 Oyster mushrooms (Pleurotus ostreatus) on a tree in Huntsville Park. Texas, December 28, 2013
 Oyster mushrooms (Pleurotus ostreatus, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, December 31, 2016
 Gills of Oyster mushrooms (Pleurotus ostreatus, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, December 8, 2016
 Oyster mushrooms (Pleurotus ostreatus, Russian name Veshenka) on a birch in Sosnovka Park. Saint Petersburg, Russia, December 8, 2016
 Oyster mushrooms (Pleurotus ostreatus) at the base of a hackberry tree in Lick Creek Park. College Station, Texas, December 4, 2023
 Oyster mushrooms (Pleurotus ostreatus) on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 22, 2018
 Masses of oyster mushrooms (Pleurotus ostreatus) on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 22, 2018
 Gills of oyster mushrooms (Pleurotus ostreatus) on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, September 22, 2018
 Oyster mushrooms (Pleurotus ostreatus) in Lick Creek Park. College Station, Texas, July 26, 2014
 Oyster mushrooms (Pleurotus ostreatus) on a fallen tree in Hensel Park. College Station, Texas, November 30, 2021
 Underside of oyster mushrooms (Pleurotus ostreatus) on an oak log on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 28, 2020
 Oyster mushrooms (Pleurotus ostreatus, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, November 25, 2016
 Underside of oyster mushrooms (Pleurotus ostreatus) on a fallen tree in Hensel Park. College Station, Texas, November 30, 2021
 Oyster mushrooms (Pleurotus ostreatus) at the base of a living elm tree in Lick Creek Park. College Station, Texas, August 11, 2020
 Underside of oyster mushrooms (Pleurotus ostreatus) at the base of a living elm tree in Lick Creek Park. College Station, Texas, August 11, 2020
 Oyster mushrooms (Pleurotus ostreatus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Oyster mushrooms (Pleurotus ostreatus) in Communist section of Alexander Nevsky Lavra. Saint Petersburg, Russia, October 18, 2016
 Oyster mushrooms (Pleurotus ostreatus) on a fallen oak branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 27, 2019
 Oyster mushroom (Pleurotus ostreatus) in Lick Creek Park. College Station, Texas, October 25, 2024
 Gills of oyster mushrooms (Pleurotus ostreatus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Caps of oyster mushrooms (Pleurotus ostreatus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Oyster mushroom (Pleurotus ostreatus) on a stump in Sosnovka Park. Saint Petersburg, Russia, July 24, 2017
 Gills of oyster mushrooms (Pleurotus ostreatus) on a fallen oak branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 27, 2019
 Oyster mushrooms (Pleurotus ostreatus) on a stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 1, 2016
 Oyster mushrooms (Pleurotus ostreatus) on a stump in Communist section of Alexander Nevsky Lavra. Saint Petersburg, Russia, October 18, 2016
 Oyster mushroom (Pleurotus ostreatus) on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 28, 2020
 Oyster mushroom (Pleurotus ostreatus) at the base of an oak in Lick Creek Park. College Station, Texas, October 25, 2024
 Mock oyster or orange oyster mushrooms (Phyllotopsis nidulans) in Huntsville Park. Texas, December 28, 2013
 Oyster mushrooms (Pleurotus ostreatus) on a tree stump in Communist section of Alexander Nevsky Lavra. Saint Petersburg, Russia, October 18, 2016
 Caps of oyster mushroom (Pleurotus ostreatus) at the base of an oak in Lick Creek Park. College Station, Texas, October 25, 2024
 Oyster mushrooms (Pleurotus ostreatus) on a fallen oak on Little Lake Creek Loop Trail east from Trailhead No. 4 in Sam Houston National Forest, near Montgomery. Texas, January 2, 2021
 Oyster mushrooms (Pleurotus ostreatus) grown on substrate on mushroom show in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, October 1, 2016
 Large number of oyster mushrooms (Pleurotus ostreatus) on a fallen oak on Little Lake Creek Loop Trail east from Trailhead No. 4 in Sam Houston National Forest, near Montgomery. Texas, January 2, 2021
 Underside of oyster mushrooms (Pleurotus ostreatus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, July 25, 2021
 Oyster mushrooms (Pleurotus ostreatus) at the base of an oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, July 25, 2021
 Oyster mushrooms (Pleurotus ostreatus) on a tree fallen across a creek in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Oyster mushrooms (Pleurotus ostreatus) on a thin fallen tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 29, 2019
 Caps of Oyster mushrooms (Pleurotus ostreatus) on a fallen oak tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 29, 2019
 Oyster mushroom (Pleurotus ostreatus) north from Pole Chudes Garden, west from Kuzmolovo, near Saint Petersburg. Russia, May 7, 2021
 Young oyster mushroom (Pleurotus ostreatus) on a small fallen oak branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 10, 2020
 Underside of oyster mushroom (Pleurotus ostreatus) on a small fallen oak branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 10, 2020
 Oyster mushrooms (Pleurotus ostreatus) at a base of a tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 23, 2023
 Mature oyster mushrooms (Pleurotus ostreatus) at the base of a dry oak on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, January 12, 2020
 Oyster mushroom (Pleurotus ostreatus) on a stump on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 21, 2021
 Orange oyster mushrooms (Phyllotopsis nidulans) in Huntsville Park. Texas, December 28, 2013
 Upper view of oyster mushrooms (Pleurotus ostreatus) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021
 Oyster mushrooms (Pleurotus ostreatus) on a fallen oak with melting snow near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021
 Oyster mushroom (Pleurotus ostreatus)(?) on a log near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 22, 2022
 Oyster (Pleurotus) mushrooms on an oak in Lick Creek Park. College Station, Texas, April 30, 2018
 Oyster mushrooms Pleurotus pulmonarius on wood chips in Sosnovka Park. Saint Petersburg, Russia, May 31, 2019
 Oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, July 23, 2016
 Oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, September 13, 2016
 Pale oyster mushrooms (Pleurotus pulmonarius) on a stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Gills of Oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, July 23, 2016
 Gills of oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) in Sosnovka Park. Saint Petersburg, Russia, September 13, 2016
 Nestcap mock oyster or orange oyster mushrooms (Phyllotopsis nidulans) on Sundew Trail in Big Thicket park. Warren, Texas, November 9, 2013
 Oyster mushrooms Pleurotus calyptratus on an aspen log in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Pale oyster mushrooms (Pleurotus pulmonarius) on a tree in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Oyster mushrooms Pleurotus pulmonarius(?) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 18, 2018
 Lung oyster mushrooms (Pleurotus pulmonarius) near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 Pale oyster mushrooms (Pleurotus pulmonarius) near Oselki, north from Saint Petersburg. Russia, August 25, 2017
 Oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Pale oyster mushrooms (Pleurotus pulmonarius) near Lisiy Nos, west from Saint Petersburg. Russia, July 18, 2017
 Pale oyster mushrooms (Pleurotus pulmonarius) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
 Cluster of pale oyster mushrooms (Pleurotus pulmonarius) on a tree in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, September 14, 2017
 Oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Cap edge of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen tree in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Pale oyster mushrooms (Pleurotus pulmonarius) on roadside near Lembolovo, 40 miles north from Saint Petersburg. Russia, September 9, 2017
 Young and mature oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Spores of oyster mushrooms Pleurotus pulmonarius(?) from a large fallen hickory collected in Sam Houston National Forest. Texas, September 3, 2022
 White oyster mushrooms Pleurotus pulmonarius(?) on an oak log on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 27, 2022
 Veiled oyster mushrooms (Pleurotus dryinus) in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018
 Large and small caps of oyster mushrooms Pleurotus calyptratus on a fallen aspen in Kuzmolovo, north from Saint Petersburg. Russia, May 21, 2021
 Spores of oyster mushrooms Pleurotus pulmonarius(?) collected on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 27, 2022
 Gills of oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Oyster mushrooms (Pleurotus pulmonarius, Russian name Veshenka) on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 24, 2016
 Young veiled oyster mushrooms (Pleurotus dryinus) near Tarkhovka train stop near Sestroretsk, west from Saint Petersburg. Russia, September 22, 2017
 Oyster mushroom Pleurotus pulmonarius in Tarkhovka Park near Sestroretsk, west from Saint Petersburg. Russia, May 13, 2019
 Lung oyster mushrooms (Pleurotus pulmonarius)(?) on a tree stump in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 14, 2016
 Gills of oyster mushroom Pleurotus pulmonarius in Tarkhovka Park near Sestroretsk, west from Saint Petersburg. Russia, May 13, 2019
 Milky-white spore print of pale oyster mushrooms (Pleurotus pulmonarius)(?) taken from Big Creek Scenic Area of Sam Houston National Forest. Texas, October 4, 2021
 Oyster mushrooms Pleurotus calyptratus on an aspen branch on Leninskaya Tropa Trail between Dibuny and Razliv Lake, north-west from Saint Petersburg. Russia, May 24, 2021
 Pale oyster mushrooms (Pleurotus pulmonarius)(?) on a living American beech tree near its base in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, October 3, 2021
 Some thin white oyster mushrooms (Pleurotus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 14, 2019
 Gills of white oyster mushrooms (Pleurotus) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 14, 2019
 Caps of pale oyster mushrooms (Pleurotus pulmonarius)(?) on a living American beech tree near its base in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, October 3, 2021
 Underside of pale oyster mushrooms (Pleurotus pulmonarius)(?) on a living American beech tree near its base in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, October 3, 2021
 Underside of oyster mushrooms Pleurotus pulmonarius(?) on a large fallen hickory on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, September 3, 2022
 Gills of pale oyster mushrooms (Pleurotus pulmonarius)(?) on a living American beech tree near its base in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, October 3, 2021
 White caps of oyster mushrooms Pleurotus pulmonarius(?) on a large fallen hickory on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, September 3, 2022
 Close-up of gills of pale oyster mushrooms (Pleurotus pulmonarius)(?) on a living American beech tree near its base in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, October 3, 2021
 White oyster mushrooms (Pleurotus) at the base of an oak or may be sweet gum tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 14, 2019
 Hypholoma mushrooms in Huntsville Park. Texas, December 28, 2013
 Some oyster mushroom (Pleurotus) near Kuzmolovo, north from Saint Petersburg. Russia, September 24, 2017
 Brick cap (Hypholoma) mushrooms in Huntsville Park. Texas, December 28, 2013
 Orange Gymnopilus mushrooms in Huntsville Park. Texas, December 28, 2013
 Bitter oyster mushrooms (Panellus stipticus) in Huntsville State Park. Texas, October 27, 2018
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