 Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Blooming Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Flowers of Marsh Labrador Tea (Rhododendron tomentosum) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Flower buds of Labrador Tea (ledum Palustre) in a swamp in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
 Flower buds of Labrador tea (Ledum palustris) in a swamp in in Sosnovka Park. Saint Petersburg, Russia, May 22, 2011
 Flower buds of Labrador Tea (Ledum palustre) in dew in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Flower buds of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Flower buds of rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Flower buds of Rhododendron makinoi in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Labrador Tea (bagulnik bolotnyy or boligolov in Russian, Ledum groenlandicum, Rhododendron groenlandicum) in Sosnovka Park. Saint Petersburg, Russia, May 28, 2009
 Flowers of bog Labrador tea (Ledum groenlandicum, Rhododendron groenlandicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Hemispherical cluster of flowers of bog Labrador tea (Ledum groenlandicum, Rhododendron groenlandicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Flower buds of azalea (Rhododendron) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Flower buds of rhododendron (azalea) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2021
 Flower buds of rhododendron (azalea) with brown leaves in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 4, 2021
 Pink flower buds of Korean azalea Poukhanense (Rhododendron yedoense Poukhanense ) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 5, 2017
 Sundew (Drosera rotundifolia, Russian name Rosianka) with flower buds in Sosnovka Park, Saint Petersburg, Russia, June 28, 2010
 Male cones of marsh pine in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Blooming Labrador Tea (Ledum palustre) in Sosnovka Park in Saint Petersburg. Russia, May 31, 2011
 Labrador Tea (Ledum groenlandicum, Rhododendron groenlandicum, Russian names Bagulnik Bolotnyy or Boligolov) near Orekhovo, north from Saint Petersburg. Russia, May 31, 2019
 Labrador Tea (Ledum groenlandicum, Rhododendron groenlandicum, Russian names Bagulnik Bolotnyy or Boligolov) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Labrador Tea (Ledum groenlandicum, Rhododendron groenlandicum, Russian names Bagulnik Bolotnyy or Boligolov) near Vyritsa, 50 miles south from Saint Petersburg. Russia, September 10, 2017
 Blooming Labrador Tea (Ledum groenlandicum, Rhododendron groenlandicum, Russian names Bagulnik Bolotnyy or Boligolov) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Young shoots of Labrador Tea (Ledum groenlandicum, Rhododendron groenlandicum, Russian names Bagulnik Bolotnyy or Boligolov) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Flower buds of Bog Rosemary (Andromeda polifolia, Andromeda glaucophylla, Russian name Podbel) in Sosnovka Park. Saint Petersburg, Russia, June 2, 2017
 Buds of asalea (Rhododendron) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Marsh Labrador tea Ledum macrophillum in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Rhododendron leaf buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 30, 2013
 Close up of flower of Woolly burdock (Arctium tomentosum, Russian name Lopuh) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Flower buds of allium in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Small marsh rhododendron(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Flower buds of Mountain Ash (Sorbus aucuparia, Ryabina) in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Flower buds of borage family in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Flower buds of a plant of sunflower family east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
 Flower of cloudberry (Rubus chamaemorus) in Sosnovka Park. Saint Petersburg, Russia, May 26, 2014
 Flower spike of marsh orchid near Oredezh River in Siverskaya, 50 miles south from Saint Petersburg. Russia, June 15, 2014
 Flower spike of some marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Labrador Tea (Ledum palustre) in dew in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Flower buds of salt-marsh fleabane (Pluchea odorata) in Lick Creek Park. College Station, Texas, September 13, 2023
 Labrador Tea (Ledum palustre) near a lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Big flowers of Labrador Tea (Ledum palustre) in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Flowers of Labrador Tea (Ledum palustre) in dew in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 White flower buds of salt-marsh fleabane (Pluchea odorata) in Lick Creek Park. College Station, Texas, September 13, 2023
 Close up of flowers of Labrador Tea (Ledum palustre) in dew in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Close up of flowers of Labrador Tea (Ledum palustre) near a lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Flower spikes of Western marsh orchid Dactylorhiza majalis (baltica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Flowers of Labrador Tea (Ledum palustre) near Verkholino (Figurnoe, Likolampi) Lake in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Labrador Tea (Ledum palustre) near a small lake near Razliv on a road from Dibuny, north-west from Saint Petersburg, Russia, June 1, 2014
 Flower buds of purple pasque flower (Pulsatilla) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 15, 2017
 Flower buds of lungwort (Pulmonaria)(?) in Dubki Park. Sestroretsk, a suburb of Saint Petersburg, Russia, May 20, 2015
 Flower buds of lungwort (Pulmonaria) in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, May 22, 2015
 Rhododendron makinoi in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Yellow rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Dwarf purple rhododendron (Rhododendron impeditum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2021
 Kamchatka rhododendron (Rhododendron camtschaticum) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, June 3, 2019
 White rhododendron in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Rhododendron brachycarpum in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Purple laurel (Rhododendron catawbiense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Purple laurel (Rhododendron catawbiense) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 White rhododendron (azalea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 26, 2014
 Woolly burdock (Arctium tomentosum, Russian name Lopuh) in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Smartweed (Curly-top knotweed, Polygonum tomentosum, Persicaria lapathifolia, Russian name Gorets) in Pavlovsk Park, south from Saint Petersburg, Russia, June 23, 2010
 Japanese azalea (Rhododendron japonicum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 9, 2014
 Sweet Azalea (Rhododendron arborescens) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Flower buds of butterbur (Petasites hybridus, Russian name Belokopytnik) in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 12, 2021
 Flower buds of hawkweed in Kuzmolovo, 10 miles north from Saint Petersburg. Russia, June 11, 2011
 Flower spike of marsh fragrant orchid (Gymnadenia conopsea, Russian name Kokushnik) on roadside in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 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 buds of thistle (Cirsium) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
 Some flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Some flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 13, 2010
 Some flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Blooming Woolly burdock (Arctium tomentosum, Russian name Lopuh) on roadside in Aleksandrovsky Park in Pushkin (former Tsarskoe Selo), a suburb of Saint Petersburg. Russia, July 10, 2010
 Flower buds of dogwood (Cornus) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Flower buds of garlic in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 8, 2011
 Flower buds of globeflower (Trollius eoropaeus, Russian name Kupalnitsa) in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Sedum flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 29, 2016
 Sedum flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 26, 2016
 Gentian flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 19, 2012
 Silky flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Some flower buds with white rims in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Flower buds of sempervivum plant in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
 Seabeach sandwort (Honckenya peploides) with flower buds in dunes of Solnechnoe, west from Saint Petersburg. Russia, June 30, 2011
 Flower buds of stonecrop (Sedum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Blue crocus flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Spring flower with blue buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 12, 2017
 Hairy flower buds in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Marsh orchid flower in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
 Flower buds of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 Yellow and maroon flower buds emerging from sand of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) appear in a desert after recent rains. Salt marsh near Mesaieed, Qatar, January 29, 2010
 Flower buds of field scabious (Knautia arvensis) east from Toksovo, 10 miles north from Saint Petersburg. Russia, July 9, 2009
 Crocus michelsoni Vanguard flower buds in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 2, 2017
 Flower buds of Crocus michelsoni Vanguard in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 8, 2017
 Flower buds of field scabious (Knautia arvensis) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Masses of flower buds of stonecrop (Sedum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Flower of a marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Pink flower of a marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 22, 2017
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