 Blue flowers of lungwort (Pulmonaria obscura, Russian name Medunitsa) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Close up of flowers of lungwort (Pulmonaria obscura, Russian name Medunitsa) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Lungwort (Pulmonaria obscura, Russian name Medunitsa) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Flowers of Lungwort (Pulmonaria, Russian name Medunitsa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Lungwort (Pulmonaria, Russian name Medunitsa)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Lungwort (Pulmonaria rubra David Word , Russian name Medunitsa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Lungwort (Pulmonaria rubra David Word , Russian name Medunitsa) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 7, 2019
 Flowers of lungwort (Bethlehem sage, Pulmonaria saccharata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Masses of flowers of lungwort (Bethlehem sage, Pulmonaria saccharata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Opening flowers of lungwort (Pulmonaria)(?) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flowers of lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Flowers of lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Lungwort (Bethlehem sage, Pulmonaria saccharata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Blooming lungwort (Bethlehem sage, Pulmonaria saccharata) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Lungwort (Bethlehem sage, Pulmonaria saccharata Leopard) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Small flowers of milkwort (Poligala, Russian name Istod) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Blue flowers of fumewort (Corydalis, Russian name Khokhlatka) in area of Posiolok near Vyritsa, south from Saint Petersburg, Russia, May 1, 2017
 Flowers of bird cherry (Adus avium, Cheriomukha in Russian) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Flower buds of lungwort (Pulmonaria) in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
 Flower buds of lungwort (Pulmonaria)(?) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Greater celandine (tetterwort, Chelidonium majus, Russian name Chistotel) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 21, 2015
 Lungwort Pulmonaria rubra in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Lungwort Pulmonaria saccharata Leopard in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 7, 2019
 Blooming lungwort (Bethlehem sage, Pulmonaria saccharata Leopard ) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 7, 2019
 Common blue lupin (Lupinus) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Blue flowers of Hepatica (Pechonochnitsa in Russian) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Wild rose (Russian name Shipovnik) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Globeflower (Trollius, Russian name Kupalnitsa) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Melampyrum nemorosum (Russian name Ivan Da Marya) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Blue flowers of Hepatica (Pechonochnitsa in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Blue flowers of Hepatica (Pechonochnitsa in Russian) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 29, 2017
 Blooming bird cherry (Adus avium, Cheriomukha in Russian) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Close up of common dandelion (Taraxacum officinale, Russian name Oduvanchik) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Flower buds of globeflower (Trollius eoropaeus, Russian name Kupalnitsa) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Water Avens (Geum rivale, Russian name Gravilat) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Blue and red flowers of forget-me-not (Myosotis, Russian name Nezabudka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Flowers of mustard family in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Blue flowers of creeping navelwort (Omphalodes verna, Russian name pupochnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 27, 2017
 Cranberrybush (Viburnum opulus, Russian name Kalina) near Sablinka River in Sablino, 30 miles south from Saint Petersburg. Russia, July 29, 2012
 Common yellow spring flower of coltsfoot (Tussilago farfara, Russian name Mat I Machekha) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 A waterfall in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Sablinka Creek in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Yellow flowers of Cowslip primrose (Primula veris) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Flowers buds of Greater celandine (tetterwort, Chelidonium majus) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Pink flowers of pea family near Sablinka River in Sablino, 30 miles south from Saint Petersburg. Russia, July 29, 2012
 Flowers of fumewort (Corydalis, Russian name Khokhlatka) in area of Posiolok near Vyritsa, south from Saint Petersburg, Russia, May 1, 2017
 Blue anemone flowers (Anemone nemorosa var. coerulea Robinsoniana , Russian name Vetrenitsa) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Yellow flowers of Gagea minima(?) (Russian name Gusiny Luk) in area of Posiolok near Vyritsa, south from Saint Petersburg, Russia, May 1, 2017
 Flower of yellow archangel (Lamium galeobdolon) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Phellinopsis conchata tinder mushrooms on elm tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Oyster mushrooms Pleurotus calyptratus on an aspen log in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Pink flowers of Daphne mezereum (Russian name Volchye Lyko) in area of Posiolok near Vyritsa, south from Saint Petersburg, Russia, May 1, 2017
 Pores of fragrant bracket mushroom (Trametes suaveolens) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Hairy bracket mushrooms (Trametes hirsuta)(?) on a mossy log in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Close up of flower of yellow archangel (Lamium galeobdolon) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Flowers of Marsh Gentian (Gentiana pneumonanthe) in fields near Sablinka River in Sablino, 30 miles south from Saint Petersburg. Russia, July 29, 2012
 Yellow flowers of common agrimony (Agrimonia eupatoria) near Sablinka River in Sablino, 30 miles south from Saint Petersburg. Russia, July 29, 2012
 Oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 False puffball mushroom (Reticularia lycoperdon, Enteridium lycoperdon) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Fringed polypore mushrooms (Lentinus substrictus, Lentinus ciliatus) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Dissected false puffball mushroom (Reticularia lycoperdon, Enteridium lycoperdon) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Blue flowers of forget-me-not (Myosotis palustris, Russian name Nezabudka) in Sosnovka Park in Saint Petersburg. Russia, June 24, 2010
 Blue flowers of Gentiana (Russian name Gorechavka) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 Blue flowers of beach pea (Lathyrus maritimus, Russian name Cheena) in Solnechnoe, north-west from Saint Petersburg. Russia, July 8, 2016
 Close-up of a blue flower of Hepatica (Pechonochnitsa in Russian) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Blue flowers of creeping navelwort (Omphalodes verna, Russian name pupochnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 10, 2016
 Purple flowers of beinwell (blue comfrey, Symphytum caucasicum, Russian name Okopnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Blue comfrey flowers (beinwell, Symphytum caucasicum, Russian name Okopnik) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Blue flower of Hepatica (Pechonochnitsa in Russian) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Blue flowers of fodder galega (Galega orientalis, Russian name Kozliatnik) in fields west from Deviatkino. Saint Petersburg, Russia, June 29, 2011
 Blue flowers of Black Rampion (Phyteuma nigrum, Russian name Kolnik) near Angliyskaya Alley in Upper Park. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, June 22, 2014
 Tosna River in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 A waterfall in Sablino, south from Saint Petersburg. Russia, June 24, 2003
 Tosna River near Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Lentil like clouds over Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Flower of stellaria in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Waterfall in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Blue geranium flower in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 9, 2017
 Rapids of Tosna River near Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Tosna River near Sablino, south from Saint Petersburg. Russia, June 24, 2003
 Forest along Tosna River near Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Canyon of Tosna River near Sablino, south from Saint Petersburg. Russia, May 21, 2011
 A rustic house in Sablino, south from Saint Petersburg. Russia, June 24, 2003
 Tosna River near Sablino, south from Saint Petersburg. Russia, June 24, 2003
 A forest behind a waterfall in Sablino, south from Saint Petersburg. Russia, June 24, 2003
 A waterfall in Sablino, 20 miles south from Saint Petersburg. Russia, July 28, 2004
 View from railroad overpass in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 A trail along Tosna River in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Close up of buttercup flower in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Tosna River in Sablino, south from Saint Petersburg. Russia, June 24, 2003
 Globeflower (Trollius eoropaeus) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Back lit leaves of hazelnut in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Bank of Tosna River in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 A waterfall in Sablino, 20 miles south from Saint Petersburg. Russia, July 28, 2004
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