![](../../pictures/archives/compress/2019/2493/jpeg/13t.jpg) Brittlestem mushrooms Psathyrella clivensis(?) at the bottom of Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/09t.jpg) Multicolored clay layers in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/11t.jpg) Orange and red clay layers in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/10t.jpg) Green and red clay layers in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/08t.jpg) Flowers of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/04t.jpg) Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/07t.jpg) Back lit Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/06t.jpg) Close up of Alternate-leaved Golden Saxifrage (Chrysosplenium alternifolium, Russian name Selezionochnik) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/05t.jpg) Black hoverfly Cheilosia on a yellow flower of Lesser celandine (Ranunculus ficaria, Russian name Chistyak) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/02t.jpg) Black hoverfly Cheilosia on a yellow flower of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/03t.jpg) Yellow flower of marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) with a black hoverfly Cheilosia in Popovka river canyon in Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2493/jpeg/01t.jpg) Valley of Popovka River near Grafskaya Road in area of Pyazelevo near Pavlovsk, south from Saint Petersburg. Russia, May 10, 2019
![](../../pictures/archives/compress/2019/2518/jpeg/07t.jpg) Masses of tall brittlestem mushrooms Psathyrella longipes(?) in a forest near Okhta River in Toksovo, north from Saint Petersburg. Russia, June 1, 2019
![](../../pictures/archives/compress/2019/2497/jpeg/15t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
![](../../pictures/archives/compress/2017/2048/jpeg/02t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) on Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 24, 2017
![](../../pictures/archives/compress/2019/2497/jpeg/21t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) at Road 41K-064 south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019
![](../../pictures/archives/compress/2017/2048/jpeg/01t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) in a ditch on Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 24, 2017
![](../../pictures/archives/compress/2019/2518/jpeg/06t.jpg) Tall brittlestem mushrooms Psathyrella longipes(?) growing in large number near a road in a forest near Okhta River in Toksovo, north from Saint Petersburg. Russia, June 1, 2019
![](../../pictures/archives/compress/2017/2048/jpeg/05t.jpg) Dissected spring brittlestem mushroom (Psathyrella spadiceogrisea) on Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 24, 2017
![](../../pictures/archives/compress/2017/2048/jpeg/04t.jpg) Close up of spring brittlestem mushroom (Psathyrella spadiceogrisea) on Krasnogo Bugra Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, May 24, 2017
![](../../pictures/archives/compress/2017/2149/jpeg/07t.jpg) Brown and pale buff-brown caps of brittlestem mushrooms Psathyrella corrugis on wood chips in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2017/2061/jpeg/01t.jpg) Pale brittlestem (Psathyrella candolleana) found in a ditch on Krasnogo Solntsa Alley in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, June 6, 2017
![](../../pictures/archives/compress/2017/2050/jpeg/05t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) in Sablino, south from Saint Petersburg. Russia, May 25, 2017
![](../../pictures/archives/compress/2017/2089/jpeg/26t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) taken from Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 9, 2017
![](../../pictures/archives/compress/2017/2050/jpeg/18t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea)(?) at Road 41K-064 south from Mys Moryin Nos, east from Saint Petersburg. Russia, May 26, 2017
![](../../pictures/archives/compress/2017/2159/jpeg/15t.jpg) Cluster of brown brittlestem mushrooms Psathyrella cernua (Homophron cernuum)(?) on the central alley in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
![](../../pictures/archives/compress/2017/2159/jpeg/16t.jpg) Group of brown brittlestem mushrooms Psathyrella cernua (Homophron cernuum)(?) on the central alley in Park of Polytechnic Institute. Saint Petersburg, Russia, September 19, 2017
![](../../pictures/archives/compress/2019/2506/jpeg/20t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) near Lenin Trail in area of Razliv, north-west from Saint Petersburg, Russia, May 21, 2019
![](../../pictures/archives/compress/2019/2506/jpeg/03t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) near Lenin Trail in area of Razliv near Dibuny, north-west from Saint Petersburg, Russia, May 21, 2019
![](../../pictures/archives/compress/2018/2327/jpeg/25t.jpg) Brittlestem mushroom (Psathyrella) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
![](../../pictures/archives/compress/2019/2506/jpeg/04t.jpg) 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
![](../../pictures/archives/compress/2019/2506/jpeg/21t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) on black background near Lenin Trail in area of Razliv, north-west from Saint Petersburg, Russia, May 21, 2019
![](../../pictures/archives/compress/2022/3226/jpeg/31t.jpg) Spores of orange and brown brittlestem mushrooms (Psathyrella) (spore print brown) collected in Sam Houston National Forest. Texas, September 3, 2022
![](../../pictures/archives/compress/2018/2339/jpeg/35t.jpg) Brittlestem (Psathyrella) mushrooms near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 30, 2018
![](../../pictures/archives/compress/2017/2052/jpeg/31t.jpg) Spring brittlestem mushrooms Psathyrella spadiceogrisea from Sosnovka Park. Saint Petersburg, Russia, May 27, 2017
![](../../pictures/archives/compress/2017/2100/jpeg/22t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) near Lisiy Nos, west from Saint Petersburg. Russia, July 27, 2017
![](../../pictures/archives/compress/2017/2052/jpeg/22t.jpg) Early spring brittlestem mushrooms Psathyrella spadiceogrisea in Sosnovka Park. Saint Petersburg, Russia, May 27, 2017
![](../../pictures/archives/compress/2017/2081/jpeg/17t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
![](../../pictures/archives/compress/2017/2057/jpeg/02t.jpg) Brittlestem mushrooms Psathyrella obtusata on roadside in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
![](../../pictures/archives/compress/2016/1873/jpeg/08t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
![](../../pictures/archives/compress/2017/2057/jpeg/04t.jpg) Close up of brittlestem mushrooms Psathyrella obtusata in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
![](../../pictures/archives/compress/2017/2160/jpeg/22t.jpg) Brittlestem mushrooms Psathyrella corrugis(?) on mulch near railroad in Lembolovo, north from Saint Petersburg. Russia, September 20, 2017
![](../../pictures/archives/compress/2024/3600/jpeg/20t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) in a yard near residential buildings in Saint Petersburg. Russia, August 11, 2024
![](../../pictures/archives/compress/2017/2112/jpeg/10t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) in Lembolovo, 35 miles north from Saint Petersburg. Russia, August 8, 2017
![](../../pictures/archives/compress/2017/2092/jpeg/26t.jpg) Brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
![](../../pictures/archives/compress/2017/2123/jpeg/12t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) in Gardens of Polytechnic Institute. Saint Petersburg, Russia, August 19, 2017
![](../../pictures/archives/compress/2017/2092/jpeg/27t.jpg) Brittlestem mushrooms Psathyrella obtusata(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
![](../../pictures/archives/compress/2017/2057/jpeg/03t.jpg) Caps of brittlestem mushrooms Psathyrella obtusata on roadside in area of Dibuny - Pesochny, near Saint Petersburg. Russia, June 3, 2017
![](../../pictures/archives/compress/2017/2068/jpeg/23t.jpg) Brittlestem mushrooms (Psathyrella obtusata)(?) near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
![](../../pictures/archives/compress/2017/2068/jpeg/20t.jpg) Brittlestem mushrooms (Psathyrella obtusata)(?) near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
![](../../pictures/archives/compress/2018/2333/jpeg/05t.jpg) Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea)(?) near Lembolovo, north from Saint Petersburg. Russia, August 24, 2018
![](../../pictures/archives/compress/2017/2092/jpeg/24t.jpg) Small brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
![](../../pictures/archives/compress/2016/1861/jpeg/14t.jpg) Pale brittlestem (Psathyrella candolleana) mushrooms near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
![](../../pictures/archives/compress/2016/1873/jpeg/22t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) on a mossy log in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
![](../../pictures/archives/compress/2017/2067/jpeg/22t.jpg) Clustered brittlestem mushrooms (Psathyrella multipedata)(?) in a ditch near Dibuny, north-west from Saint Petersburg, Russia, June 14, 2017
![](../../pictures/archives/compress/2018/2345/jpeg/17t.jpg) Brittlestem (Psathyrella) mushrooms on roadside in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018
![](../../pictures/archives/compress/2017/2132/jpeg/23t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) on roadside near Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
![](../../pictures/archives/compress/2017/2065/jpeg/01t.jpg) Brittlestem mushrooms Psathyrella obtusata(?) on roadside near Kavgolovskoe Lake in Toksovo, suburb of Saint Petersburg. Russia, June 10, 2017
![](../../pictures/archives/compress/2017/2078/jpeg/02t.jpg) Brittlestem mushrooms (Psathyrella obtusata)(?) on roadside near Kavgolovskoe Lake, between Oselki and Toksovo, north from Saint Petersburg. Russia, June 28, 2017
![](../../pictures/archives/compress/2018/2326/jpeg/02t.jpg) Brittlestem mushrooms (Psathyrella) on roadside mulch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
![](../../pictures/archives/compress/2017/2149/jpeg/21t.jpg) Brittlestem mushrooms Psathyrella corrugis on mulch in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2018/2326/jpeg/20t.jpg) Brittlestem (Psathyrella) mushrooms in a roadside ditch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
![](../../pictures/archives/compress/2018/2346/jpeg/36t.jpg) Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea)(?) near Dibuny, north-west from Saint Petersburg, Russia, September 3, 2018
![](../../pictures/archives/compress/2016/1931/jpeg/20t.jpg) Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
![](../../pictures/archives/compress/2014/1425/jpeg/25t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana)(?) on rotten wood east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
![](../../pictures/archives/compress/2017/2092/jpeg/25t.jpg) Close up of small brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
![](../../pictures/archives/compress/2016/1873/jpeg/09t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) on a fallen tree in Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
![](../../pictures/archives/compress/2021/2930/jpeg/21t.jpg) Spring brittlestem mushrooms (Psathyrella spadiceogrisea) on wood chips near Tarkhovka train stop, west from Saint Petersburg. Russia, May 10, 2021
![](../../pictures/archives/compress/2017/2068/jpeg/13t.jpg) Small brittlestem mushrooms (Psathyrella obtusata)(?) near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
![](../../pictures/archives/compress/2017/2068/jpeg/19t.jpg) Brittlestem mushrooms (Psathyrella obtusata)(?) on roadside near Kavgolovskoe Lake in area of Toksovo, north from Saint Petersburg, Russia, June 16, 2017
![](../../pictures/archives/compress/2011/945/jpeg/08t.jpg) Canyon of Tosna River near Sablino, south from Saint Petersburg. Russia, May 21, 2011
![](../../pictures/archives/compress/2019/2499/jpeg/06t.jpg) Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/10t.jpg) An oak near Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/04t.jpg) Valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/11t.jpg) Oak tree near Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2499/jpeg/03t.jpg) Valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2018/2326/jpeg/21t.jpg) Brittlestem (Psathyrella) mushrooms among charcoal in a roadside ditch on Lenin Trail near Dibuny, north-west from Saint Petersburg, Russia, August 15, 2018
![](../../pictures/archives/compress/2018/2337/jpeg/40t.jpg) Pale brittlestem mushrooms (Psathyrella candolleana) on mulch near Tarkhovka train stop near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
![](../../pictures/archives/compress/2017/2078/jpeg/07t.jpg) Brittlestem mushrooms Psathyrella pennata on the site of campfire near Kavgolovskoe Lake, between Oselki and Toksovo, north from Saint Petersburg. Russia, June 28, 2017
![](../../pictures/archives/compress/2017/2158/jpeg/08t.jpg) Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on a forest cutting in Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
![](../../pictures/archives/compress/2017/2149/jpeg/08t.jpg) Brittlestem mushrooms Psathyrella corrugis on wood chips in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2017/2149/jpeg/19t.jpg) Young brittlestem mushrooms Psathyrella corrugis on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2016/1931/jpeg/21t.jpg) Cluster of chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
![](../../pictures/archives/compress/2017/2149/jpeg/22t.jpg) Brittlestem mushrooms Psathyrella corrugis on mulch, on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2019/2500/jpeg/02t.jpg) Viskontiev Bridge and Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/09t.jpg) End of World Pillar from Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2499/jpeg/09t.jpg) Slavianka River near Black Bridge in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/12t.jpg) Oak tree in Valley of Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/08t.jpg) Valley of Slavianka River near Pilbashenny Bridge in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/16t.jpg) Krasnaya Dolina (Red Valley) near Slavianka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2019/2500/jpeg/13t.jpg) Slavianka River near Novaya Sylvia Bridge in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2017/2092/jpeg/17t.jpg) Inkcap mushroom Coprinellus angulatus(?) and small brittlestem mushrooms Psathyrella prona(?) near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
![](../../pictures/archives/compress/2021/2930/jpeg/22t.jpg) 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
![](../../pictures/archives/compress/2021/2930/jpeg/23t.jpg) 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
![](../../pictures/archives/compress/2017/2149/jpeg/18t.jpg) Fading caps of brittlestem mushrooms Psathyrella corrugis on a lawn in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 12, 2017
![](../../pictures/archives/compress/2017/2158/jpeg/09t.jpg) Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on mulch on a forest cutting near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
![](../../pictures/archives/compress/2016/1931/jpeg/24t.jpg) Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella spadicea) on a base of a tree in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, October 11, 2016
![](../../pictures/archives/compress/2019/2500/jpeg/14t.jpg) Valley of Slavianka River near Novaya Sylvia Bridge in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 16, 2019
![](../../pictures/archives/compress/2017/2159/jpeg/14t.jpg) 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
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