 Young leaf of mountain ash (Sorbus aucuparia, Russian name Ryabina) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 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 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
 Fresh leaves 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
 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
 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
 Close up of Mountain Ash (Sorbus aucuparia, Ryabina) flowers in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 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
 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
 Close up of young warty cavalier mushrooms (Melanoleuca verrucipes) in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Green paint on a cut branch of mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Young leaves and a flower bud of cloudberry (Rubus chamaemorus, Moroshka in Russian) in Sosnovka Park. Saint Petersburg, Russia, May 28, 2009
 Young leaves of swamp blueberry (Vaccinium uliginosum, Russian name Golubika or Gonobobel) in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
 Hazel bracket fungus (Skeletocutis nivea)(?) on a dry mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Ochre Bracket mushrooms (Trametes ochracea)(?) on a stump of mountain ash in Sosnovka Park. Saint Petersburg, Russia, April 8, 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
 The Greasy bracket polypore mushrooms (Aurantiporus fissilis)(?) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Wrinkled crust fungus (Phlebia radiata mushroom) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, February 14, 2017
 Ochre Bracket mushrooms (Trametes ochracea)(?) collected from a stump of mountain ash in Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Some young leaves in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 White poroid mushrooms of hazel bracket (Skeletocutis nivea)(?) on a dry mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Common inkcap (inky cap) mushrooms Coprinopsis atramentaria at the base of mountain ash(?) tree in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Texture of wrinkled crust fungus (Phlebia radiata mushroom) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, February 17, 2017
 Young leaves on a birch in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Chokeberry (Aronia melanocarpa, Russian name Chornaya Ryabina) near a lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Tar rot fungus (Rhytisma acerinum) on a maple leaf taken from Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Close up of tawny grisette mushroom (Amanita fulva, Russian name Poplavok) in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Silver leaf fungus (Chondrostereum purpureum mushrooms) in Sosnovka Park. Saint Petersburg, Russia, March 13, 2017
 Young Parasola auricoma mushrooms in Sosnovka Park. Saint Petersburg, Russia, June 7, 2017
 Red velvety patches on a birch leaf caused by the eriophyid mite in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Red velvety patches on a birch leaf (velvet erineum galls) in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Young inkcap mushrooms Coprinopsis strossmayeri in Sosnovka Park. Saint Petersburg, Russia, June 18, 2017
 Young Parasola auricoma mushrooms (Coprinus auricomus) in Sosnovka Park. Saint Petersburg, Russia, May 31, 2017
 Leaf parachute mushrooms (Marasmius epiphyllus) on a maple leaf taken from Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Leaf parachute mushrooms (Marasmius epiphyllus) on a rotten leaf of birch taken from Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 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 stage of slime mold Stemonitis fusca in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Young stage of slime mold Stemonitis fusca in Sosnovka Park. Saint Petersburg, Russia, August 4, 2017
 Young pinewood gingertail mushrooms (Xeromphalina campanella) in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Masses of young pinewood gingertail (Xeromphalina campanella) in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Young sheathed woodtuft mushrooms (Kuehneromyces mutabilis) in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Young fairy inkcap mushrooms (Coprinellus disseminatus) in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Young northern honey mushrooms (Armillaria borealis) in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Young northern honey mushrooms (Armillaria borealis) in Sosnovka Park. Saint Petersburg, Russia, September 12, 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) with flowers 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
 Young Parasola auricoma mushrooms on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Young hare s foot inkcap mushrooms (Coprinopsis lagopus) in Sosnovka Park. Saint Petersburg, Russia, June 8, 2017
 Young northern honey mushrooms (Armillaria borealis) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 12, 2017
 Young stage of slime mold Stemonitis fusca on a stump in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Dissected young warty cavalier mushrooms (Melanoleuca verrucipes) in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Young northern honey mushrooms (Armillaria borealis) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Young purple edge bonnet mushrooms (Mycena purpureofusca) in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Velvety patches on a birch leaf caused by the velvet erineum gall eriophyid mite in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017
 Red velvety patches on a birch leaf caused by the velvet erineum gall eriophyid mite in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Close up of Leratiomyces magnivelaris mushrooms in Sosnovka Park. Saint Petersburg, Russia, May 27, 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
 Young fluted bird s nest mushrooms (Cyathus striatus) on a twig in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Toothed cup fungus (Tarzetta cupularis) on rich soil under young pines in Sosnovka Park. Saint Petersburg, Russia, September 16, 2017
 Young purple toothed polypore mushrooms (Trichaptum biforme) on a birch log in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 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
 Young leaf of meadowsweet (Filipendula)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 6, 2017
 Young conical brittlestem mushrooms (Parasola conopilus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Young fairy inkcap mushrooms (Coprinellus disseminatus) behind a memorial to military pilots in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Young warty cavalier mushrooms (Melanoleuca verrucipes) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Young sulphur tuft (Hypholoma fasciculare)(?) mushrooms on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 7, 2017
 Young collared parachute mushrooms (Marasmius rotula) on a rotten tree branch in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Close up of bog beacon mushrooms (Mitrula paludosa) in Sosnovka Park. Saint Petersburg, Russia, July 3, 2017
 Close up of a cap of pine-cone mushroom (Strobilurus stephanocystis) in Sosnovka Park. Saint Petersburg, Russia, May 11, 2017
 Young hare s foot inkcap mushrooms (Coprinopsis lagopus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Group of young conical brittlestem mushrooms (Parasola conopilus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Young Hare s foot inkcap mushrooms (Coprinopsis lagopus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Close up of orange bonnet mushrooms (Mycena acicula) in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Close up of common dung cup mushrooms (Peziza vesiculosa) in Sosnovka Park. Saint Petersburg, Russia, June 2, 2017
 Close up of sphagnum brownie mushrooms (Hypholoma elongatum)(?) in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Close up of raspberry slime mold (Tubifera ferruginosa) on a log in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Close up of russet toughshank mushrooms (Gymnopus dryophilus) in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Close up of purple jellydisc mushrooms (Ascocoryne sarcoides) in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Close up of collared parachute mushrooms (Marasmius rotula) in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Young northern honey mushrooms (Armillaria borealis) with slime mold Trichia decipiens on a stump in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Young mossy maple polypore mushrooms (Oxyporus populinus)(?) in a hollow of small willow stump in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Birch and mountain ash trees in Sosnovka Park. Saint Petersburg, Russia, May 31, 2009
 Close up of slime mold Physarum virescens on pine needles in Sosnovka Park. Saint Petersburg, Russia, August 4, 2017
 Close up of purple edge bonnet mushrooms (Mycena purpureofusca) in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Close up of pine-cone mushrooms (Strobilurus stephanocystis) from area of former swamp in Sosnovka Park. Saint Petersburg, Russia, May 11, 2017
 Close up of wolf s milk slime mold (Lycogala epidendrum) in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
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