Trees in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, June 6, 2011
Statue of a woman sitting on a tree stump in Russian Museum. Saint Petersburg, Russia, August 11, 2012
Tall pine trees in a forest in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 21, 2015
Trees of Green Woman Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
Birch trees and logs in Sosnovka Park. Saint Petersburg, Russia, May 30, 2009
White flowers of Viburnum lantana (wayfaring tree, gordovina in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
Birch trees on a meadow near Kanneliarvi, 40 miles north-west from Saint Petersburg, Russia, July 29, 2005
Birch trees near Lamsky Pavilion in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Young needles of fir tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
White flowers on a cherry like tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
Pine trees in valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 2, 2013
Tree stand in Ekaterininsky Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, May 30, 2011
Birch and mountain ash trees in Sosnovka Park. Saint Petersburg, Russia, May 31, 2009
Forked trees in Ekaterininsky Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, May 30, 2011
Group of birch trees on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Linden trees of Mariinskaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Birch tree stand on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Trees near Staroshaleynaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Snowy trees at Green Woman Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, December 28, 2014
Trees of Green Woman Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, December 28, 2014
Linden trees of Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 18, 2015
Northern Honey mushrooms (Armillaria borealis(?)) on a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Hypholoma(?) mushrooms on a base of a tree near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
Birch trees from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
Birch trees in eastern part of Sosnovka Park at morning. Saint Petersburg. Russia, September 9, 2007
Pine trees and a lake near Orekhovo, north from Saint Petersburg. Russia, June 30, 2010
Sprout of fir tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
Trees in Ekaterininsky Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, May 30, 2011
Pine tree alley in Sosnovka Park ending at Tikhoretsky Prospect. Saint Petersburg, Russia, June 11, 2009
Old tree in a cemetery of Alexander Nevsky Lavra. Saint Petersburg, Russia, May 25, 2011
Fruits of Viburnum lantana (wayfaring tree, gordovina in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 22, 2013
Mossy trunks of spruce trees near Kavgolovskoe Lake, between Oselki and Toksovo, north from Saint Petersburg. Russia, June 3, 2014
Trees of Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
Birch trees in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, June 14, 2011
Orange mushrooms Golden trumpet (Xeromphalina campanella)(?) on a tree stump in Pavlovsk Park. South from Saint Petersburg, Russia, July 21, 2012
Sprouts of fir tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
Reflections of trees in Koskijarvi Lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
Shoot of spruce tree east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
Trees in snow in Alexander Park in Pushkin, former Tsarskoe Selo, near Saint Petersburg. Russia, December 27, 2014
Larch trees in Tiarlevo near Novosilviyskiy Bridge in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
Blue stain caused by ophiostomatoid fungi on a cut surface of a spruce tree near Kanneliarvi, 40 miles north-west from Saint Petersburg, Russia, July 29, 2005
Larch trees in a reserve Lindulovskaya Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, August 28, 2007
Trees on Tyarlevskaya Cutting, view from Krasnogo Solntsa Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Linden trees near Venera Pavilion on Lubvi Island at Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 21, 2013
Blooming apple like tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
Back lit trees in a park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
Birch tree on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Birch trees on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Several birch trees on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Old tree near Nizhne Lamsky Pond in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Group of oak trees in Upper Park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, June 22, 2014
Blooming Viburnum lantana (wayfaring tree, Russian name gordovina) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
A tree near Nizhne Lamsky Pond in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Moss and mushrooms on a stub of a tree in a forest 5 miles east from Orekhovo - Sosnovo, 40 miles north from Sankt Petersburg. Russia, October 18, 2000
Tree bark in Nikolskoe Cemetery of Alexander Nevsky Lavra. Saint Petersburg, Russia, May 25, 2011
Limbs of a big fir tree in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, June 14, 2011
Gnarl of linden tree in Letny Sad (Summer Garden). Saint Petersburg, Russia, September 12, 2013
Oak tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
A.S. beside a fir-tree in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo, suburb of Saint Petersburg). Russia, January 27, 2000
Sprout of a pine tree in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
Honey mushrooms Armillaria borealis(?) emerging from a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 9, 2013
Fall colors of birch trees near Staroshaleynaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Shaggy Scalycap mushrooms (Pholiota squarrosa, Russian name Cheshuychatka) growing at a base of a tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 18, 2013
Green flowers of spindle tree (Euonymus europaeus, Russian name Beresklet) in Alexander Park. Pushkin (former Tsarsoe Selo) near Saint Petersburg, Russia, May 25, 2014
View of a residential apartment house at Svetlanovsky Prospect and Sosnovka Park behind trees from a window of the house in Saint Petersburg, Russia, April 27, 1999.
Larch trees on Slavianka Valley near Tiarlevo Village in Pavlovsky Park. Pavlovsk, a suburb of Saint Petersburg, Russia, February 5, 2013
Flame scalecap mushrooms (Pholiota flammans) growing on a tree stump near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, August 25, 2013
Birch tree log damaged by insect larvae in Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
Trees in fog at valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Large white flowers on cherry like tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 29, 2009
Blooming Mountain Ash (rowan tree, Sorbus aucuparia, Russian name Ryabina) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
Trees in the park of Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2011
Cowberry (lingonberry, Vaccinium vitis-idaea) around a tree stump near Orekhovo, 40 miles north from Saint Petersburg. Russia, August 10, 2012
Guttation of young bracket fungus Red-Belt Conk (polypore mushroom Fomitopsis pinicola) on a tree stump in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
Trees of Zelionoy Zhenshchiny Alley in fog in Pavlovsk Park in Pavlovsk, a suburb of Saint Petersburg. Russia, September 17, 2013
Trees near valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Shaggy Scalycap mushrooms (Pholiota squarrosa, Russian name Cheshuychatka) at a tree base in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 20, 2013
Rusty brown mushrooms on a rotten tree stump in northern area of Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
Fall colors of a maple tree, view from a window. Saint Petersburg, Russia, September 16, 2013
Trees of Swan Isles of Swan Ponds in Catherine Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Old oak tree near Gatchina Palace. Gatchina, suburb of Saint Petersburg, Russia, May 17, 2015
Red-belted bracket (polypore mushroom Fomitopsis pinicola) on a tree stump near Lembolovo, 40 miles north from Saint Petersburg, Russia, July 28, 2005
Viburnum lantana (wayfaring tree, Russian name gordovina) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
Twisted tree in area of Eagle Column in Gatchina Park. Gatchina, a suburb of Saint Petersburg, Russia, July 25, 2012
Rounded outgrowth (burl) on a tree trunk in Gatchina Park. Gatchina, a suburb of Saint Petersburg, Russia, July 25, 2012
Sulphur Tuft mushrooms (Hypholoma fasciculare) on a tree stump near Shchuchye Lake north from Komarovo, 25 miles west from Saint Petersburg. Russia, September 16, 2013
Fall bouquet composition on a tree stump near Shchuchye Lake north from Komarovo, 25 miles west from Saint Petersburg. Russia, September 16, 2013
Catkins on a birch like tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
Mossy tree trunk in Pavlovsky Park. Pavlovsk, a suburb of Saint Petersburg, Russia, February 5, 2013
Larch tree No. 175 in a reserve Lindulovskaya Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, August 28, 2007
Bud on a maple tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 14, 2011
Water drops, or guttation of bracket fungus Red-Belt Conk (polypore mushroom Fomitopsis pinicola) grown on a tree trunk west from Toksovo, 10 miles north from Saint Petersburg. Russia, July 23, 2012
Red immature berries of Viburnum lantana (wayfaring tree, gordovina in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 22, 2013
Bitter bolete mushrooms (Tylopilus felleus) growing from a tree base near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, August 25, 2013
Stones and birch trees in Urochishche Teterevskoe place near Lembolovo, 45 miles north from Saint Petersburg. Russia, August 27, 2013
Linden trees in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 30, 2013
Foliage of Robinia pseudoacacia tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 30, 2013
Pine tree trunks in Lembolovo, 40 miles north from Saint Petersburg. Russia, September 1, 2013
Fall foliage of birch trees on Laskovy Beach in Solnechnoe, west from Saint Petersburg. Russia, September 5, 2013
Sulphur Tuft mushrooms (Hypholoma fasciculare)(?) on a tree stump in Dubki (Oaks) Park in Sestroretsk, west from Saint Petersburg. Russia, September 5, 2013
Tree in area of Chinese Palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, September 11, 2013
Old trees near Chinese Palace in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, September 11, 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
Rusty mushrooms on a dead tree 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
Trunks of spruce trees near Shchuchye Lake north from Komarovo, 25 miles west from Saint Petersburg. Russia, September 16, 2013
View of a birch tree in valley of Slavianka River from Eleninskaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 17, 2013
Trees of Empty Island of Great Pond in Catherine Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Trees at Lamsky Pond in Aleksandrovsky (Alexander) Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 19, 2013
Linden tree and Marly Pond in Lower Gardens. Peterhof (Petrodvorets), a suburb of Saint Petersburg. Russia, September 22, 2013
Trees at Third South Pond on Elagin Island. Saint Petersburg, Russia, September 23, 2013
Trees near South Pond on Elagin Island. Saint Petersburg, Russia, September 23, 2013
Gnarl on a spruce tree near Starosylviyskaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 30, 2014
Road and birch trees east from Leypyasuo. North from Saint Petersburg, Russia, June 7, 2014
Carpet of twinflowers (Linnaea borealis) around a tree stump in a forest near Komarovo, 25 miles north-west from Saint Petersburg. Russia, June 16, 2014
Spruce trees at Green Woman Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, December 28, 2014
Trees in back area in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
Trees around a round pond in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
Trees of Zelionoy Zhenshchiny Alley of Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
Trees in a valley of Slavianka River in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 18, 2015
Golden lichen on a tree near Kavgolovskoe Lake in Toksovo, a suburb of Saint Petersburg, Russia, May 19, 2015
Spring trees in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
Trees in bloom in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
Spring oak tree in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
Group of trees on the shore of Gulf of Finland in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
Birch trees from Staroshaleynaya Alley in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, July 19, 2015
Fresh shoot of spruce tree in Old Sylvia in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, July 19, 2015
Lichens on a tree stump in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 21, 2015
Pine trees in a forest in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 21, 2015
Blooming linden tree in Oranienbaum. Lomonosov, west from Saint Petersburg, Russia, July 24, 2015
Fairy Bonnet mushrooms (Coprinellus disseminatus) on a tree stump in Sosnovka Park. Saint Petersburg, Russia, July 25, 2015
Masses of Fairy Bonnet mushrooms (Coprinellus disseminatus) on a tree stump in Sosnovka Park. Saint Petersburg, Russia, July 25, 2015
Birch trees of Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 18, 2015
Gnarl on a spruce tree in Old Sylvia in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 18, 2015
Rough tree bark in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Flowerbed in a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Bulbous honey mushrooms (Armillaria gallica) on a tree stump near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
Rusty mushrooms growing on a tree stump near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
Golden scalycap mushrooms (Pholiota aurivella) on a birch tree near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
Trees on Empty Island of Great Pond in Catherine Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
Trees of Empty Island in Great Pond in Catherine Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
Fall foliage of trees of Empty Island in Great Pond in Catherine Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
Maple tree near Lamskiy Bridge in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, September 24, 2015
Birch trees of Karasiovoe Lake in northern area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
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
Birch trees of Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
Oak tree in valley of Slavyanka River 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 Tyarlevskaya Cutting 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 near Red Bugor Alley and Tyarlevskaya Cutting in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
Spruce trees on Krasnogo Molodtsa Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, September 26, 2015
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
Trees in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
Birch trees in fog near northern end of Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
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
Maple tree near Forest Greenhouse in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
Trees on Long Island from Zakharov Island on Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
Reflection of trees on Long Island from Zakharov Island on Beloe Lake in Gatchina, a suburb of Saint Petersburg. Russia, September 27, 2015
Trees in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, September 28, 2015
Birch trees in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
Trees near Vosmiorka Pond in Sosnovka Park. Saint Petersburg, Russia, September 28, 2015
Birch trees in eastern part of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
Birch trees in eastern part of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
Birch trees from Listvennaya Alley in Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
Trees along drainage ditches in swampy area of Sosnovka Park. Saint Petersburg, Russia, September 29, 2015
Road with birch trees 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 on Mariyinskaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
Mossy base of a tree at Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
Spruce trees on Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
Birch trees on Krasnodolinnaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 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
Flowers of linden tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
Trees of Green Woman Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
Birch trees of Mariyinskaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
Linden trees of Mariyinskaya Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
Back lit trees in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
Trees across Slavyanka River in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 6, 2016
Shoot of spruce tree in a forest near Komarovo, 25 miles north-west from Saint Petersburg. Russia, May 9, 2016
Shoot of juniper tree (Juniperus communis) in a forest near Komarovo, 25 miles north-west from Saint Petersburg. Russia, May 9, 2016
Opening bud on a maple tree near train station of Komarovo, 25 miles north-west from Saint Petersburg. Russia, May 9, 2016
Young needles of larch tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
Spring trees on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
Oak trees on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
Young leaves on oak trees in Dubki Park in Sestroretsk, near Saint Petersburg. Russia, May 12, 2016
Trees near Fermskaya Road in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, May 13, 2016
Trees in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, May 13, 2016
Twig of yew tree in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
Cladonia lichen on the base of a pine tree in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
Cutting in a pine tree forest in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
Lichens on bark of a pine tree in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
Leratiomyces magnivelaris mushrooms on mulch and wood chips on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 20, 2016
