 Fungus Biscogniauxia repanda on a dry stem of hazelnut(?) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Top view of fungus Biscogniauxia repanda on a dry stem of hazelnut(?) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Side view of fungus Biscogniauxia repanda on a dry stem of hazelnut(?) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Black formations of fungus Biscogniauxia repanda on a dry stem of hazelnut(?) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Fungus Biscogniauxia repanda on a dry stem of hazelnut(?) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Details of fungus Biscogniauxia repanda on a dry stem of hazelnut(?) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Upper surface of fungus Biscogniauxia repanda on a dry stem of hazelnut(?) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Fungus Biscogniauxia repanda on wood of hazelnut(?) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Close-up of hazel woodwart fungus (Hypoxylon fuscum) on a hazelnut stem on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Hazel woodwart fungus (Hypoxylon fuscum) on a hazelnut stem on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Texture of hazel woodwart fungus (Hypoxylon fuscum) on a hazelnut stem on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Young hazel woodwart fungus (Hypoxylon fuscum) on a hazelnut stem on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Close-up of spring hazelcup fungus (Encoelia furfuracea) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Corticioid fungus Peniophora incarnata on a hazelnut stem of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Jelly fungus Exidia nigricans on wood in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Corticioid fungus Hypoxylon vogesiacum on dry wood in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Dried cups of spring hazelcup fungus (Encoelia furfuracea) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Spring hazelcup fungus (Encoelia furfuracea) on a broken hazelnut bush on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Spring hazelcup fungus (Encoelia furfuracea) on a dry broken hazelnut bush on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Blue flower of Hepatica (Pechonochnitsa in Russian) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Lungwort (Pulmonaria obscura, Russian name Medunitsa) in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Pore surface of a bracket polypore mushroom in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Bracket polypore mushroom on a fallen tree in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Some bracket polypore mushroom on rotting wood in a hazelnut forest on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Cluster of spring hazelcup fungus (Encoelia furfuracea) on a dry broken hazelnut bush on a slope of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Close-up of birch blackhead (Diatrypella favacea) on a dry hazelnut on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Ascomycete fungus Encoelia furfuracea on a dry broken hazelnut on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Pattern of birch blackhead (Diatrypella favacea) on a dry hazelnut on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Birch blackhead (Diatrypella favacea) growing through bark on a dry hazelnut on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Small troop mushrooms Xeromphalina kauffmanii on an old mossy stump of a large tree on a slope without forest on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Cross-veined troop mushrooms Xeromphalina kauffmanii on an old mossy stump of a large tree on a slope without forest on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Cross-veined troop mushrooms Xeromphalina kauffmanii in moss on an old rotted stump of a large tree on a slope without forest on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Close-up of a blue flower of Hepatica (Pechonochnitsa in Russian) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Yellow brain fungus (Tremella mesenterica) on a dry tree on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Spring hazelcup fungus (Encoelia furfuracea) together with birch blackhead (Diatrypella favacea) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Blue flowers of Hepatica (Pechonochnitsa in Russian) on Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Scarlet elfcup mushrooms (Sarcoscypha austriaca) at the foot of Orekhovaya Gora Hill in Duderhof Heights, south from Saint Petersburg. Russia, May 9, 2021
 Hazelnut forest on a slope of a hill in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Close up of poroid crust fungus Xanthoporia radiata (Mensularia radiata) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Back lit leaves of hazelnut in Sablino, south from Saint Petersburg. Russia, May 21, 2011
 Black mushrooms Biscogniauxia repanda on a fallen oak(?) tree near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Black crust mushrooms Biscogniauxia repanda on a fallen oak(?) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Corticioid fungus Hyphoderma setigerum on hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Corticioid fungus Hyphoderma setigerum on a dry branch of hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Close-up of black crust fungus Biscogniauxia repanda on a fallen tree branch in Lick Creek Park. College Station, Texas, February 13, 2020
 Close-up of black fungus Biscogniauxia repanda (Sordariomycetes) on a fallen honey locust (Gleditsia triacanthos) in wet area in Lick Creek Park. College Station, Texas, February 20, 2024
 Poroid crust fungus Xanthoporia radiata (Mensularia radiata) taken from a hazelnut branch in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Poroid crust fungus Xanthoporia radiata (Mensularia radiata) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Close-up of black fungus Biscogniauxia repanda (Sordariomycetes) on bark of a fallen honey locust (Gleditsia triacanthos) in wet area in Lick Creek Park. College Station, Texas, February 20, 2024
 Catkins of hazelnut taken from Sosnovka Park. Saint Petersburg, Russia, March 22, 2017
 Blooming hazelnut from Sosnovka Park. Saint Petersburg, Russia, March 22, 2017
 Leaves of hazelnut(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, May 28, 2011
 Blooming hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 21, 2017
 Flowers of beaked hazelnut (Corylus cornuta) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, April 21, 2017
 Crust mushroom Biscogniauxia repanda on rotting wood near a road west from Kavgolovskoe Lake (Syariunlakhti), near Toksovo. North from Saint Petersburg, Russia, July 26, 2024
 Duderhof Train Station, south from Saint Petersburg. Russia, May 9, 2021
 Thin-walled maze polypore mushrooms (Daedaleopsis confragosa) on a dry branch of hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Prostrate mushroom Cerioporus mollis (Datronia mollis) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Corticioid mushroom Cerioporus mollis (Datronia mollis) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Dry branch of hazelnut with a prostrate mushroom Cerioporus mollis (Datronia mollis) in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Black crust fungus Biscogniauxia repanda on a dry Yaupon holly(?) in Lick Creek Park. College Station, Texas, February 13, 2020
 Black crust fungus Biscogniauxia repanda on a fallen limb in Lick Creek Park. College Station, Texas, February 13, 2020
 Texture of prostrate mushroom Cerioporus mollis (Datronia mollis) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Pores of prostrate mushroom Cerioporus mollis (Datronia mollis) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Poroid crust mushroom Xanthoporia radiata (Mensularia radiata) on a dry branch of hazelnut in Orekhovo, 40 miles north from Saint Petersburg. Russia, March 18, 2017
 Black crust fungus Biscogniauxia repanda on a fallen tree branch in Lick Creek Park. College Station, Texas, February 13, 2020
 Thin-walled maze polypore mushroom (Blushing Bracket, Daedaleopsis confragosa) on a dry branch of hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Fungus Biscogniauxia repanda on a fallen honey locust (Gleditsia triacanthos) in wet area in Lick Creek Park. College Station, Texas, February 20, 2024
 Gills of thin-walled maze polypore mushroom (Blushing Bracket, Daedaleopsis confragosa) on a dry branch of hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Tissue (in KOH) of black fungus Biscogniauxia repanda (Sordariomycetes) from a fallen honey locust, collected in Lick Creek Park. College Station, Texas, February 20, 2024
 Spores of black fungus Biscogniauxia repanda (Sordariomycetes) from a fallen honey locust, collected 2 days before in Lick Creek Park. College Station, Texas, February 22, 2024
 Black fungus Biscogniauxia repanda (Sordariomycetes) on a fallen honey locust (Gleditsia triacanthos) in wet area in Lick Creek Park. College Station, Texas, February 20, 2024
 Prostrate form of young thin-walled maze polypore mushroom (Blushing Bracket, Daedaleopsis confragosa) on a dry branch of hazelnut in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, March 17, 2017
 Texture of black fungus Biscogniauxia repanda (Sordariomycetes) on a fallen honey locust (Gleditsia triacanthos) in wet area in Lick Creek Park. College Station, Texas, February 20, 2024
 Close up of yellow stem bonnet mushrooms (Mycena epipterygia)(?) near Lisiy Nos, south from Saint Petersburg. Russia, September 3, 2016
 Close-up of corticioid fungus Steccherinum ochraceum(?) on a dry Yaupon stem on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, January 1, 2024
 Recurved cup fungus (Peziza repanda)(?) in Sosnovka Park. Saint Petersburg, Russia, July 16, 2017
 Dry last year stem of nettle with tiny cups of Ascomycete fungus taken from Sosnovka Park. Saint Petersburg, Russia, May 21, 2021
 Tiny cups of Ascomycete fungus growing on a rotting stem of nettle taken from Sosnovka Park. Saint Petersburg, Russia, May 21, 2021
 Close-up of brown corticioid fungus growing over black Hypoxylon or Biscogniauxia crust on a fallen oak on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close up of tarcrust fungus (Biscogniauxia) on a fallen branch on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, April 22, 2018
 Malformed white birch bolete mushroom (bog bolete, Leccinum holopus) with a swollen stem damaged by gall-forming fungus near Kavgolovskoe Lake south from Oselki, 8 miles north from Saint Petersburg. Russia, September 23, 2015
 Close up of crust fungus Biscogniauxia mediterranea on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
 Close-up of corticioid (crust) fungus Cylindrobasidium evolvens on a fallen tree in a spruce forest near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Cup fungus Peziza on a stump in a forest near a pond south from Beloostrov at Eco Trail Sestroretskoye Swamp near Saint Petersburg. Russia, May 27, 2021
 Guttation of young bracket fungus Red-Belt Conk (polypore mushroom Fomitopsis pinicola, stem decay fungus) in Toksovo, suburb of Saint Petersburg. Russia, July 19, 2016
 Close-up of violet cup fungus (Peziza violacea, also known as P. subviolacea, P. tenacella) on burned forest floor with fallen spruce needles in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 22, 2021
 Close up of black crust fungus Biscogniauxia mediterranea on a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, December 14, 2019
 Close up of black dots of a fungus Biscogniauxia atropunctata (Hypoxylon atropunctatum) in Hensel Park. College Station, Texas, December 2, 2017
 Close-up of some corticioid (crust) fungus under a spruce log near Dibuny, north-west from Saint Petersburg, Russia, May 5, 2021
 Close-up of Ascomycete mushrooms Hyalorbilia inflatula (Orbilia inflatula) on old crust fungus Biscogniauxia on a fallen elm tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 26, 2020
 Yellow stem bonnet mushrooms (Mycena epipterygia)(?) on a spruce cone near Lisiy Nos, south from Saint Petersburg. Russia, September 3, 2016
 View from a hill slope in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Close-up of jelly fungus Exidia nigricans on a fallen birch in Tarkhovka Park, west from Saint Petersburg. Russia, May 10, 2021
 Close-up of corticioid fungus Steccherinum fimbriatum on underside of a fallen tree in Sosnovka Park. Saint Petersburg, Russia, May 8, 2021
 Close-up of brown spores of Hypoxylon canker fungus (Biscogniauxia) on a drying oak on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Stiff-stem flax (Linum berlandieri) on Moore s Hill Outcrop at FM Road 3090 2 miles north-east from Navasota. Texas, April 3, 2021
 Close-up of some mold like fungus on rotting polypore mushrooms in lower Sergievka Park. Old Peterhof, west from Saint Petersburg, Russia, May 19, 2021
 Close-up of birch woodwart fungus (Jackrogersella multiformis) on a stomp in Blizhniye Dubki Park in Lisiy Nos, west from Saint Petersburg. Russia, May 3, 2021
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