 Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea)(?) near Lembolovo, north from Saint Petersburg. Russia, August 24, 2018
 Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 Cluster of chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) on a base of a tree in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
 Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) on a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 24, 2016
 Chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in Lick Creek Park. College Station, Texas, October 30, 2018
 Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) on a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 20, 2016
 Chestnut brittlestem mushrooms (Homophron spadiceum)(?) near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Chestnut brittlestem mushrooms (Homophron spadiceum) on a mossy stump near Dibuny, north-west from Saint Petersburg. Russia, August 20, 2017
 Spores (in KOH) of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) from the base of a hackberry tree, collected in Lick Creek Park. College Station, Texas, November 15, 2023
 Tissues (in Congo Red) of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) from the base of a hackberry tree, collected in Lick Creek Park. College Station, Texas, November 15, 2023
 Basidia and spores of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) from the base of a hackberry tree, collected in Lick Creek Park. College Station, Texas, November 15, 2023
 Cystidia and spores of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) from the base of a hackberry tree, collected in Lick Creek Park. College Station, Texas, November 15, 2023
 Underside of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) at the base of a hackberry tree on Racoon Run Trail in Lick Creek Park. College Station, Texas, November 15, 2023
 Spores (in KOH, spore print brown) of chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) from the base of a hackberry tree, collected in Lick Creek Park. College Station, Texas, November 15, 2023
 Chestnut brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) (cap 10 cm, stem 2 cm thick) at the base of a hackberry tree in area of oxbows, on Racoon Run Trail in Lick Creek Park. College Station, Texas, November 15, 2023
 Chestnut brittlestem mushrooms (Homophron spadiceum) near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Cluster of chestnut brittlestem mushrooms (Homophron spadiceum) near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Group of chestnut brittlestem mushrooms (Homophron spadiceum) at the base of a tree near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Fairy inkcap (Coprinellus disseminatus) mushrooms together with chestnut brittlestem (Homophron spadiceum) in Sosnovka Park. Saint Petersburg, Russia, September 23, 2017
 Chestnut brittlestem mushrooms (Homophron spadiceum) near 4-th South Pond on Elagin Island. Saint Petersburg, Russia, October 7, 2017
 Brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Cluster of brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Underside of brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Gills of brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Chestnut brittlestem mushrooms (Homophron spadiceum) on a peninsula of 4-th South Pond on Elagin Island. Saint Petersburg, Russia, October 7, 2017
 Close-up of gills of brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Side view of brittlestem mushrooms Homophron spadiceum (Psathyrella spadicea) in front of a mouse burrow in an old elm tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 31, 2021
 Spores (in KOH) of chestnut brittlestem mushrooms (Homophron spadiceum) collected in Wolf Pen Creek Park. College Station, March 8, 2024
 Mature chestnut brittlestem mushrooms (Homophron spadiceum) at the base of large living elm in Wolf Pen Creek Park. College Station, March 8, 2024
 Brittlestem mushrooms (Psathyrella) on roadside mulch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Brittlestem (Psathyrella) mushrooms in a roadside ditch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Brittlestem (Psathyrella) mushrooms among charcoal in a roadside ditch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
 Chestnut brittlestem mushrooms (Homophron spadiceum) at the base of large living elm on a lawn (spore print light brown) in Wolf Pen Creek Park. College Station, March 8, 2024
 Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on a forest cutting in Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on mulch on a forest cutting near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on wood chips on a forest cutting under power lines near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Brittlestem mushrooms Psathyrella obtusata(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Cluster of brown brittlestem mushrooms Psathyrella cernua (Homophron cernuum)(?) on the central alley in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Brittlestem mushrooms Psathyrella cernua (Homophron cernuum)(?) near a birch tree on the central alley in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Group of brown brittlestem mushrooms Psathyrella cernua (Homophron cernuum)(?) on the central alley in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
 Clustered brittlestem mushrooms (Psathyrella multipedata)(?) in a ditch near Dibuny, north-west from Saint Petersburg, Russia, June 14, 2017
 Pale brittlestem mushrooms (Psathyrella candolleana) on roadside near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
 Small brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Close up of small brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) near Lenin Trail in area of Razliv near Dibuny, north-west from Saint Petersburg, Russia, May 21, 2019
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) on roadside near Lenin Trail in area of Razliv near Dibuny, north-west from Saint Petersburg, Russia, May 21, 2019
 Inkcap mushroom Coprinellus angulatus(?) and small brittlestem mushrooms Psathyrella prona(?) near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
 Brittlestem (Psathyrella) mushrooms on roadside in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018
 Brittlestem (Psathyrella) mushrooms near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 30, 2018
 Close up of brittlestem mushrooms Psathyrella obtusata in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
 Brittlestem mushrooms Psathyrella obtusata on roadside in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
 Pale brittlestem mushrooms (Psathyrella candolleana) on mulch near Tarkhovka train stop near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Caps of brittlestem mushrooms Psathyrella obtusata on roadside in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
 Brittlestem mushrooms Psathyrella corrugis(?) on mulch near railroad in Lembolovo, north from Saint Petersburg. Russia, September 20, 2017
 Large pale brittlestem mushrooms (Psathyrella candolleana) from cut bushes on mulch near Tarkhovka train stop near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Pale brittlestem mushrooms (Psathyrella candolleana) near Lenin Trail in area of Razliv, north-west from Saint Petersburg, Russia, May 21, 2019
 Pale brittlestem mushrooms (Psathyrella candolleana) on black background near Lenin Trail in area of Razliv, north-west from Saint Petersburg, Russia, May 21, 2019
 Mushrooms Psathyrella obtusata near Dibuny, north-west from Saint Petersburg, Russia, June 14, 2017
 Pale brittlestem mushrooms (Psathyrella candolleana) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
 Pale brittlestem mushrooms (Psathyrella candolleana) near Lisiy Nos, west from Saint Petersburg. Russia, July 27, 2017
 Hebeloma mushrooms near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Hebeloma mushrooms near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Pale brittlestem mushrooms (Psathyrella candolleana) in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Some webcap (Cortinarius) mushrooms near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Pale brittlestem mushrooms (Psathyrella candolleana) on a mossy log in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Mushrooms Cystolepiota seminuda on roadside near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Mushrooms Gerronema strombodes near a stump near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Gills of mushrooms Gerronema strombodes near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Cup fungus (mushrooms) Peziza michelii near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Pale brittlestem mushrooms (Psathyrella candolleana) on a fallen tree in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) on wood chips near Tarkhovka train stop, west from Saint Petersburg. Russia, May 10, 2021
 Lion shield mushrooms (Pluteus leoninus) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Sepia webcap mushrooms (Cortinarius decipiens) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Lepiotoid mushrooms Cystolepiota seminuda on roadside near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Mealy funnel mushrooms (Clitocybe vibecina)(?) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Asterophora parasitica mushrooms on a rotten cap of Russula near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 False chanterelle mushrooms (Hygrophoropsis aurantiaca) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Brittlestem mushrooms Psathyrella corrugis on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
 Pale brittlestem mushrooms (Psathyrella candolleana) in Lembolovo, 35 miles north from Saint Petersburg. Russia, August 8, 2017
 Yellowing knight mushrooms (Tricholoma scalpturatum) on roadside near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Close up of Asterophora parasitica mushrooms on a rotten cap of Russula near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Weeping widow mushrooms (Lacrymaria lacrymabunda) on roadside near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Close up of downy conecap mushrooms (Conocybe subpubescens) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Immature mushrooms Sistotrema confluens in a roadside ditch near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Brittlestem mushroom (Psathyrella) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Brittlestem mushrooms Psathyrella corrugis on wood chips in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
 Brittlestem mushrooms Psathyrella corrugis on mulch, on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
 Young brittlestem mushrooms Psathyrella corrugis on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
 Pale brittlestem (Psathyrella candolleana) mushrooms near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Brittlestem mushrooms (Psathyrella obtusata)(?) near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
 Brittlestem mushrooms (Psathyrella obtusata)(?) near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
 Underside of spring brittlestem mushrooms (Psathyrella spadiceogrisea) on wood chips from cut bushes near Tarkhovka train stop, west from Saint Petersburg. Russia, May 10, 2021
 Spring brittlestem mushrooms (Psathyrella spadiceogrisea) on remains of cut bushes and small trees near Tarkhovka train stop, west from Saint Petersburg. Russia, May 10, 2021
 Downy conecap mushrooms (Conocybe subpubescens) in grass on roadside near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Small elfin saddle mushrooms Helvella crispa or may be H. solitaria near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
 Red edge brittlestem mushrooms (Psathyrella corrugis, Psathyrella gracilis) on a mulched path in Bee Creek Park. College Station, Texas, December 14, 2018
 Red edge brittlestem mushrooms (Psathyrella corrugis, Psathyrella gracilis) on wood chips in Bee Creek Park. College Station, Texas, December 14, 2018
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