 Woolly tooth mushrooms (Phellodon tomentosus) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Blue tooth mushrooms (Hydnellum caeruleum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Young woolly tooth mushrooms (Phellodon tomentosus) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Woolly tooth mushrooms (Phellodon tomentosus) in moss on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Caps of blue tooth mushrooms (Hydnellum caeruleum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Pattern of caps of woolly tooth mushrooms (Phellodon tomentosus) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cross section of blue tooth mushrooms (Hydnellum caeruleum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Mealy tooth mushroom (Hydnellum ferrugineum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Underside of a mealy tooth mushroom (Hydnellum ferrugineum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Guttation of a mealy tooth mushroom (Hydnellum ferrugineum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Tooth mushrooms Sarcodon glaucopus at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Underside of a tooth mushroom Sarcodon glaucopus at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Top view of a tooth mushroom Sarcodon glaucopus at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Light brown brittlegill (Russula) mushrooms on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Toughshank mushroom (Gymnopus ocior) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Foxy bolete mushroom (Leccinum vulpinum) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 King bolete mushroom (Boletus edulis) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Grey falsebolete mushroom (Boletopsis grisea) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Side view of toughshank mushroom (Gymnopus ocior) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cross section of grey falsebolete mushroom (Boletopsis grisea) on an old sand dune overgrown by pine forest in Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Tooth mushrooms (Sarcodon glaucopus, Bankeraceae) near Lembolovo, north from Saint Petersburg, Russia, August 13, 2016
 Tooth mushrooms (Sarcodon glaucopus, family Bankeraceae) in Orekhovo, north from Saint Petersburg. Russia, August 17, 2016
 Tooth fungus (Sarcodon glaucopus mushrooms, family Bankeraceae) in Orekhovo, north from Saint Petersburg. Russia, August 17, 2016
 Tooth fungus (Sarcodon glaucopus mushrooms, family Bankeraceae) in Orekhovo, north from Saint Petersburg. Russia, August 17, 2016
 Tooth mushrooms (Sarcodon glaucopus, Bankeraceae) near Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, August 31, 2018
 Tooth mushrooms (Sarcodon glaucopus, Bankeraceae) near Orekhovo, 40 miles north from Saint Petersburg. Russia, September 9, 2016
 Close-up of a mealy tooth mushroom (Hydnellum ferrugineum) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Swamp brittlegill mushrooms (Russula paludosa) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Tooth mushrooms (Sarcodon) on an old railroad grade in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Old quarry in a forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 A pond in a forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Caps of tooth mushrooms (Sarcodon) on an old railroad grade in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
 Gassy webcap mushrooms (Cortinarius traganus) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Bog bell mushrooms (Galerina paludosa) and cranberry in sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Wooden boardwalk at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Close-up of sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Ripening cranberry in moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Buildings in Sestroretsk visible from Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Orange sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cranberry (Russian name Kliukva) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cowberry (lingonberry, Russian name Brusnika) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Brown webcap (Cortinarius) mushroom at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Underside of bog bell mushroom (Galerina paludosa) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Underside of a brown webcap (Cortinarius) mushroom at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cowberry (lingonberry, Vaccinium vitis-idaea) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Young gassy webcap mushroom (Cortinarius traganus) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Underside of surprise webcap mushroom (Cortinarius semisanguineus) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Fruits of cranberry (Russian name Kliukva) on sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Bog bell mushroom (Galerina paludosa) in sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Cross section of gassy webcap mushroom (Cortinarius traganus) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Surprise webcap mushroom (Cortinarius semisanguineus) in sphagnum moss at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Side view of a surprise webcap mushroom (Cortinarius semisanguineus) at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, August 11, 2024
 Transition area between swamp and a forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 False (deer) truffle Elaphomyces granulatus found in sandy soil in a pine forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 False (deer) truffle Elaphomyces granulatus on exposed sandy soil on roadside in a pine forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Cross section of false (deer) truffle Elaphomyces granulatus on exposed sandy soil on roadside in a pine forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Wooden boardwalk in a swamp at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Bog Rosemary (Andromeda) in a sphagnum swamp at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Cottongrass (Eriophorum, Pushitsa in Russian) in a swamp, with houses in Sestroretsk in background at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Old quarry in a forest at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Scaly Tooth fungus (Sarcodon squamosus mushrooms) near Orekhovo, 40 miles north from Saint Petersburg. Russia, September 9, 2016
 Old Scaly Tooth fungus (Sarcodon squamosus mushrooms) between Orekhovo and Lembolovo, north from Saint Petersburg. Russia, September 28, 2016
 Scaly Tooth fungus (Sarcodon squamosus mushrooms) south-west from Dibuny - Pesochnyi, near Saint Petersburg. Russia, September 14, 2016
 Bog Rosemary (Andromeda polifolia, Andromeda glaucophylla, Russian name Podbel) in a swamp at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Cup fungus Peziza and its side view on a stump in a forest near a pond at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Cup fungus Peziza on a stump in a forest near a pond south from Beloostrov at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Old quarry at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Boardwalk at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Scaly tooth mushroom (Sarcodon squamosus) near Lembolovo, north from Saint Petersburg. Russia, September 20, 2017
 Old quarry with an island at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Dissected scaly tooth mushroom (Sarcodon squamosus) near Lembolovo, north from Saint Petersburg. Russia, September 20, 2017
 A pond in place of an old quarry at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Sandy beach of a quarry at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Blue tooth mushrooms (Hydnellum caeruleum, Bankeraceae) in a pine forest near Razliv Lake on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Swamp in pine forest near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 27, 2013
 Scaly Tooth fungus (Sarcodon squamosus mushroom) near Orekhovo, 40 miles north from Saint Petersburg. Russia, September 9, 2016
 Young light brown webcap (Cortinarius) mushrooms in a swamp in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 2024
 Dissected blue tooth mushrooms (Hydnellum caeruleum, Bankeraceae) in a pine forest near Razliv Lake on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Underside of blue tooth mushrooms (Hydnellum caeruleum, Bankeraceae) in a pine forest near Razliv Lake on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Cap of a Scaly Tooth fungus (Sarcodon squamosus mushroom) south-west from Dibuny - Pesochnyi, near Saint Petersburg. Russia, September 14, 2016
 Pine forest and a swamp near Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, August 31, 2018
 Young light brown webcap (Cortinarius) mushrooms with cross section in a swamp in a forest east from a train stop Platform 46 km near Semrino, south from Saint Petersburg. Russia, August 10, 2024
 Close-up of tooth mushrooms Irpicodon pendulus on a vertically cut surface of a pine log, on an overgrown Forest Road 215B on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020
 Woolly tooth mushrooms (Phellodon tomentosus) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Zoned tooth mushrooms (Hydnellum concrescens) between Oselki and Toksovo, north from Saint Petersburg. Russia, August 13, 2024
 Sarcodon mushrooms under spruce trees in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, July 18, 2024
 Saffron webcap mushrooms (Cortinarius croceus) in a sphagnum swamp near a lake in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small orange webcap mushrooms (Cortinarius)(?) in a sphagnum swamp near a lake in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Sand dune mushrooms (Laccaria trullisata) on a small pile of sand behind information board at a trailhead on Richards Loop Trail in Sam Houston National Forest. Texas, March 21, 2021
 Small white tooth mushrooms Irpicodon pendulus with irregular shape of caps and teeth on a vertically cut surface of a pine log, on an overgrown Forest Road 215B in a relatively dry and sunny place, on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020
 Green moss on sandy soil in overgrown dunes near a beach in Solnechnoe, west from Saint Petersburg. Russia, August 7, 2024
 Underside of sand dune mushrooms (Laccaria trullisata) on a small pile of sand behind information board at a trailhead on Richards Loop Trail in Sam Houston National Forest. Texas, March 21, 2021
 Cross section of sand dune mushrooms (Laccaria trullisata) on a small pile of sand behind information board at a trailhead on Richards Loop Trail in Sam Houston National Forest. Texas, March 21, 2021
 Black tooth mushrooms (Phellodon niger) together with Zoned tooth (Hydnellum concrescens) on roadside on west side of Kavgolovskoe Lake near Toksovo, north from Saint Petersburg. Russia, August 25, 2017
 Blue tooth mushroom (Hydnellum caeruleum) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Mealy tooth mushroom (Hydnellum ferrugineum) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Underside of Sarcodon mushroom in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, July 18, 2024
 Swamp in a pine forest near Orekhovo, north from Saint Petersburg. Russia, May 15, 2019
 Zoned tooth (Hydnellum concrescens) on an old railroad grade in Kuzmolovo, north from Saint Petersburg. Russia, August 9, 2024
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