 Underside of a white polypore mushroom Amaropostia stiptica (Postia stiptica, Oligoporus stipticus)(?) from a lower side of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 Cross section of a white polypore mushroom Amaropostia stiptica (Postia stiptica, Oligoporus stipticus)(?) from a lower side of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 White polypore mushroom Amaropostia stiptica (Postia stiptica, Oligoporus stipticus)(?) together with oyster rollrim (Tapinella panuoides) from a lower side of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 Upper side of a white polypore mushroom Amaropostia stiptica (Postia stiptica, Oligoporus stipticus)(?) from a lower side of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 Polypore mushrooms Postia stiptica (Oligoporus stipticus, Amaropostia stiptica)(?) on a dry pine on Pitcher Plant Trail in Big Thicket National Preserve. Warren, Texas, November 23, 2019
 Fleshy white mushrooms Postia stiptica (Oligoporus stipticus, Amaropostia stiptica)(?) on a dry pine on Pitcher Plant Trail in Big Thicket National Preserve. Warren, Texas, November 23, 2019
 Spores of white resupinate polypore mushroom on a cut surface of a pine log from Richards Loop Trail in Sam Houston National Forest, collected 11/5/2024. Texas, October 11, 2024
 Spores of soft white brackets of polypore mushroom Postia(?) from a fallen pine branch, collected in Sam Houston National Forest near Montgomery. Texas, May 5, 2023
 Bitter bracket polypore mushroom (Postia stiptica)(?) on a fallen spruce(?) in Lindulovskaya Larch Grove, near Roshchino, 30 miles north-west from Saint Petersburg. Russia, July 31, 2017
 Spores of snowy-white resupinate polypore mushroom from a burned pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 Spores of elastic polypore mushroom (Wrightoporia avellanea) from a pine log, collected a day before on Richards Loop Trail in Sam Houston National Forest. Texas, March 31, 2024
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a pine log on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 29, 2018
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) taken from a rotten pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Underside of brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a pine log on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 29, 2018
 Spores of thick white resupinate polypore mushroom from a burned pine log, collected a day before on Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest, February 5, 2024
 Spores of thin white resupinate polypore mushroom from a burned pine log, collected a day before on Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest, February 5, 2024
 Underside of brown-staining cheese polypore mushroom (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Underside of bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a fallen pine on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, June 11, 2021
 Spores of brown resupinate polypore mushroom on burned surface of a fallen pine collected 1/26/2022 on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2022
 Cross section of bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Spores of white resupinate polypore mushroom from a fallen a cut oak, collected a day before on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, April 3, 2023
 Small white brackets of polypore mushroom Postia(?) on a fallen pine branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 5, 2023
 Spores (in lugol) of white resupinate polypore mushroom from a fallen a cut oak, collected a day before on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, April 3, 2023
 Small soft white brackets of polypore mushroom Postia(?) on a fallen pine branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 5, 2023
 Underside of soft white brackets of polypore mushroom Postia(?) on a fallen pine branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 5, 2023
 Cross section of soft white brackets of polypore mushroom Postia(?) on a fallen pine branch on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 5, 2023
 Resupinate polypore mushroom Fibroporia radiculosa and its white spores covering a fallen pine on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, October 23, 2021
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a fallen pine on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Montgomery, Texas, September 13, 2020
 Spores of white polypore bracket mushroom from a fallen pine branch (spore print very thin) collected 5/18/2022 on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 20, 2022
 Bitter bracket mushrooms (Postia stiptica) on rotting wood in a dense forest near a summer house at 9a 2nd Borovaya Street in Solnechnoe, west from Saint Petersburg. Russia, August 7, 2024
 Caps of brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a fallen pine on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Montgomery, Texas, September 13, 2020
 Cap surface of brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a fallen pine on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Montgomery, Texas, September 13, 2020
 Underside of brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a fallen pine on Lone Star Hiking Trail south from Stubblefield Campground in Sam Houston National Forest. Montgomery, Texas, September 13, 2020
 Pores of bitter bracket mushrooms (Postia stiptica) on rotting wood in a dense forest near a summer house at 9a 2nd Borovaya Street in Solnechnoe, west from Saint Petersburg. Russia, August 7, 2024
 Spores of jelly rot fungus Gloeoporus ambiguus (Meruliopsis ambigua) from a fallen thicker pine twig, collected a day before on Richards Loop Trail in Sam Houston National Forest. Texas, January 28, 2024
 Spores of jelly rot fungus Gloeoporus ambiguus (Meruliopsis ambigua) from a fallen thin pine twig, collected a day before on Richards Loop Trail in Sam Houston National Forest. Texas, January 28, 2024
 White resupinate polypore mushroom on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024
 Spores of white resupinate polypore mushroom from a burned pine (second sample) collected in Sam Houston National Forest a day before. Texas, February 19, 2023
 Cross section of bitter bracket mushrooms (Postia stiptica) on rotting wood in a dense forest near a summer house at 9a 2nd Borovaya Street in Solnechnoe, west from Saint Petersburg. Russia, August 7, 2024
 Growth of white resupinate polypore mushroom on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024
 Close-up of white resupinate polypore mushroom on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024
 Texture of white resupinate polypore mushroom on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024
 Spores of white resupinate polypore mushroom Skeletocutis(?) from a thick wet pine log, collected a day before near Pole Creek in Sam Houston National Forest near Montgomery. Texas, January 29, 2024
 Spores of soft white resupinate polypore mushroom with pink guttation from a pine collected in Sam Houston National Forest a day before. Texas, February 19, 2023
 Spores of white, slightly yellow resupinate polypore mushroom from a burned pine collected in Sam Houston National Forest a day before. Texas, February 19, 2023
 Soft white resupinate polypore mushroom on underside of a fallen pine(?) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021
 White resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Spores of resupinate polypore mushroom covering large area on a fallen and cut oak, collected a day before on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 15, 2023
 Spores of white resupinate polypore mushroom from bark on upper side of a fallen pine, collected a day before in Sam Houston National Forest north from Montgomery. Texas, November 13, 2023
 Spores of mustard yellow polypore mushrooms (Phellinus gilvus) collected 2 days before on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, February 17, 2024
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on a pine log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, June 11, 2021
 Bitter bracket mushroom (Postia stiptica) on a spruce stump in Tarkhovka near Sestroretsk, west from Saint Petersburg. Russia, August 27, 2018
 Brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on cut surface of a pine log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, June 11, 2021
 Section of soft white resupinate polypore mushroom on underside of a fallen pine(?) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021
 White resupinate polypore mushroom on thin bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 Margin of soft white resupinate polypore mushroom on underside of a fallen pine(?) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021
 Close-up of white resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Margin of white resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Details of white resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Texture of white resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Spores of white resupinate polypore mushroom from bark of a fallen pine branch, collected 2 days before near Caney Creek in Sam Houston National Forest near Montgomery. Texas, July 25, 2022
 Caps of brown-staining cheese polypore mushrooms (Postia fragilis, Oligoporus fragilis, Fuscopostia fragilis) on cut surface of a pine log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, June 11, 2021
 White resupinate polypore mushroom on bark of a fallen pine on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, October 19, 2024
 Spores of light-brown resupinate polypore mushroom on a burned end of a pine log collected 1/26/2022 on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2022
 Pinkish white resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Common white resupinate polypore mushroom on thin bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 Spores (under applied pressure) of resupinate polypore mushroom covering large area on a fallen and cut oak, collected a day before on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 15, 2023
 White resupinate polypore mushroom on upper side of a fallen pine on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, October 19, 2024
 Young bitter bracket mushroom (Postia stiptica) on a cut surface of a spruce stump in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 18, 2018
 White, slightly yellow resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 White, slightly yellow resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 White, web-like, slightly brown resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Thick pinkish white resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Detached small piece of white resupinate polypore mushroom on bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 White resupinate polypore mushroom with embedded dry fern leaves on bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 White resupinate polypore mushroom with embedded oak leaves on thin bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 Spores of white Amanita mushrooms from a pine forest collected on Richards Loop Trail in Sam Houston National Forest. Texas, August 25, 2022
 Dissected young bitter bracket mushroom (Postia stiptica) on a cut surface of a spruce stump in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 18, 2018
 Close-up of white, web-like, slightly brown resupinate polypore mushroom on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Spores of white Amanita mushrooms from a pine forest at low magnification collected on Richards Loop Trail in Sam Houston National Forest. Texas, August 25, 2022
 Tissues of white resupinate polypore mushroom from a fallen pine branch collected on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, August 13, 2022
 Spores of white fleshy Amanita mushrooms collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Spores of white Amanita mushrooms collected under pines on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Resupinate polypore mushroom Skeletocutis odora(?) on a vertically cut surface of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 4, 2023
 White, slightly yellow resupinate polypore mushroom together with golden corticioid on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 White, slightly yellow resupinate polypore mushroom together with golden corticioid on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Thick white resupinate polypore mushroom on a fallen and burned pine on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, February 4, 2024
 Tissues of white resupinate polypore mushroom from a fallen pine branch under a microscope at very low magnification collected on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, August 13, 2022
 Close-up of thick white resupinate polypore mushroom on a fallen and burned pine on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, February 4, 2024
 Gills of oyster rollrim mushroom (Tapinella panuoides) from a lower side of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 Spores of resupinate polypore mushroom Skeletocutis odora from a vertically cut surface of a large fallen pine near campground, collected a day before on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, November 19, 2023
 Bitter bracket fungus (Postia stiptica)(?) in Lisiy Nos, west from Saint Petersburg. Russia, July 2, 2017
 Spores of a white Amanita mushroom (that looks like Limacella) collected on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Spores of large white milkcap mushrooms Lactifluus subvellereus var. subdistance collected on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Allantoid spores of resupinate polypore mushroom Skeletocutis odora (spore size 3.44-3.8 x 1-1.1) on a side of a thick pine log in a shallow ditch on roadside of Forest Service Road 203 collected 1/26/2022 on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2022
 Spores of fieldcap (Agrocybe)(?) mushroom collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Spores of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected a day before on Richards Loop Trail in Sam Houston National Forest. Texas, December 18, 2023
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