 Close-up of trumpet-shaped lichen Cladonia cervicornis ssp. verticillata(?) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Reindeer lichen (Cladonia portentosa) and trumpet-shaped Cladonia cervicornis ssp. verticillata in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Reindeer lichen (Cladonia portentosa) and Cladonia cervicornis ssp. verticillata in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Ladder lichen (Cladonia cervicornis ssp. verticillata) on sandy soil in a pine forest near Kuzmolovo, north from Saint Petersburg. Russia, May 8, 2019
 Cladonia lichen under pines in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Close-up of Cladonia lichen under pines in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Green Cladonia lichen on rotting wood in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Reindeer lichen (Cladonia rangiferina) a pine forest in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Close-up of star-tipped reindeer lichen (Cladonia stellaris) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Star-tipped reindeer lichen (Cladonia stellaris) in a pine forest in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Trumpet lichen (Cladonia fimbriata) in Zakhodskoe, 50 miles north from Saint Petersburg. Leningrad Region, Russia, August 7, 2016
 Pillow shaped reindeer lichen Cladonia portentosa in Zakhodskoe, 50 miles north from Saint Petersburg. Leningrad Region, Russia, August 7, 2016
 Sieve lichen (Cladonia multiformis) in Petiayarvi, north from Saint Petersburg. Russia, May 26, 2019
 Powdered sunshine lichen (Vulpicida pinastri) and another crustose lichen on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Trumpet like Cladonia lichen on the ground in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Trumpet like Cladonia lichen in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Trumpet like lichen Cladonia in moss in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Trumpet lichen (Cladonia fimbriata) near railroad in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Trumpet like lichen Cladonia among pine needles in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Trumpet like Cladonia lichen in a dry pine forest in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Trumpet like lichen Cladonia in a pine forest in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Dog lichen (Peltigera membranacea(?)) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Reindeer lichen Cladonia rangiferina near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Reindeer lichen (Cladonia rangiferina) under pines near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Trumpet lichen (Cladonia fimbriata) on sandy soil in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Green trumpet like Cladonia lichen in open place in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 22, 2021
 Pillow shaped thorn lichen Cladonia uncialis in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
 Powdered sunshine lichen (Vulpicida pinastri) on a log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Reindeer lichen Cladonia rangiferina (Yagel in Russian) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Star-tipped reindeer lichen (Cladonia stellaris) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Trumpet like Cladonia lichen in open place with young forest in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 22, 2021
 Close-up of star-tipped reindeer lichen (Cladonia stellaris) near Orekhovo, north from Saint Petersburg. Russia, August 1, 2024
 Young powdered sunshine lichen (Vulpicida pinastri) on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Powdered sunshine lichen (Vulpicida pinastri) and tree fringewort (Ptilidium pulcherrimum) on a log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Trumpet-like lichen near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Close-up of Cladonia lichen on upper surface of an old conifer stump in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 22, 2024
 Elongated structures of Cladonia fimbriata lichen in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Green trumpet-like lichen near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Interwoven mats of Reindeer lichen (Cladonia portentosa) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Star-tipped reindeer lichen (Cladonia stellaris) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Trumpet-like lichen on rotten wood in Lembolovo, 35 miles north from Saint Petersburg. Russia, August 31, 2016
 Spores of small white oysterling mushrooms Hohenbuehelia collected earlier 8/3/2024 in Petiayarvi, north from Saint Petersburg, Russia, August 23, 2024
 Common reindeer lichen Cladonia portentosa in Zakhodskoe, 50 miles north from Saint Petersburg. Leningrad Region, Russia, August 7, 2016
 Mats of star-tipped reindeer lichen (Cladonia stellaris) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, August 21, 2013
 Pine bolete mushroom (Boletus pinophilus) with lichen in Petiayarvi, 50 miles north from Saint Petersburg. Russia, August 30, 2017
 Trumpet like Cladonia lichen in moss in Monrepos Park in Vyborg. Russia, May 24, 2019
 Upper view of Cladonia lichen and tree fringewort (Ptilidium pulcherrimum) on a conifer stump in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 22, 2024
 Green moss on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Waterfall of an old dam of Volchya River in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Section of an old dam of Volchya River in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Dam of Volchya River from a camp in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Cladonia lichen and tree fringewort (Ptilidium pulcherrimum) on a tree stump in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 22, 2024
 A trail from a hill in a pine forest in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Rushing water of an old dam of Volchya River in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Running water of an old dam of Volchya River in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Black stones of an old dam of Volchya River in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Pink brittlegill (Russula) mushrooms in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 A trail going uphill in a pine forest in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Chanterelle mushrooms (Cantharellus cibarius) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Spores (in KOH) of small orange webcap mushrooms (Cortinarius)(?) (spore print rusty brown) in sphagnum collected earlier 8/3/2024 in Petiayarvi, north from Saint Petersburg, Russia, August 23, 2024
 Mealy tooth mushroom (Hydnellum ferrugineum) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Pinelitter gingertail mushrooms (Xeromphalina cauticinalis) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Woolly tooth mushrooms (Phellodon tomentosus) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Feather-like moss on sandy soil near train tracks in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Close-up of tree fringewort (Ptilidium pulcherrimum) on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Common funnel mushrooms (Clitocybe gibba, Infundibulicybe g.) in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Spores (in KOH) of saffron webcap mushrooms (Cortinarius croceus) (spore print rusty brown, turns black in KOH) in sphagnum collected earlier 8/3/2024 in Petiayarvi, north from Saint Petersburg, Russia, August 23, 2024
 Round patch of tree fringewort (Ptilidium pulcherrimum) on a conifer log in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Close-up of feather-like moss on sandy soil near train tracks in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small oysterling mushrooms Hohenbuehelia on a fallen rowan(?) tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Mealy tooth mushroom (Hydnellum ferrugineum) with a side view in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small orange webcap mushrooms (Cortinarius)(?) in a sphagnum swamp near a lake in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Smooth rupturewort (Herniaria glabra) on sandy soil near train tracks in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Saffron webcap mushrooms (Cortinarius croceus) in a sphagnum swamp near a lake in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Trumpet shaped lichens near a boardwalk in Boloto Lammin-Suo swamp reserve, 25 miles north-west from Saint Petersburg. Russia, June 16, 2014
 Small yellowish oysterling mushrooms Hohenbuehelia on underside of a wet fallen rowan(?) tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small white oysterling mushrooms Hohenbuehelia on underside of a wet fallen rowan(?) tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small slimy white oysterling mushrooms Hohenbuehelia on underside of a wet fallen rowan(?) tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Small white oysterling mushrooms Hohenbuehelia with mold on underside of a wet fallen rowan(?) tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 False turkey tail mushrooms (crust fungus, Stereum hirsutum)(?) on a small fallen tree in Petiayarvi, north from Saint Petersburg. Russia, August 3, 2024
 Cladonia lichen in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Reindeer lichen (Cladonia) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Cladonia lichen in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
 Dog lichen (Peltigera membranacea) in Petiayarvi, north from Saint Petersburg. Russia, May 26, 2019
 Mealy pixie-cup lichen (Cladonia chlorophaea) north from Lembolovo, 40 miles north from Saint Petersburg. Russia, September 9, 2017
 Species of reindeer lichen (Cladonia) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Sieve lichen (Cladonia multiformis) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Red apothecia of Cladonia lichen in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
 Cladonia lichen under pines in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 22, 2021
 Reindeer lichen (Cladonia) in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 22, 2021
 Thorn lichen Cladonia uncialis in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Reindeer lichen Cladonia rangiferina(?) in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Thorn lichen Cladonia uncialis in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Reindeer lichen Cladonia rangiferina in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Reindeer lichen (Cladonia) in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 15, 2021
 Moss and Cladonia lichen in Zakhodskoe, 50 miles north from Saint Petersburg. Russia, July 10, 2016
 Star-tipped reindeer lichen (Cladonia stellaris) north from Vyritsa, 50 miles north from Saint Petersburg. Russia, July 18, 2012
 Close up of thorn lichen Cladonia uncialis in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Species of reindeer lichen (Cladonia) in moss in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
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