 Back lit leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Young leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Close up of a young leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Young silvery leaves of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 Young leaves of mountain ash (Sorbus aucuparia, Russian name Ryabina) near Kavgolovskoe Lake in Toksovo, a suburb of Saint Petersburg, Russia, May 19, 2015
 Back lit leaves of mountain ash (Sorbus aucuparia, Russian name Ryabina) near Kavgolovskoe Lake in Toksovo, a suburb of Saint Petersburg, Russia, May 19, 2015
 Young leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 Young silvery leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Pavlovsk Park, suburb of Saint Petersburg. Russia, May 15, 2011
 Fly on a leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) near Kavgolovskoe Lake in Toksovo, a suburb of Saint Petersburg, Russia, May 19, 2015
 Fruits of Mountain Ash (Sorbus aucuparia, Ryabina in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 22, 2013
 Blooming Mountain Ash (rowan tree, Sorbus aucuparia, Russian name Ryabina) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Flower buds of Mountain Ash (Sorbus aucuparia, Ryabina) in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Close up of Mountain Ash (Sorbus aucuparia, Ryabina) flowers in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Orange berries of Mountain Ash (Sorbus aucuparia, Ryabina) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 22, 2013
 Rowan berries on mountain ash (Sorbus aucuparia) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 13, 2012
 Fresh corrugated leaves of Greek whitebeam (fan-leaved service-tree, Sorbus graeca) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 7, 2019
 Fresh snow in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Fresh snow in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Forest with fresh snow in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Pines with fresh snow in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Fresh snow on trees in Sosnovka Park. Saint Petersburg, Russia, April 22, 2017
 Green paint on a cut branch of mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Ochre Bracket mushrooms (Trametes ochracea)(?) on a stump of mountain ash in Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Hazel bracket fungus (Skeletocutis nivea)(?) on a dry mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 The Greasy bracket polypore mushrooms (Aurantiporus fissilis)(?) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Ochre Bracket mushrooms (Trametes ochracea)(?) collected from a stump of mountain ash in Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Wrinkled crust fungus (Phlebia radiata mushroom) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, February 14, 2017
 Fresh leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2017
 Fresh leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Fresh leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 White poroid mushrooms of hazel bracket (Skeletocutis nivea)(?) on a dry mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Texture of wrinkled crust fungus (Phlebia radiata mushroom) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, February 17, 2017
 Common inkcap (inky cap) mushrooms Coprinopsis atramentaria at the base of mountain ash(?) tree in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Chokeberry (Aronia melanocarpa, Russian name Chornaya Ryabina) near a lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Young leaves and a flower bud of cloudberry (Rubus chamaemorus, Moroshka in Russian) in Sosnovka Park. Saint Petersburg, Russia, May 28, 2009
 Fresh leaves of linden in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Young leaves of swamp blueberry (Vaccinium uliginosum, Russian name Golubika or Gonobobel) in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
 Rosettes of fresh leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Some fresh wrinked leaves in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Young leaves with hovering mosquito and a flower of cloudberry (Rubus chamaemorus, Moroshka in Russian) in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
 Chanterelle mushrooms (Cantharellus cibarius, Russian name Lisichki) found under leaves behind a shooting range in Sosnovka Park. Saint Petersburg, Russia, November 21, 2016
 Some young leaves in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wild strawberry (Fragaria, Russian name Zemlianika) in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Cottongrass (Eriophorum vaginatum, Russian name Pushitsa) taken from Sosnovka Park. Saint Petersburg, Russia, April 26, 2017
 Young leaves on a birch in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) with flowers in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Blooming wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in flower in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Flowers of wild strawberry (Fragaria, Russian name Zemlianika) in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Alley with yellow leaves in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 White flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Carpet of flowers of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Fir clubmoss (Huperzia selago, Russian name Baranets) in swampy area of Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Alley in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Bushes in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest with fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 A bush in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Fresh snow on trees in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Alley with fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Alley in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Bushes in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Path in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Grass species mountain melick (Melica nutans, Russian name Perlovnik) near the Gulf in area of Lisiy Nos, west from Saint Petersburg. Russia, June 12, 2017
 Birch leaves covering a road in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Orange spots on leaves of mountain ash caused by mountain ash-juniper rust fungus (Gymnosporangium cornutum) in Petiayarvi, north from Saint Petersburg. Russia, July 17, 2015
 Pine trees in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Bushes and trees in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch trees in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Pine trees in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest path in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch alley in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Pilot s memorial in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Birch forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Forest road in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Fungus Hypomyces armeniacus on rotting leaves in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Park bench in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Road in birch forest in fresh snow in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Fungus Hypomyces armeniacus on rotting leaves on the ground in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Tar rot fungus (Rhytisma acerinum) on fallen maple leaves in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Tar rot fungus (Rhytisma acerinum) on last year maple leaves in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Birch and mountain ash trees in Sosnovka Park. Saint Petersburg, Russia, May 31, 2009
 Yellow leaves on demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Orange leaves on demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Rust fungus Puccinia urticata on leaves of common (stinging) nettle in Sosnovka Park. Saint Petersburg, Russia, May 27, 2017
 Bog Rosemary (Andromeda polifolia, Andromeda glaucophylla, Russian name Podbel) in Sosnovka Park. Saint Petersburg, Russia, June 2, 2017
 Warty cavalier mushrooms (Melanoleuca verrucipes) on a pile of rotten leaves in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Yellow leaves carpeting demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Warty cavalier mushrooms (Melanoleuca verrucipes) on rotting pile of dry leaves in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Coral slime mold Ceratiomyxa fruticulosa var. porioides among dry birch leaves in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Flower buds of Bog Rosemary (Andromeda polifolia, Andromeda glaucophylla, Russian name Podbel) in Sosnovka Park. Saint Petersburg, Russia, June 2, 2017
 Group of warty cavalier mushrooms (Melanoleuca verrucipes) on rotting pile of dry leaves in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
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