 Large greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
 Violet coral fungus Ramariopsis pulchella from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Red skullcap flowers (Scutellaria costaricana) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 White flowers of tropical spurge (Euphorbia) in a greenhouse of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Large greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
 Violet coral mushrooms Ramariopsis pulchella from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Red tropical flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Arum flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Flower of arum in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Flower of water lily in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 White flowers of crown of thorns (Euphorbia milii) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Pink orchids in a greenhouse in TAMU Holistic Garden in Texas A and M University. College Station, Texas, January 24, 2009
 Decoration over a greenhouse entrance in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 29, 2016
 Rosette of leaves of tree houseleek (Aeonium arboreum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Shoot of Opuntia cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Lotus flower in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Close up of a red flower of tropical spurge (Euphorbia) in a greenhouse of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Furry Opuntia cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Detail of an orchid flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Epiphytic orchid Coelogyne cristata in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Camellia flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Flamingo flower (Tail flower, Anthurium andraeanum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Cactus with whitish needles in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Flowers of geraldton wax (Chamaelaucium uncinatum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Plants near greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 18, 2013
 Strawberry growing on hydroponics in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Fruit of strawberry growing on hydroponics in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Thorny leaves in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Old plaster of a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 10, 2016
 Pink azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Small yellow coral mushrooms Clavulinopsis laeticolor from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Purple flower of Yesterday-Today-and-Tomorrow (Brunfelsia australis(?)) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Red flowers of tropical spurge (Euphorbia) in a greenhouse of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Abandoned greenhouse in a village of Al Mashrab in area of Ras Laffan Farms. Northern Qatar, October 18, 2014
 Blooming echeveria in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Flowers and greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Fern leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Spotted orchid flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Yellow and purple orchid flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Red fruit of Anthurium like plant in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Bush lily (Clivia) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Greenhouses at night, with stars visible on the sky, in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 19, 2009
 Citrus fruit in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Cereus cactus with short needles in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Japanese umbrella tree (Sciadopitys verticillata) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Flowers of African hemp (Sparrmannia africana) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Pink flower of lily family in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Geraldton wax (Chamaelaucium uncinatum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Leaf of fern in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 White flowers if azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Flowers of cockscomb (Celosia argentea) in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Tagetes flowers in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Purple rose like flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Ruins of Forest Greenhouse (Lesnaya Oranzhereya) in Gatchina Park. Gatchina, a suburb of Saint Petersburg, Russia, July 25, 2012
 Cereus cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Chinese dwarf banana (Ensete lasiocarpum, Musella lasiocarpa) in greenhouses (subtropical tour) of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Mimosa like flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Flower of Dalechampia dioscoreifolia (purple wings, Costa Rican butterfly vine) on a wall of a greenhouse in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2008
 Close up of Phalaenopsis orchid flower in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Venation of a leaf of an aquatic plant in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Yellow and orange tropical plant in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Aquatic plants in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Hairy flower buds in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Greenhouses at morning in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 29, 2009
 Forest Greenhouse (Lesnaya Oranzhereya) in Gatchina Park. Gatchina, a suburb of Saint Petersburg, Russia, June 20, 2009
 Cone of sago palm(?) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Cluster of yellow orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Trial beds and greenhouse in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2019
 Cactus with flower buds in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Polygala myrtifolia in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Forest Greenhouse in the park of Gatchina, suburb of Saint Petersburg, Russia, February 12, 2013
 Branching fern leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Some green moss in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Small white flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Purple trumpet like flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Cone like fleshy axis of a plant in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Yelow petunia flowers in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Forest east from VIR Greenhouses in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 26, 2015
 Prickly plant in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Abromeitiella brevifolia in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Back lit Bauhinia leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Flower of Ruellia solitaria in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Purple butterwort flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 White flower of an epiphytic orchid Coelogyne cristata in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Strange flower of Dalechampia dioscoreifolia (purple wings, Costa Rican butterfly vine) on a wall of a greenhouse in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2008
 Spadix (spike on a fleshy axis) of Peace lily (Spathiphyllum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Yelow Tagetes flowers in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Bead plant (Coral moss, Nertera granadensis, Nertera depressa) with red berries in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Phalaenopsis orchid flower in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Green leaf venation in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 White flowers of myrtle family in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Details of a fern leaf in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Blue butterfly bush flowers (Clerodendrum) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Red powder puff flower of Calliandra 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, 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
 Tomato fruit growing on hydroponics in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Round leaf of fern in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Some white succulent flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Small yellow orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Tour of Mexican Desert greenhouse of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 27, 2009
 Leaves of aquatic plants in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Petunia in a greenhouse in Sulaiteen Farm. Doha, Qatar, February 7, 2015
 Cone of sago palm(?) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Apical meristem of a cactus in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Leaf venation in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Tall plants near greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 18, 2013
 Orange Agapetes flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Back lit fern leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Some green shoot in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Bromelia in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Flower of a marsh plant in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Some hairy flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Some fern(?) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Geranium flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Green shoot in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Maiden fern in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Pink tropical plant Tillandsia in a greenhouse of a plant shop "Rasteniya Vsekh Stran Mira" in Chkalov Sanatorium. Odessa, Ukraine, July 3, 2009
 Leaf venation in aquatic plant greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Venation of aquatic plant leaf in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
 Alpine hill near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2015
 Flowers near greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Road east from VIR Greenhouses in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, September 26, 2015
 Forest Greenhouse 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
 Back side of a fern leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Hairy fern leaf in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Soft leaves in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Spanish moss in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Leaves of Solanum uleanum in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Casuarina branch in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
 Courtyard near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
 Asters near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 24, 2016
 Flowers near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 24, 2016
 Garden near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Flowers near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 26, 2016
 Plants near a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, November 4, 2016
 Tinder polypore mushroom (bracket fungus, Fomes fomentarius) on a sycamore maple (Acer pseudoplatanus) near greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 21, 2017
 Texture of ferns in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Some blue flower in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Yellow flower of Schaueria calycotricha in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 White flower of epiphytic orchid Coelogyne cristata in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Cluster of yellow and purple orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 White flowers of Anthurium in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Two white flowers of Anthurium in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Pink flowers of azalea (rhododendron) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Fern leaves in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Texture of fern in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Mickey mouse plant (Ochna serrulata, Ochna atropurpurea) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Red clivia flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Cluster of small agave plants in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Blue flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Blue orchid flowers in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Red flower of Karo (Pittosporum crassifolium) in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Fine leaf of fern in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Some palmate leaves in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Pelargonium behind glass of greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2017
 White worm coral mushrooms Clavaria fragilis (Clavaria vermicularis) from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Orange coral mushrooms Clavulinopsis laeticolor from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Flowerbeds and greenhouses in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 4, 2017
 Greenhouse Pond in Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 17, 2019
 Peziza like mushrooms from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Earth Tongue (Geoglossum) mushrooms from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
 Coral like mushrooms from a greenhouse on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 30, 2017
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