 Woman s figure on a base of northern Rostral Column on Birzhevaya Square of Vasilievsky Island. Saint Petersburg, Russia, December 18, 2016
 Sneezewort yarrow (Achillea ptarmica, Russian name chihotnik) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Fringed willow-herb (Epilobium adenocaulon, Russian name Kiprey) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Meadow vetchling (meadow pea, Lathyrus pratensis) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Northern milk-cap mushrooms (Lactarius trivialis) near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Pond Karasiovoe Ozero and birches in northern area of Sosnovka Park in mist. Saint Petersburg, Russia, June 26, 2010
 Island of Princess (Kniagini) Liven in northern part of Central (Konstantinovsky) Rozovopavilionny Pond in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, October 14, 2016
 A lane in Udelny Park in northern Saint Petersburg. Russia, January 31, 2000
 Rare tinder mushrooms Flavidoporia pulvinascens (Antrodia pulvinascens) forming stalactite like structure called pseudopilei on a stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Tinder mushrooms Flavidoporia pulvinascens (Antrodia pulvinascens) forming stalactite like structure called pseudopilei on a stump in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Young northern honey mushrooms (Armillaria borealis) with slime mold Trichia decipiens on a stump in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Immature northern honey mushrooms (Armillaria borealis) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Northern honey mushrooms (Armillaria borealis) covering a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, September 6, 2018
 A forest cemetery on a hill in Toksovo, northern suburb of Saint Petersburg. Russia, August 2, 2005
 Ducklings in a pond in northern area of Sosnovka Park in Saint Petersburg. Russia, June 24, 2010
 Pores of a tinder fungus (mushroom) Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Young northern honey mushrooms (Armillaria borealis) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Birches along a ditch in Sosnovka Park in northern Saint Petersburg. Russia, January 29, 2000
 Birches near Listvennaya Alley in northern Sosnovka Park. Saint Petersburg, Russia, September 23, 2013
 Birch trees of Karasiovoe Lake in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Dog Pond (Sobachye Ozero, Vosmiorka, or Bublik) in northern part of Sosnovka Park in Saint Petersburg, Russia, June 22, 2010
 Boats at a pier in fog at northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 A small lake Sobachye Ozero (Vosmiorka, or Bublik) in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Murinskiy Ruchey creek in northern Saint Petersburg, Russia, August 31, 2002
 A lake in Sosnovka Park, in northern Sankt Petersburg. Russia, October 17, 2000
 Birch forest in northern area of Sosnovka Park in mist. Saint Petersburg, Russia, June 26, 2010
 Massive cluster of a polypore mushroom Climacodon septentrionalis (northern tooth fungus) on a linden(?) tree on Pesochnaya Embankment. Saint Petersburg, Russia, August 4, 2016
 Grey northern milk-cap mushrooms (Lactarius trivialis). Oselki, south from Saint Petersburg, Russia, August 29, 2016
 Northern part of Central (Konstantinovsky) Rozovopavilionny Pond in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, October 14, 2016
 Maritime sunburst lichen (Xanthoria parietina) on a tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Stalactite incrustation (pseudopilei) of a tree stump by a tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Texture of rusty brown fungus Asterodon ferruginosus (Asterodon ferruginosum) covered with short spines near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Cinnamon fungus Asterodon ferruginosus (Asterodon ferruginosum) on a mossy stump near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Toothed crust fungus (Xylodon radula, Basidioradulum radula)(?) on willow bark taken from extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Polypore mushroom Hapalopilus rutilans (Hapalopilus nidulans) on a dry birch in northern part of Sosnovka Park. Saint Petersburg, Russia, April 26, 2017
 Young northern honey mushrooms (Armillaria borealis) in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Immature northern honey mushrooms (Armillaria borealis) together with sheathed woodtuft mushrooms (Kuehneromyces mutabilis) on a stump in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Family of ducks in pond Karasiovoe Ozero in northern area of Sosnovka Park in Saint Petersburg. Russia, June 24, 2010
 Northern city beach. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Ice on northern tip of Severny Island of Novaya Zemlia Archipelago in Russia, near Mys Zhelaniya. View from a window of a plane from Dubai, UAE to Houston, TX, April 28, 2011
 Purple crust of a mushroom Cylindrobasidium evolvens on a fallen tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Northern honey mushrooms (Armillaria borealis) on a mossy tree near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Murinskiy Ruchey creek in northern Saint Petersburg, Russia, August 31, 2002
 Graffiti in northern city beach. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Boats at Pikhta Island at northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Murinskiy Ruchey creek in northern Saint Petersburg, Russia, August 31, 2002
 A small lake Sobachye Ozero (Bublik) in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Northern milk-cap mushroom (Lactarius trivialis) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
 Tufted tough-shank mushrooms (Clustered Toughshank, Gymnopus confluens, Collybia confluens) on northern shore of Kavgolovskoe Lake near Oselki, 12 miles north from Saint Petersburg. Russia, September 20, 2013
 Old electronic circuit on northern city beach. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Grey northern milk-cap mushroom (Lactarius trivialis) in a forest around Kavgolovskoe Lake, near Saint Petersburg. Russia, September 6, 2013
 Funeral bell mushrooms (Galerina marginata, Galerina autumnalis) east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Flavidoporia pulvinascens (Antrodia pulvinascens) mushroom taken from a tree stump in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Northern honey mushrooms (Armillaria borealis) on a stump in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 21, 2017
 Northern honey mushrooms (Armillaria borealis) on a fallen birch near Lisiy Nos, west from Saint Petersburg. Russia, September 6, 2018
 Northern honey mushrooms (Armillaria borealis) on a mossy log near Lisiy Nos, west from Saint Petersburg. Russia, September 6, 2018
 "Assol" yacht on northern city beach. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Northern Honey mushrooms (Armillaria borealis(?)) on display on mushroom exhibition in Botanic Institute. Saint Petersburg, Russia, September 20, 2013
 Sosnovka (pine) Park in northern Saint Petersburg. Russia, January 29, 2000
 Brick Caps mushrooms (Hypholoma lateritium, Hypholoma sublateritium) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Udelny Park in northern Saint Petersburg. Russia, January 31, 2000
 An alley in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Northern Honey mushrooms (Armillaria borealis(?)) in south area of Monrepo (Mon Repos) Park. Vyborg, Russia, September 14, 2013
 Fall colors at northern part of Marble Lake (inundated marble quarry) in Ruskeala Park. Karelia, Russia, September 19, 2015
 A lake in northern part of Sosnovka Park. Saint Petersburg, Russia, August 7, 2001
 Pores of thin-walled maze polypore mushroom (Blushing Bracket, Daedaleopsis confragosa) on a dry branch of willow near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Olginskiy Pond in northern Saint Petersburg, Russia, August 31, 2002
 Old bricks and a gas mask on northern city beach. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Politekhnicheskaya Street at northern corner of Muzhestva Square. A hand-written inscription reads Kill Yankee (related to Yugoslavia bombing). A big street shield announces Petersburg hockey championship-2000. Women with plastic bags go shopping. Saint Petersburg, Russia, April 19, 1999.
 Birch trees in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Corticioid fungus (mushroom) Cylindrobasidium evolvens spreading on a fallen tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Immature northern honey mushrooms (Armillaria borealis) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Masses of northern honey mushrooms (Armillaria borealis) covering a tree near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 A pond Karasiovoe Ozero in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Rope swing for diving to a lake in northern part of Sosnovka Park at morning. Saint Petersburg. Russia, September 9, 2007
 Northern shore of Chiornoe Lake. Gatchina, a suburb of Saint Petersburg, Russia, June 20, 2009
 Northern section of Lower Lamskiy Pond in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
 View of northern section of Lower Lamskiy Pond in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
 Road in northern part of Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Northern area in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Hoary rosette lichen Physcia aipolia and Xanthoria parietina on a tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Old water tower (1917) in Toksovo, northern suburb of Saint Petersburg. Russia, August 2, 2005
 A lake in Sosnovka Park in northern Sankt Petersburg. Russia, September 26, 2000
 Boat pier near Pikhta Island at northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Thin-walled maze polypore mushroom (Blushing Bracket, Daedaleopsis confragosa) near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Northern Honey mushrooms (Armillaria borealis(?)) on a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Two boats in fog at Pikhta Island at northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Near shooting range in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Sheathed Woodtuft mushrooms (Kuehneromyces mutabilis, Pholiota mutabilis) on northern shore of Kavgolovskoe Lake near Oselki, 12 miles north from Saint Petersburg. Russia, September 20, 2013
 View from Listvennaya Alley in northern Sosnovka Park. Saint Petersburg, Russia, September 23, 2013
 Northern milk-cap mushroom (Lactarius trivialis) in a forest around Kavgolovskoe Lake, near Saint Petersburg. Russia, September 6, 2013
 Rusty mushrooms on a dead tree in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Sosnovka (pine) Park in northern Saint Petersburg. Russia, January 29, 2000
 Tawny grisette mushroom (Amanita fulva) in northern part of Sosnovka Park. Saint Petersburg. Russia, September 9, 2007
 Common bonnet mushrooms (Mycena galericulata) on a rotten stump in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Northern Honey mushrooms (Armillaria borealis(?)) in Komarovo Cemetery, 25 miles west from Saint Petersburg. Russia, September 16, 2013
 Edible birch bolete mushroom, Russian name Podberyozovik, in Sosnovka Park in northern Saint Petersburg. Russia, September 29, 2002
 Rusty brown mushrooms on a rotten tree stump in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Fly agaric mushroom (Amanita muscaria) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Orange mushrooms on a tree stump in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Northern Honey mushrooms (Armillaria borealis(?)) emerging from a tree in Okhtinsky Park in Toksovo, 8 miles north from Saint Petersburg. Russia, September 13, 2013
 Small Northern Honey mushrooms (Armillaria borealis(?)) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Camping site for homeless persons(?) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Northern Honey mushrooms (Armillaria borealis(?)) near Chornoe Lake north from Komarovo, 25 miles west from Saint Petersburg. Russia, September 16, 2013
 Birch forest in northern area of Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Birch alley in northern area of Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Northern part of Marble Lake (inundated marble quarry) in Ruskeala Park. Karelia, Russia, September 19, 2015
 Northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
 Northern Honey mushrooms (Armillaria borealis(?)) near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
 Pond in northern part of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Karasiovoe Lake in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Birch bolete mushroom Leccinum schistophilum(?) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 A bench in northern part of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Northern section of Red Sun Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Trees in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Forest in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Boats at a pier at northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Tsaritsyn Fountain at northern entrance of Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
 Northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 18, 2016
 Leaves of northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 18, 2016
 Purple loosestrife (Lythrum salicaria, Russian name Derbennik) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Flowers of Red Odontites (Odontites vulgaris, Russian name Zubchatka) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Tufted vetch (Vicia cracca, Russian name Myshiny Goroshek) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Hemp-nettle (Galeopsis speciosa, Russian name Pikulnik) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Brown Knapweed (Centaurea jacea, Russian name Vasioliok) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Spear Thistle (Cirsium vulgare) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Red berries of bittersweet nightshade (Solanum dulcamara, Russian name Paslion) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Panicled aster (Symphyotrichum lanceolatum, Aster lanceolatus) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Evening primrose (Oenothera biennis, Russian name Oslinnik) in fields near Deviatkino in northern Saint Petersburg. Russia, July 26, 2016
 Polypore mushroom Climacodon septentrionalis (northern tooth fungus) on a linden(?) tree on Pesochnaya Embankment. Saint Petersburg, Russia, August 4, 2016
 Young Northern Honey mushrooms (Armillaria borealis(?)) in Sosnovka Park. Saint Petersburg, Russia, August 25, 2016
 Emerging young Northern Honey mushrooms (Armillaria borealis(?)) in Sosnovka Park. Saint Petersburg, Russia, August 25, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Freckled dapperling mushrooms (Echinoderma asperum, Lepiota aspera or may be L. hystrix) on roadside east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Jelly brain-like mushroom Ascotremella faginea on a birch log east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Gelatinous bodies of jelly brain-like fungus Ascotremella faginea east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Jelly brain-like fungus (mushrooms Ascotremella faginea) east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) on a mossy log east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Fairy inkcap mushrooms (Coprinellus disseminatus, Coprinus disseminatus) east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Old polypore mushroom Climacodon septentrionalis (northern tooth fungus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Pseudopilei (false caps) of tinder fungus (mushrooms) Flavidoporia pulvinascens (Antrodia pulvinascens) on a tree stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Stalactite incrustation (pseudopilei) of a tree stump by a rare tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Pores of pseudopilei (stalactite formation) by a tinder fungus (mushroom) Flavidoporia pulvinascens (Antrodia pulvinascens) near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Stalactite like pseudopilei of Flavidoporia pulvinascens (Antrodia pulvinascens) mushroom hanging from a tree stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Crust fungus (mushroom) Corticium roseum on a fallen log near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Old spiked puffball mushrooms (Lycoperdon perlatum) near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 White round spots on a spiked puffball mushroom (Lycoperdon perlatum) near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Old pear-shaped puffball mushrooms (Lycoperdon pyriforme) on a stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Rotten tree stump with green algae near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Small spider fallen on snow from a bush near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Corticioid fungus (mushroom) Cylindrobasidium evolvens on a fallen tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Crust of a mushroom Cylindrobasidium evolvens on a fallen tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Texture of corticioid fungus (mushroom) Cylindrobasidium evolvens on a fallen tree near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 False tinder conk mushrooms (Phellinus igniarius) on willow near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Stalactite structure (pseudopilei) of a tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) on a tree stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Stalactite like pseudopilei of Flavidoporia pulvinascens (Antrodia pulvinascens) mushroom on a tree stump in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 A stump with tinder mushrooms Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Stalactite incrustation (pseudopilei) of a tree stump by a rare tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Stalactite structure on a stump by a tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Stalactite like pseudopilei of Flavidoporia pulvinascens (Antrodia pulvinascens) mushroom hanging from a tree stump in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Tinder mushroom Flavidoporia pulvinascens (Antrodia pulvinascens) in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Wood decay fungus (mushroom) Corticium roseum on willow in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 9, 2017
 Dog lichen (Peltigera membranacea) on a stump near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 The Ochre Bracket mushrooms (Trametes ochracea) at the base of an aspen damaged by beavers near Kamenka River near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Cluster of the Ochre Bracket mushrooms (Trametes ochracea) near Kamenka River near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Rusty brown fungus Asterodon ferruginosus (Asterodon ferruginosum) on a rotten spruce stump near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Rusty brown fungus Asterodon ferruginosus (Asterodon ferruginosum) on a mossy side of a rotten spruce stump near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Rusty brown fungus Asterodon ferruginosus (Asterodon ferruginosum) covering a rotten spruce stump near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Discarded doll s head on extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Black rattlesnake near extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Texture of toothed crust fungus (Xylodon radula, Basidioradulum radula)(?) on willow bark taken from extension of Planernaya Street in northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 The Ochre Bracket mushrooms (Trametes ochracea) nibbled by rodents taken from northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Rusty brown fungus Asterodon ferruginosus (Asterodon ferruginosum) taken from northern part of Yuntolovsky Park. Saint Petersburg, Russia, March 21, 2017
 Polypore mushrooms Hapalopilus rutilans (Hapalopilus nidulans) taken from a dry birch in northern part of Sosnovka Park. Saint Petersburg, Russia, April 26, 2017
 Northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Leaves of northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Northern maidenhair fern (Adiantum pedatum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Young northern tooth mushrooms (Climacodon septentrionalis) on a maple tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Rusty underside of a leaf of northern oak fern Gymnocarpium dryopteris affected by a fungal disease fir-oak-fern rust (Hyalopsora aspidiotus) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Fir-oak-fern rust (Hyalopsora aspidiotus) fungus on a leaf of northern oak fern Gymnocarpium dryopteris near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Young northern tooth fungus (Climacodon septentrionalis) on a maple tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Northern tooth mushroom (Climacodon septentrionalis) in Lesnoy Park. Saint Petersburg, Russia, August 22, 2017
 Northern tooth mushroom (Climacodon septentrionalis) on a tree near Serdobolsky Pond in Lesnoy Park. Saint Petersburg, Russia, August 22, 2017
 Northern honey mushrooms (Armillaria borealis) on a stump near a beach in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Young northern honey mushrooms (Armillaria borealis) in Sosnovka Park. Saint Petersburg, Russia, September 12, 2017
 Young northern honey mushrooms (Armillaria borealis) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 12, 2017
 Young northern honey mushrooms (Armillaria borealis) on a mossy stump in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Immature northern honey mushrooms (Armillaria borealis) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Cluster of young northern honey mushrooms (Armillaria borealis) on submerged wood in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Close up of young northern honey mushrooms (Armillaria borealis) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Immature northern honey mushrooms (Armillaria borealis) together with sheathed woodtuft mushrooms (Kuehneromyces mutabilis) on a stump in roadside bushes in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Young northern honey mushrooms (Armillaria borealis) together with sheathed woodtuft mushrooms (Kuehneromyces mutabilis) on a stump in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Tiny northern honey mushrooms (Armillaria borealis) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Northern honey mushrooms (Armillaria borealis) in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Northern honey mushrooms (Armillaria borealis) together with brick tuft (Hypholoma lateritium) in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 21, 2017
 Northern honey mushrooms (Armillaria borealis) around a tree in area of Lisiy Nos - Olgino west from Saint Petersburg. Russia, September 21, 2017
 Northern honey mushrooms (Armillaria borealis) with yeast mold Dipodascus armillariae(?) in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 26, 2017
 Yeast mold Dipodascus armillariae(?) or Geotrichum sp. growing on gills of northern honey mushrooms (Armillaria borealis) in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 26, 2017
|