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3793-13. Underside of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Underside of a cap of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Underside of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm with white cottony mycelium on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Cap of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Cap texture of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Close-up of a cap of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Gills of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Merged caps of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Gill pattern of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Close-up of merged caps of woolly oyster mushroom (Hohenbuehelia mastrucata) on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Close-up of a cap of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  Tiny young cap of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  Young caps of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  Decomposing caps of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  White fluffy mycelium of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  Cluster of small caps of woolly oyster mushroom (Hohenbuehelia mastrucata) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  Mature caps of woolly oyster mushroom (Hohenbuehelia mastrucata) infected by some fungus under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 30, 2025  An immature female Southern Black Widow (Latrodectus mactans) or Northern Black Widow (Latrodectus variolus) under a fallen oak, sweetgum or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. The "web" in the background is the woolly mycelium or tomentum characteristic of fungus Hohenbuehelia mastrucata. Texas, November 30, 2025  Shoehorn oyster mushrooms (Hohenbuehelia petaloides) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 19, 2021  Spores of woolly oyster mushroom (Hohenbuehelia mastrucata) from a fallen tree, collected in Sam Houston National Forest a day before. Texas, December 1, 2025  Woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Young woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Dense caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Overlapping caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Pattern of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Cluster of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Emerging caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Young caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of pinkgill (Entoloma) mushrooms on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Corticioid fungus Hypoxylon on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Black crust fungus Hypoxylon on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a side of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Close-up of black crust fungus Hypoxylon on a fallen oak or elm on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of milkcap (Lactarius) mushroom on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 9, 2023  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Large number of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Caps of slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a small (around 20 cm in diameter) fallen oak (could be other tree) on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Partially dried caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Close-up of caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Small and large caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of gilled polypore mushrooms Lenzites betulina on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023  Underside of giant Panus mushrooms (Lentinus levis) on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 19, 2021  Gill pattern of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Prostrate form of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Underside of a fibrecap (Inocybe) mushroom on a path on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) with water droplets on underside of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Resupinate polypore mushroom Fomitiporia on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Close-up of resupinate polypore mushroom Fomitiporia on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Pinkgill (Entoloma) mushrooms on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Mushrooms Pholiota spumosa on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Prostrate form of a polypore mushroom Trametes sector on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Resupinate form of a polypore mushroom Trametes sector on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Resupinate polypore mushroom Ceriporiopsis mucida on underside (easily detached) of a fallen and burned pine(?) tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, January 23, 2022  Underside of some Russula mushroom on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, September 18, 2020  Underside of an orange mushroom on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 17, 2021  Texture of resupinate form of a polypore mushroom Trametes sector on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Resupinate polypore mushroom on underside of a log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 2, 2022  Underside of a mushroom Amanita rhoadsii on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 23, 2021  Underside of pink brittlegill (Russula) mushrooms on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Ascomycete fungus Pyronema omphalodes on old bonfire site on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Underside of bracket polypore mushrooms Trametes(?) on a fallen tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, June 6, 2020  Hydnoid (tooth) fungus on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Underside of polypore mushroom Trichaptum sector on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 8, 2021  Underside of brittlegill mushroom Russula crustosa on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, September 18, 2020  Close-up of resupinate polypore mushroom on underside of a log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 2, 2022  Section view of milkcap (Lactarius) mushroom on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 9, 2023  Cross section of a fibrecap (Inocybe) mushroom on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023  Underside of mushrooms Chrysomphalina grossula(?) under pines and oaks on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 19, 2021  Soft cottony corticioid fungus on underside of a pine log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Close-up of Ascomycete fungus Pyronema omphalodes on old bonfire site on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 24, 2025  Physisporinus mushroom on a fallen pine on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, January 4, 2020  Some pillow-like polypore mushroom on a fallen tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, May 6, 2020  Crust fungus Fomitiporia on a fallen oak branch on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Underside of a mature milkcap mushroom Lactarius maculatipes(?) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, September 18, 2020  Underside of celandine milkcap mushroom (Lactarius chelidonium) near Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, November 24, 2021  Details of soft cottony corticioid fungus on underside of a pine log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Physisporinus mushroom on a side of a fallen pine on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, January 4, 2020  Gilled polypore mushrooms Lenzites betulina on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023  Giant Panus mushrooms (Lentinus levis) on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 19, 2021  Deer shield mushrooms (Pluteus cervinus) on a fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 9, 2023  Underside of a milkcap (Lactarius) mushroom on a side of a small creek on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 23, 2021  Underside of shiny cinnamon polypore mushroom (Coltricia cinnamomea) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 23, 2021  Underside of a bolete mushroom Tylopilus rhodoconius on a sandy path on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, July 31, 2020  Underside of golden yellow bolete mushroom Pulveroboletus curtisii on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, September 11, 2022  Upper surface and underside of mushrooms Byssomerulius incarnatus (Phlebia incarnata) on an oak log on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 19, 2021  Overlapping caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021  Fibrecap (Inocybe) mushroom on a path on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 31, 2023  Yellow resupinate polypore mushroom on a fallen pine or may be oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, January 4, 2020  Physisporinus mushroom on a vertically cut surface of a fallen pine on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, January 4, 2020  Sunken bloodspot lichen (Haematomma persoonii) on a recently fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Wrinkled loop lichen (Hypotrachyna livida) on a recently fallen oak on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Scalycap mushrooms Pholiota spumosa(?) on a fallen pine tree on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, December 26, 2020  Large number of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, January 13, 2021 |