together with red dots of Nectriaceae fungus on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Close up of map lichen Rhizocarpon petraeum on a granite stone in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Grey folios lichen on a granite stone near the gulf in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Circular patterns of map lichen Rhizocarpon petraeum on a granite stone in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Hoary rosette lichen (Physcia aipolia) mixed with red dots of Nectriaceae or Bionectriaceae fungus on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Rock foam lichen (Stereocaulon saxatile)(?) on a rough surface of a granite stone in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Close up of grey folios lichen on a granite stone near the gulf in Sobstvennaya Dacha Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Slender rosette lichen (Physcia subtilis) on a granite surface in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Narrow lobes of granite rosette lichen (Physcia halei) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock foam lichen (Stereocaulon saxatile) with other lichens on a large granite stone in a forest in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Rosette lichen (Physcia)(?) on a hackberry tree at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
 Rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Green patch of rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Close up of streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Rosette lichen (Physcia) in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) and sunburst lichen Xanthomendoza weberi (Gallowayella weberi) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) on a tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Hoary rosette lichen Physcia aipolia and Xanthoria parietina on a tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Rosette lichen (Physcia) on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) with soredia on a tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
 Rosette lichen (Physcia) on a fallen oak twig in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) with apothecia on marble in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Rosette lichen (Physcia) 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) on concrete remains near the columns in Old Bailor park. Independence, Texas, February 27, 2019
 Rosette lichen (Physcia) on a tree on Kiwanis Nature Trail, College Station, Texas, February 26, 2019
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