 Tiny cup fungi Lachnum pygmaeum on tree roots in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Small white funnel mushrooms on a mossy tree root 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
 Tiny orange dot fungus on a barkless log in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Yellow mushroom Ditiola peziziformis(?) on a pine tree in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Cup fungi Scutellinia scutellata near a bonfire site in Sosnovka Park. Saint Petersburg, Russia, June 19, 2017
 Yellow brittlegill (Russula) mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Tiny sheathed woodtuft mushrooms (Kuehneromyces mutabilis, Pholiota mutabilis) on a rotten tree stump in Sosnovka Park. Saint Petersburg, Russia, July 20, 2016
 Yellow fieldcap mushrooms (Bolbitius titubans) in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Yellow fieldcap mushrooms (Bolbitius titubans) on burnt wood in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Slime mold Reticularia lycoperdon on a pine tree in Sosnovka Park. Saint Petersburg, Russia, July 2, 2017
 Mushrooms Pluteus podospileus on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Spores (in KOH) of small white funnel mushrooms on a mossy tree root collected earlier 7/30/2024 in Sosnovka Park, in St. Petersburg, Russia, August 22, 2024
 Yellowing cup fungus (Peziza succosa)(?) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Caps of mushrooms Pluteus podospileus on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Yellowing cup mushrooms (Peziza succosa)(?) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Conical brittlestem (Parasola conopilus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Small mushrooms Pluteus podospileus on tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 19, 2017
 Dissected slime mold Reticularia lycoperdon on a pine tree in Sosnovka Park. Saint Petersburg, Russia, July 2, 2017
 Small ascomycete fungi Hymenoscyphus serotinus(?) on ash tree in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Spores (in lugol) of small white funnel mushrooms on a mossy tree root collected earlier 7/30/2024 in Sosnovka Park, in St. Petersburg, Russia, August 22, 2024
 Mushrooms Pluteus podospileus on reach soil on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 The Greasy bracket polypore mushrooms (Aurantiporus fissilis)(?) at a base of a tree in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 The Greasy bracket polypore mushrooms (Aurantiporus fissilis)(?) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Collared parachute mushrooms (Marasmius rotula) on a rotten tree branch in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Warty cavalier mushrooms (Melanoleuca verrucipes) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Collared parachute mushrooms (Marasmius rotula) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Group of warty cavalier mushrooms (Melanoleuca verrucipes) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Common inkcap (inky cap) mushrooms Coprinopsis atramentaria at the base of mountain ash(?) tree in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Young collared parachute mushrooms (Marasmius rotula) on a rotten tree branch in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Dark grey-brown bonnet mushrooms Mycena leptocephala on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Group of grey-brown nitrous bonnet mushrooms (Mycena leptocephala) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 22, 2017
 Side view of hare s foot inkcap mushrooms (Coprinopsis lagopus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Golden Root (Rhodiola rosea) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Conocybe rugosa (Pholiotina rugosa) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Alley with yellow leaves in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Some orange fungus together with tiny dark cups of Ascomycete fungus on a stump in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Yellow brain fungus (Tremella mesenterica) on a tree near Pesochnaya, north-west from Saint Petersburg. Russia, July 23, 2017
 Blue stain caused by ophiostomatoid fungi on a cut surface of a spruce tree near Kanneliarvi, 40 miles north-west from Saint Petersburg, Russia, July 29, 2005
 Tiny cup mushrooms Hymenoscyphus serotinus(?) at the base of ash tree in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Tiny cup fungus Hymenoscyphus serotinus(?) on bark of ash tree in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, October 5, 2017
 Yellow foliage near Bublik Pond in northern area in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Some corticioid fungi on a larch tree in Lindulovskaya Larch Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, August 29, 2017
 Yellow puffball mushroom Bovista colorata in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Yellow puffball mushrooms Bovista colorata in Sosnovka Park. Saint Petersburg, Russia, July 11, 2016
 Yellow brittlegill mushrooms (Russula claroflava(?)) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Yellow foliage around demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Yellow foliage near demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Yellow leaves on demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Tree stump in fall in Sosnovka Park. Saint Petersburg, Russia, October 3, 2017
 Yellow leaves carpeting demolished garages in area of former prisoner of war camps in Sosnovka Park. Saint Petersburg, Russia, October 8, 2017
 Corticioid fungus on birch tree in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Hen-of-the-wood fungus (polypore mushroom Grifola frondosa) on a root of oak tree in Dubki Park in Sestroretsk, west from Saint Petersburg. Russia, October 2, 2016
 Some crustous fungus at the base of a birch tree in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Some crustous fibrillous fungus on a birch tree in Sosnovka Park. Saint Petersburg, Russia, September 13, 2017
 Green paint on a cut branch of mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, March 23, 2017
 Yellow brittlegill mushrooms (Russula claroflava(?)) partially lit by ultraviolet light in Sosnovka Park. Saint Petersburg, Russia, July 30, 2024
 Orange globose fruiting bodies of Yellow Spot mushrooms (Nectria peziza) on a stump in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Parasola auricoma mushrooms on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 9, 2017
 White rot fungus Phlebiopsis gigantea(?) on pine tree in Sosnovka Park. Saint Petersburg, Russia, March 13, 2017
 Inkcap mushrooms Coprinopsis strossmayeri on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Pinkgill mushrooms Entoloma araneosum on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Inkcap mushrooms Coprinopsis strossmayeri on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Insect egg slime mold (Leocarpus fragilis) on a tree limb in Sosnovka Park. Saint Petersburg, Russia, September 2, 2017
 Inkcap like mushrooms Parasola auricoma on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 13, 2017
 Hazel bracket fungus (Skeletocutis nivea)(?) on a dry mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, August 14, 2017
 Polypore mushroom Diplomitoporus flavescens on a small pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Young Parasola auricoma mushrooms on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Blackedged shield mushrooms (Pluteus atromarginatus) cut from a pine tree in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017
 Blackedged shield mushrooms (Pluteus atromarginatus) on a pine tree in Sosnovka Park. Saint Petersburg, Russia, August 21, 2017
 Mushroom Trichaptum fuscoviolaceum with algae on a fallen pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Small mushrooms Mycetinis scorodonius on roadside near tree roots in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Tiny ceramic parchment fungus (Xylobolus frustulatus mushrooms) on a log of an oak tree near Lisiy Nos, west from Saint Petersburg. Russia, February 18, 2017
 Some tiny mushroom in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 9, 2017
 Ochre spreading tooth mushroom (Steccherinum ochraceum) on a broken tree in Sosnovka Park. Saint Petersburg, Russia, March 15, 2017
 Sulphur tuft mushrooms (Hypholoma fasciculare) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 18, 2017
 Spring fieldcap mushrooms (Agrocybe praecox) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 18, 2017
 Bleeding Broadleaf Crust fungus (Stereum rugosum mushrooms) on a tree in Sosnovka Park. Saint Petersburg, Russia, February 3, 2017
 Wrinkled crust fungus (Phlebia radiata mushroom) on a mountain ash tree in Sosnovka Park. Saint Petersburg, Russia, February 14, 2017
 Spring fieldcap mushroom (Agrocybe praecox) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 13, 2017
 Warty cavalier mushrooms (Melanoleuca verrucipes) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 22, 2017
 Conical brittlestem mushrooms (Parasola conopilus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 12, 2017
 Conical brittlestem mushrooms (Parasola conopilus) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Group of pinkgill mushrooms Entoloma araneosum on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Corticioid mushroom Antrodia xantha on a pine tree in swampy area of Sosnovka Park. Saint Petersburg, Russia, April 8, 2017
 Spring fieldcap mushroom (Agrocybe praecox) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Warty cavalier mushrooms (Melanoleuca verrucipes) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 25, 2017
 Spring fieldcap mushroom (Agrocybe praecox) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Sulphur tuft (Hypholoma fasciculare)(?) mushrooms on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 7, 2017
 Inkcap mushrooms Coprinopsis strossmayeri in grass on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 29, 2017
 Poroid fungus (mushroom) Diplomitoporus flavescens on a small pine tree in Sosnovka Park. Saint Petersburg, Russia, April 4, 2017
 Old jelly rot fungus (Phlebia tremellosa, Merulius tremellosus) on a birch tree in Sosnovka Park. Saint Petersburg, Russia, March 13, 2017
 Big jelly rot fungus (Phlebia tremellosa, Merulius tremellosus) on a birch tree in Sosnovka Park. Saint Petersburg, Russia, March 13, 2017
 Wolf s milk slime mold (Lycogala epidendrum) on a tree stump in Sosnovka Park. Saint Petersburg, Russia, June 30, 2017
 Common dung cup mushrooms (Peziza vesiculosa) on a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, June 2, 2017
 Jelly rot fungus (Phlebia tremellosa, Merulius tremellosus) on a birch tree in Sosnovka Park. Saint Petersburg, Russia, March 13, 2017
 Some gilled mushrooms from a stump in Sosnovka Park. Saint Petersburg, Russia, July 20, 2017
 Bay cup fungus (Peziza badia) in Sosnovka Park. Saint Petersburg, Russia, July 6, 2017
 Red brittlegill mushrooms (Russula) in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
 Some immature gilled mushrooms in Sosnovka Park. Saint Petersburg, Russia, July 30, 2017
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