 Birch trees in eastern part of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch trees in eastern part of Sosnovka Park at morning. Saint Petersburg. Russia, September 9, 2007
 Birch forest in eastern part of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 A road in eastern part of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch alley in eastern part of Sosnovka Park. Saint Petersburg, Russia, August 14, 2007
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
 Birch trees in northern part of Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Birch trees in northern part of Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Road with birch trees in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch trees from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch trees from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Fall colors of birch trees behind the war monument in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch trees of Karasiovoe Lake in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Swamp in eastern part of Sosnovka Park at morning in mist. Saint Petersburg. Russia, September 9, 2007
 Birch alley in central part of Sosnovka Park. Saint Petersburg. Russia, September 9, 2007
 Pond in northern part of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, September 3, 2018
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, September 29, 2016
 Road in eastern part of Lower Gardens. Peterhof (Petrodvorets), a suburb of Saint Petersburg. Russia, September 28, 2015
 Small pond in eastern part of Lower Gardens. Peterhof (Petrodvorets), a suburb of Saint Petersburg. Russia, September 28, 2015
 Trees near Vosmiorka Pond in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
 Trees along drainage ditches in swampy area of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch alley in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
 Road through birch forest in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch forest in swampy area in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch forest from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch milkcap mushroom (Lactarius tabidus) in swampy part in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Birch forest around a pond near Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, December 1, 2016
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, October 20, 2016
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, October 25, 2016
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, June 11, 2009
 Birch and mountain ash trees in Sosnovka Park. Saint Petersburg, Russia, May 31, 2009
 Birch trees in Sosnovka Park. Saint Petersburg, Russia, November 23, 2016
 Birch trees and logs in Sosnovka Park. Saint Petersburg, Russia, May 30, 2009
 Birch trees in Sosnovka Park in Saint Petersburg, Russia, June 22, 2010
 Birch trees in a forest west from railroad in Otdelny Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 26, 2015
 Fall colors of birch forest from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Rusty colors of birch forest from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
 Snowy birch trees in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch and maple trees in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Birch trees with snow in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Birch trees at snowfall in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Birch trees in Sosnovka Park at morning. Saint Petersburg, Russia, November 6, 2016
 Birch trees in Sylvia area in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Birch trees near Nesterova Street in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Birch bolete mushroom Leccinum schistophilum(?) in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Birch trees of Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Birch trees near Tyarlevskaya Cutting in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Birch trees of Red Bugor Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Birch trees near Red Bugor Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Birch trees of Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 18, 2015
 Birch trees in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch trees in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Birch trees near Red Bugor Alley and Tyarlevskaya Cutting in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Small birch Bolete mushroom (Leccinum variicolor) on a forest path in swampy area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Polypore mushroom Hapalopilus rutilans (Hapalopilus nidulans) on a dry birch in northern part of Sosnovka Park. Saint Petersburg, Russia, April 26, 2017
 Polypore mushrooms Hapalopilus rutilans (Hapalopilus nidulans) taken from a dry birch in northern part of Sosnovka Park. Saint Petersburg, Russia, April 26, 2017
 Mushrooms Naucoria bohemica(?) taken from a lawn in west part of Sosnovka Park. Saint Petersburg, Russia, September 5, 2017
 Tawny grisette mushroom (Amanita fulva) in northern part of Sosnovka Park. Saint Petersburg. Russia, September 9, 2007
 Club foot mushrooms (Ampulloclitocybe clavipes) in west part of Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Rope swing for diving to a lake in northern part of Sosnovka Park at morning. Saint Petersburg. Russia, September 9, 2007
 Pine trees in Sosnovka Park. Saint Petersburg, Russia, September 3, 2018
 Trees near Svetlanovsky Prospect in Sosnovka Park. Saint Petersburg, Russia, September 29, 2016
 Southern part of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Snowy waxcap mushrooms (Cuphophyllus virgineus) under maple trees in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 View of southern part of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Reeds in southern part of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Sticky bolete mushrooms (Suillus viscidus) under larch trees on Svetlanovsky Prospect near Sosnovka Park. Saint Petersburg, Russia, September 28, 2017
 Birch forest in Sosnovka Park. Saint Petersburg, Russia, September 29, 2016
 Birch trees on Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
 Birch trees on Mariyinskaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
 Birch trees from Staroshaleynaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, July 19, 2015
 Trees in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, September 28, 2015
 Birch trees of Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
 Birch trees along Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
 Forest in western part of Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
 Road in northern part of Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 Birch foliage in south area of Sosnovka Park. Saint Petersburg, Russia, September 23, 2013
 Birch forest near Bublik Lake in Sosnovka Park. Saint Petersburg, Russia, September 23, 2013
 Birch trees near Lamsky Pavilion in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
 A bench in northern part of Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
 A lake in northern part of Sosnovka Park. Saint Petersburg, Russia, August 7, 2001
 Fireweed in northern part of Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Forest in northern part of Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Trail on eastern shore of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Birches in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
 Birch tree log damaged by insect larvae in Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Some crustous fibrillous fungus on a birch tree in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Birch milkcap mushrooms (Lactarius tabidus) in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Some crustous fungus at the base of a birch tree in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Timber mushrooms Lentinellus castoreus on a birch log in Sosnovka Park. Saint Petersburg, Russia, September 2, 2017
 Swampy area in northern part of Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Fall colors in northern part of Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Trees near southern end of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Trees on an island of Lower Pond in the park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, September 25, 2015
 Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
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