 Maritime sunburst lichen (Xanthoria parietina) on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Maritime sunburst lichen (Xanthoria parietina) on a fallen aspen tree between Orekhovo and Lembolovo, north from Saint Petersburg. Russia, September 28, 2016
 Patch of maritime sunburst lichen (Xanthoria parietina) on a dry trunk of mountain ash on Svetlanovsky Prospect. Saint Petersburg, Russia, May 7, 2019
 Ochrolechia(?) lichen with Xanthoria parietina on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Apothecia 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 tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 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
 Bumpy rim lichen Lecanora hybocarpa(?) together with golden lichen Xanthoria parietina on a fallen aspen tree near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Lecanora(?) lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Some foliose lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Buellia lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Ochrolechia(?) lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Lecanora or may be Physcia lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Brown Lecanora(?) lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Orange Lecanora(?) lichen on a fallen aspen tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Golden lichen Xanthoria parietina(?) on bark fallen from a tree near Svetlanovsky Prospect. Saint Petersburg, Russia, December 25, 2016
 Bottlebrush frost lichen (Physconia detersa)(?) 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
 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
 Details 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 bottlebrush frost lichen (Physconia detersa)(?) 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
 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
 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
 Hoary rosette lichen Physcia aipolia and Xanthoria parietina on a tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Golden lichen Xanthoria parietina(?) on a birch near Morskaya, west from Saint Petersburg. Russia, March 16, 2017
 Golden lichen Xanthoria parietina(?) found near Svetlanovsky Prospect. Saint Petersburg, Russia, December 25, 2016
 Golden lichen Xanthoria parietina with another grey crustose lichen on a stone in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, July 31, 2024
 Golden lichen Xanthoria parietina(?) on a birch growing near Gulf of Finland near Morskaya, west from Saint Petersburg. Russia, March 16, 2017
 Golden lichen Xanthoria parietina on a stone in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, July 31, 2024
 Lecanora(?) lichen on a tree near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Cap edge of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 White-rot fungus Punctularia strigosozonata on a fallen aspen north from Pole Chudes Garden in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Young and mature oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Young oyster mushroom Pleurotus calyptratus on a fallen aspen north from Pole Chudes Garden in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Large and small caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 White-rot fungus Punctularia strigosozonata on a fallen aspen north from Pole Chudes Garden, west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Texture of elegant sunburst lichen Rusavskia elegans (formerly Xanthoria elegans) on a granite shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Elegant sunburst lichen Rusavskia elegans (formerly Xanthoria elegans) on a granite boulder on shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Close-up of elegant sunburst lichen Rusavskia elegans (formerly Xanthoria elegans) on a granite boulder on shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Wrinkled thimble-cap mushroom (Verpa bohemica) under aspen trees on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Close-up of mushrooms Punctularia strigosozonata on a fallen aspen west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Hairy caps of mushrooms Punctularia strigosozonata on a fallen aspen west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Bumpy rim lichen Lecanora hybocarpa(?) on rough bark of an aspen tree near a forest road near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Lumpy bracket mushrooms (Trametes gibbosa) on a fallen aspen on old railroad grade west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Pink jelly fungus (Craterocolla cerasi) on a fallen aspen on old railroad path west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Dog lichen (Peltigera membranacea) on a tree in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Pink jelly fungus (Craterocolla cerasi) growing through bark of a fallen aspen on old railroad path west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Oakmoss lichen (Evernia prunastri) near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Candelabra duster fungus (Athelia epiphylla)(?) on underside of a fallen aspen tree near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Underside of pink jelly fungus (Craterocolla cerasi) growing through bark of a fallen aspen on old railroad path west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Lumpy bracket mushrooms (Trametes gibbosa) on a fallen aspen on old railroad grade south from turning circle west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Green mass of brown beret lichen (Baeomyces rufus) on exposed soil on roots of a big fallen tree north from Komarovo, 20 miles north-west from Saint Petersburg. Russia, May 22, 2019
 Green cover of brown beret lichen (Baeomyces rufus) on exposed soil on roots of a big fallen tree north from Komarovo, 20 miles north-west from Saint Petersburg. Russia, May 22, 2019
 Aspen forest in Urochishche Hianikiayze area near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Hooded tube lichen (Hypogymnia physodes) on a pine near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Net-marked shield lichen (Parmelia sulcata) on a pine(?) near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Polypore mushroom Trametes trogii(?) in resupinate form covering large area on bark of a fallen aspen on old railroad path west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Ladder lichen (Cladonia cervicornis ssp. verticillata) on sandy soil in a pine forest near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Resupinate polypore mushroom on a mossy fallen tree in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Resupinate polypore mushroom with large pores Trametes trogii(?) on a fallen aspen partially growing on old Trametes mushrooms on old railroad path west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Foliose lichen on a fallen tree branch in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, May 13, 2019
 Timber mushrooms Crepidotus calolepis on a fallen tree on an old railroad path near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
 Oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Close up of some foliose lichen on a fallen tree branch in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, May 13, 2019
 Patch of rosette lichen (Physcia) on a tree on Kiwanis Nature Trail, College Station, Texas, February 26, 2019
 Small polypore mushrooms Gelatoporia dichroa (Gloeoporus dichrous) on a fallen tree near Kuzmolovo, north from Saint Petersburg. Russia, September 3, 2017
 Caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Snowy oysterling mushrooms (Cheimonophyllum candidissimum) on a lower surface of a fallen tree branch near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Corticioid mushroom Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Crust fungus Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Red crust of corticioid mushroom Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Close up of corticioid mushroom Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Wood decay mushroom Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Texture of corticioid mushroom Leucogyrophana mollusca on a fallen mountain ash on east side of sandpit near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Bumpy rim lichen Lecanora hybocarpa(?) on aspen bark near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Mapledust lichen (Lecanora thysanophora) on a log of aspen in Dibuny, north-west from Saint Petersburg, Russia, October 23, 2016
 Close-up of bumpy rim lichen Lecanora hybocarpa(?) on aspen bark near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Beard lichen (Usnea) fallen from a tree near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Green patch of lace-scale lichen Phyllopsora parvifolia on a tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, February 1, 2019
 Dog lichen (Peltigera membranacea) at the base of a tree north from Komarovo, 20 miles north-west from Saint Petersburg. Russia, May 22, 2019
 Fruticose lichen Evernia prunastri fallen from a tree near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Some fruticose lichen on a fallen twig in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Close up of dog lichen (Peltigera membranacea) at the base of a tree north from Komarovo, 20 miles north-west from Saint Petersburg. Russia, May 22, 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
 Round patch of tree fringewort (Ptilidium pulcherrimum) on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 False tinder conk mushroom (Phellinus tremulae, a polypore fungus of aspen) west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Fungus Junghuhnia pseudozilingiana on a fallen aspen near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
 Fungus Junghuhnia pseudozilingiana on a fallen aspen near Dibuny, north-west from Saint Petersburg. Russia, August 20, 2017
 Fruticose lichen on a fallen twig on black background in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Oakmoss lichen Evernia prunastri on a fallen twig in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Mapledust lichen (Lecanora thysanophora)(?) on a tree in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Sunburst lichen Xanthomendoza weberi (Gallowayella weberi) and some powdery red lichen on a marble tomb in Ebenezer Cemetery near Huntsville, Texas, February 17, 2019
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