 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) shaped like pointed eggs on a birch tree near Lisiy Nos, west from Saint Petersburg, Russia, August 23, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) in Sosnovka Park. Saint Petersburg, Russia, August 28, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) near Kavgolovskoe Lake. North from Saint Petersburg, Russia, September 21, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) near Kavgolovo Lake, north from Saint Petersburg. Russia, September 5, 2016
 Old pear-shaped puffball mushrooms (Lycoperdon pyriforme) in Sosnovka Park. Saint Petersburg, Russia, December 31, 2016
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme)(?) in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) in Posiolok near Vyritsa, south from Saint Petersburg, Russia, October 16, 2016
 Mature pear-shaped puffball mushrooms (Lycoperdon pyriforme) in Sosnovka Park. Saint Petersburg, Russia, November 23, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) on a mossy log east from Kuzmolovo in northern Saint Petersburg. Russia, September 8, 2016
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) with some fungus on an oak tree near Lisiy Nos, west from Saint Petersburg. Russia, March 3, 2017
 Compact group of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme) in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016
 Pear-shaped puffball mushroom (Lycoperdon pyriforme) with spots of fungus on an oak tree near Lisiy Nos, west from Saint Petersburg. Russia, March 3, 2017
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme) on a logging site near Hallojarvi (Gorynskoe) Lake near Lembolovo, 40 miles north from Saint Petersburg. Russia, April 27, 2017
 Dry pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Huntsville Park. Texas, December 28, 2013
 Dry brown pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Huntsville Park. Texas, December 28, 2013
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on an oak log in Huntsville State Park. Texas, December 18, 2020
 Mature pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Huntsville Park. Texas, December 28, 2013
 Old pear-shaped puffball mushrooms (Lycoperdon pyriforme) on a stump near northern road in Yuntolovsky Park. Saint Petersburg, Russia, March 1, 2017
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Kiwanis Nature Trail. College Station, Texas, December 25, 2017
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on rotting oak wood in Huntsville State Park. Texas, December 18, 2020
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, February 16, 2020
 Close up of pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Kiwanis Nature Trail. College Station, Texas, December 20, 2017
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Lick Creek Park. College Station, Texas, November 6, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on an oak log on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 1, 2019
 Mature pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Lick Creek Park. College Station, Texas, November 22, 2018
 Last year pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Kiwanis Nature Trail. College Station, Texas, March 1, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a fallen oak in Lick Creek Park. College Station, Texas, November 6, 2018
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a fallen tree on Kiwanis Nature Trail. College Station, Texas, December 20, 2017
 Immature pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Lick Creek Park. College Station, Texas, October 30, 2018
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on rotten wood on Kiwanis Nature Trail. College Station, Texas, December 20, 2017
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on rotting oak in Lick Creek Park. College Station, Texas, November 6, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a tree log on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2013
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 28, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 27, 2019
 Clusters of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a tree log on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2013
 Masses of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a tree log on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2013
 Masses of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) near Raccoon Run Trail in Lick Creek Park. College Station, Texas, November 6, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a rotten tree on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2013
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, November 18, 2019
 Close up of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a tree log on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2013
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a fallen oak on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, November 18, 2019
 Masses of pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a downed oak near Raccoon Run Trail in Lick Creek Park. College Station, Texas, November 6, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme) in area of New Sylvia in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 8, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on frying pan collected from a tree log on Kirby Trail in Big Thicket National Preserve. College Station, Texas, November 10, 2013
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on a stump on Little Lake Creek Loop Trail east from Trailhead No. 4 in Sam Houston National Forest, near Montgomery. Texas, December 22, 2020
 Pear-shaped stump puffball mushroom (Lycoperdon pyriforme, Apioperdon pyriforme) on Kiwanis Nature Trail. College Station, Texas, March 1, 2018
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
 Pear-shaped stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) in cross section on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on rotting oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2020
 Pear-shaped puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) near fallen oak branches at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 18, 2021
 Spiked puffball mushrooms (Lycoperdon perlatum) near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Immature stump puffball mushrooms (Lycoperdon pyriforme)(?) on a mossy stump in Sosnovka Park. Saint Petersburg, Russia, August 28, 2016
 Dusky puffball mushrooms (Lycoperdon nigrescens) in a spruce forest near Beloostrovskoe Road in Dibuny, north-west from Saint Petersburg. Russia, August 28, 2017
 Dense cluster of gear-shaped stump puffball mushrooms (Lycoperdon pyriforme) in area of New Sylvia in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 8, 2018
 Spiked puffball mushrooms (Lycoperdon perlatum) near Dibuny, west from Saint Petersburg. Russia, September 7, 2016
 Puffball mushrooms (Lycoperdon perlatum) south-west from Dibuny - Pesochnyi, near Saint Petersburg. Russia, September 14, 2016
 Stump puffball mushrooms (Lycoperdon pyriforme) near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Puffball mushrooms (Lycoperdon pyriforme) on a tree of Grand Parterre in Letniy Sad (Summer Garden). Saint Petersburg, Russia, October 5, 2016
 Stump puffball mushrooms (Lycoperdon pyriforme) in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 11, 2017
 Common puffball mushrooms (Lycoperdon perlatum) near Dibuny, north-west from Saint Petersburg. Russia, September 18, 2017
 Old false puffball (Reticularia lycoperdon, Enteridium lycoperdon) on an alder(?) tree in area of an old brick factory between Pesochnaya and Dibuny north-west from Saint Petersburg. Russia, March 26, 2017
 Stump puffball mushrooms (Lycoperdon pyriforme) on wood in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 11, 2017
 Stump puffball mushrooms (Lycoperdon pyriforme) on a rotten log in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 11, 2017
 Stump puffball mushrooms (Lycoperdon pyriforme) on a rotten stump in Blizhnie Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, September 11, 2017
 Mature stump puffball mushrooms (Lycoperdon pyriforme) behind a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, May 2, 2021
 Stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2018
 Overwintered mature stump puffball mushrooms (Lycoperdon pyriforme) behind a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, May 2, 2021
 Sporulating mature stump puffball mushrooms (Lycoperdon pyriforme) behind a tree utilization site in Sosnovka Park. Saint Petersburg, Russia, May 2, 2021
 Tiny young common puffball mushrooms (Lycoperdon perlatum) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, August 15, 2016
 Spiked puffball mushrooms (Lycoperdon perlatum) near Lisiy Nos, west from Saint Petersburg. Russia, September 16, 2016
 Puffball mushrooms (Lycoperdon perlatum) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 21, 2016
 Soft puffball mushrooms (Lycoperdon molle) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 15, 2017
 Puffball mushrooms (Lycoperdon perlatum) near Lembolovo, 45 miles north from Saint Petersburg. Russia, August 27, 2013
 Soft puffball mushrooms (Lycoperdon molle) in Oselki, north from Saint Petersburg. Russia, August 9, 2017
 Pestle puffball mushroom (Lycoperdon excipuliforme, Calvatia excipuliformis, Handkea excipuliformis) near Lisiy Nos, west from Saint Petersburg, Russia, August 23, 2016
 Stump puffball mushrooms (Lycoperdon pyriforme, Apioperdon pyriforme) on rotting oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2020
 Puffball mushroom Lycoperdon pratense(?) in Kuzmolovo, north from Saint Petersburg. Russia, August 23, 2018
 Hebeloma mushrooms near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Gymnopus mushrooms near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Some webcap mushrooms (Cortinarius sp.) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Collybia cirrhata mushrooms near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Some orange mushrooms (Gymnopilus sp.)(?) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Webcap mushrooms (Cortinarius sp.) near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Tricholoma aestuans mushrooms (bitter) near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Red waxcap mushrooms Hygrocybe coccineocrenata in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Some brown webcap mushrooms (Cortinarius sp.) near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Bog waxcap mushrooms Hygrocybe coccineocrenata in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Scalycap mushrooms (Pholiota mixta)(?) near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Little brown mushrooms Inocybe lacera in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Webcap mushrooms Cortinarius olivaceofuscus(?) near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
 Puffball mushrooms (Lycoperdon perlatum) in Okhtinsky Park near Toksovo, suburb of Saint Petersburg. Russia, August 29, 2013
 Bright red bog waxcap mushrooms Hygrocybe coccineocrenata in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Dark webcap mushrooms Cortinarius anthracinus(?) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Common funnel mushrooms Clitocybe gibba near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Terracotta hedgehog mushrooms (Hydnum rufescens) near Dibuny, north-west from Saint Petersburg. Russia, August 18, 2016
 Dappled webcap mushrooms (Cortinarius bolaris) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Bitter bolete mushrooms (Tylopilus felleus) in Dibuny, north-west from Saint Petersburg, Russia, August 9, 2016
 Collybia cirrhata mushrooms on a rotten cap of a mushroom near Dibuny, north-west from Saint Petersburg, Russia, August 24, 2016
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