 Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, June 13, 2014
 Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, June 28, 2011
 Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, June 10, 2011
 Wild Calla (Water Arum, Calla palustris) in Sosnovka Park in Saint Petersburg. Russia, June 24, 2010
 Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, July 25, 2015
 Close up of Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, June 10, 2011
 Fruits of Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, September 15, 2013
 Flower of Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, June 10, 2011
 Wild Calla (Water Arum, Calla palustris) in a swamp in Sosnovka Park. Saint Petersburg, Russia, June 10, 2011
 Fruit of Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, July 25, 2015
 Fruits of Wild Calla (Water Arum, Calla palustris) in swamp of Sosnovka Park. Saint Petersburg, Russia, August 15, 2012
 Close up of a fruit of Wild Calla (Water Arum, Calla palustris) in Sosnovka Park. Saint Petersburg, Russia, July 25, 2015
 Fruits of Wild Calla (Water Arum, Calla palustris) in moss in Sosnovka Park. Saint Petersburg, Russia, August 19, 2013
 Wild Calla (Water Arum, Calla palustris) fruits in swamp of Sosnovka Park. Saint Petersburg, Russia, August 15, 2012
 Fruit of wild calla (Water Arum, Calla palustris) taken from a swampy area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Fruits of Wild Calla (Water Arum, Calla palustris) in swampy area of Sosnovka Park. Saint Petersburg, Russia, August 19, 2013
 Dissected fruit of wild calla (Water Arum, Calla palustris) taken from a swampy area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Fruits of wild calla (Water Arum, Calla palustris) near a forest path in swampy area of Sosnovka Park. Saint Petersburg, Russia, September 24, 2015
 Deacomposing fruits with emerging seeds of Wild Calla (Water Arum, Calla palustris) in swampy area of Sosnovka Park. Saint Petersburg, Russia, August 19, 2013
 Wild Calla (Water Arum, Calla palustris) near Valkialampi Lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Wild Calla (Water Arum, Calla palustris) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 7, 2011
 Flower of Wild Calla (Water Arum, Calla palustris) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 7, 2011
 Flower spike of Wild Calla (Water Arum, Calla palustris) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 7, 2011
 Wild Calla (Water Arum, Calla palustris) in Beloe Lake near railroad in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Red calla (Arum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2014
 Red calla (Arum) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Orange fruits on a plant of calla family (arum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 31, 2012
 Red fruit of a plant of calla family in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Red fruit of a plant of calla family in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Fruit of calla in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 23, 2014
 Flower buds of Labrador tea (Ledum palustris) in a swamp in in Sosnovka Park. Saint Petersburg, Russia, May 22, 2011
 Calla flowers on a marble tombstone in City Cemetery. Bryan, Texas, December 30, 2012
 Blue flowers of forget-me-not (Myosotis palustris, Russian name Nezabudka) in Sosnovka Park in Saint Petersburg. Russia, June 24, 2010
 Sphagnum greyling mushrooms Sphagnurus paluster (Tephrocybe palustris) in Sosnovka Park. Saint Petersburg, Russia, July 6, 2017
 Ovary of calla in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 2, 2012
 Wild duck (mallard) on Karasiovoe Lake in Sosnovka Park. Saint Petersburg, Russia, November 21, 2016
 Wild strawberry (Fragaria, Russian name Zemlianika) in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Flowers of wild strawberry (Fragaria, Russian name Zemlianika) in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Leaves in a pool of water in Sosnovka Park. Saint Petersburg, Russia, October 8, 2016
 Pool of water in area of former German camps in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Wrinked corticioid fungus with water droplets on a thin tree in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Water drops, or guttation of bracket fungus Red-Belt Conk (polypore mushroom Fomitopsis pinicola) in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Alley of Sosnovka Park. Saint Petersburg, Russia, May 29, 2014
 Water drops, or guttation of bracket polypore mushroom Fomitopsis pinicola when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Pine alley of Sosnovka Park. Saint Petersburg, Russia, May 29, 2014
 Pond in Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Swampy area of Sosnovka Park. Saint Petersburg, Russia, May 29, 2014
 Snowy pines in Sosnovka Park. Saint Petersburg, Russia, December 31, 2014
 Snowy ditch in Sosnovka Park. Saint Petersburg, Russia, December 31, 2014
 Pine alley in Sosnovka Park. Saint Petersburg, Russia, December 31, 2014
 Narrow alley in Sosnovka Park. Saint Petersburg, Russia, June 13, 2014
 Snowy swamp in Sosnovka Park. Saint Petersburg, Russia, December 31, 2014
 Flower of cloudberry (Rubus chamaemorus) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Male cones of marsh pine in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Birch alley behind a monument in Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Water drops, or guttation of bracket fungus Red-Belt Conk (polypore mushroom Fomitopsis pinicola) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Flowers of Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Birch alley in northern area of Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Blooming Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Birch forest in northern area of Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Sobachye Lake (Vosmiorka, or Bublik) in Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Mica Cap mushrooms (Coprinellus micaceus) in Sosnovka Park. Saint Petersburg, Russia, June 13, 2014
 Snowy ditch in swamp area of Sosnovka Park. Saint Petersburg, Russia, December 31, 2014
 Flower buds of Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
 Arum flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Cottongrass (Eriophorum vaginatum, Russian name Pushitsa) in swampy area of Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Yellow flower of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
 Flower of arum in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Old style sparkling water machine in Mikhaylovsky Garden. Saint Petersburg, Russia, June 10, 2014
 Early birch bolete mushroom (Leccinum scabrum(?), Podberiozovik) near Sobachye Lake in Sosnovka Park. Saint Petersburg, Russia, June 24, 2014
 Mushrooms Sphagnurus paluster (Tephrocybe palustris) in swamp near Orekhovo, north from Saint Petersburg. Russia, May 31, 2019
 Mushroom Sphagnurus paluster (Tephrocybe palustris) in swamp near Orekhovo, north from Saint Petersburg. Russia, May 31, 2019
 Marsh Hedgenettle (Stachys palustris) on a beach near Sestroretsk. West from Saint Petersburg, Russia, July 20, 2012
 Water Avens (Geum rivale) near Razliv on a road from Dibuny, north-west from Saint Petersburg, Russia, June 1, 2014
 Mushrooms Sphagnurus paluster (Tephrocybe palustris) on black background near Orekhovo, north from Saint Petersburg. Russia, May 31, 2019
 Orange fruit of arum in Antique Rose Emporium. Independence, Texas, June 28, 2014
 Close up of Water Avens (Geum rivale, Russian name Gravilat) east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
 Flower of Water Avens (Geum rivale, Russian name Gravilat) east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
 Bog-star flower (Parnassia palustris, Russian name Belozor) near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Pod grass (rannoch-rush, Scheuchzeria palustris) in a swamp near Orekhovo, 40 miles north from Saint Petersburg. Russia, July 16, 2016
 Seed head of Water Avens (Geum rivale, Russian name Gravilat) east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
 Cranberry (Oxycoccus palustris, Vaccinium oxycoccos, Russian name Kliukva) near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Forget-me-not flowers (Myosotis palustris, Russian name Nezabudka) near Zapliusye in Pskov Region south from Saint Petersburg, Russia, June 27, 2010
 Blooming cranberry (Oxycoccus palustris, Vaccinium oxycoccos, Russian name Kliukva) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on a shore of Gulf of Finland near Lakhta, a suburb of Saint Petersburg, Russia, May 11, 2016
 Flower of Marsh Hedgenettle (Stachys palustris) on roadside in fields west from Deviatkino, 1 mile north from Saint Petersburg. Russia, July 26, 2012
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on Angliyskaya Alley in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Cranberry (Oxycoccus palustris, Vaccinium oxycoccos, Russian name Kliukva) in a swamp near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Pink flowers of Marsh pea (Lathyrus palustris, Russian name China) near Zapliusye in Pskov Region south from Saint Petersburg, Russia, June 27, 2010
 Cranberry (Oxycoccus palustris, Vaccinium oxycoccos, Russian name Kliukva) in moss near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Cranberry (Oxycoccus palustris, Vaccinium oxycoccos, Russian name Kliukva) on a forest cutting near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Young mushrooms Sphagnurus paluster (Tephrocybe palustris) in moss near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
 Mushrooms Sphagnurus paluster (Tephrocybe palustris) in sphagnum moss near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
 Mushrooms Sphagnurus paluster (Tephrocybe palustris) in swamp near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, July 25, 2017
 Flowers of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
 Sphagnum greyling mushrooms Sphagnurus paluster (Tephrocybe palustris) on a forest cutting site in Lembolovo, 40 miles north from Saint Petersburg. Russia, July 5, 2017
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