 Swarming spine mushrooms (Mucronella calva) on a wet fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 8, 2023
 Swarming spine fungus (Mucronella calva) on a thick wet rotting pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 8, 2023
 Swarming spine fungus (Mucronella calva) on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
 Swarming spine fungus (Mucronella calva) together with tiny Ascomycete on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022
 Swarming spine fungus (Mucronella calva) together with some crust fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 27, 2022
 Spores (in lugol) of swarming spine fungus (Mucronella calva) from thick wet pine log collected in Sam Houston National Forest near Montgomery a day before. Texas, April 9, 2023
 Swarming spine fungus (Mucronella calva) together with some white corticioid fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 27, 2022
 Spores (in Toluidine blue dye) of swarming spine fungus (Mucronella calva) from thick wet pine log collected in Sam Houston National Forest near Montgomery a day before. Texas, April 9, 2023
 Swarming spine (Mucronella calva) mushrooms together with a corticioid fungus on a pine log on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, January 22, 2022
 Close-up of swarming spine fungus (Mucronella calva) on a wet pine log on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 28, 2020
 Basidia of swarming spine fungus (Mucronella calva) under a microscope with x40 objective, collected in Sam Houston National Forest near Montgomery a day before. Texas, April 9, 2023
 Tissues of a tooth of swarming spine fungus (Mucronella calva) under a microscope with x40 objective, collected in Sam Houston National Forest near Montgomery a day before. Texas, April 9, 2023
 Tooth with crystals of swarming spine fungus (Mucronella calva) under a microscope with x40 objective, collected in Sam Houston National Forest near Montgomery a day before. Texas, April 9, 2023
 Close-up of tiny tooth mushrooms Mucronella calva together with some white corticioid fungus under a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Swarming spine fungus (Mucronella calva) on a wet pine log on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 28, 2020
 Tiny tooth mushrooms Mucronella calva together with some white corticioid fungus under a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Tissues of Mucronella calva mushrooms under a microscope, collected from a fallen pine in Sam Houston National Forest. Texas, April 9, 2022
 Close-up of tiny white clustered icicle fungus (Mucronella calva) under a pine log on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, June 19, 2021
 Corticioid fungus Coniophora olivacea and clustered icicle fungus (Mucronella calva) on a fallen pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, February 8, 2020
 Spores of tiny mushrooms Mucronella calva together with white corticioid fungus from pine log, collected in Sam Houston National Forest a day before. Texas, April 26, 2023
 Large spores of tiny mushrooms Mucronella calva together with white corticioid fungus from pine log, collected in Sam Houston National Forest a day before. Texas, April 26, 2023
 Mixture of spores of tiny mushrooms Mucronella calva together with white corticioid fungus from pine log, collected in Sam Houston National Forest a day before. Texas, April 26, 2023
 Tiny white clustered icicle fungus (Mucronella calva) under a pine log on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, June 19, 2021
 Close-up of clustered icicle fungus (Mucronella calva) on rotting wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 8, 2020
 Close up of clustered icicle fungus (Mucronella calva) on rotting wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, October 6, 2018
 Tiny clustered icicle fungus (Mucronella calva) under a wet pine log on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, December 7, 2019
 Close-up of olive duster fungus (Coniophora olivacea) on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of conifer mazegill mushrooms (Gloeophyllum sepiarium) on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Close-up of tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark at sunrise on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Milkcap mushrooms Lactarius rimosellus on a fallen pine cone on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Mucronella together with some resupinate (crust) fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Clustered icicle fungus (Mucronella calva) on wet wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 8, 2020
 Clustered icicle fungus (Mucronella calva) on rotting wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, October 6, 2018
 Clustered icicle fungus (Mucronella calva) on rotting wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 8, 2020
 Close-up of white hyphae of a fungus covering fallen pine bark on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 Close-up of white hyphae of a fungus covering a fallen pine cone on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 Spores of a fungus Mucronella calva under a microscope, collected in Sam Houston National Forest 4/9/2022. Texas, April 10, 2022
 Clitocybula lacerata(?) mushrooms on a fallen pine cone on Richards Loop Trail in Sam Houston National Forest. Texas, April 6, 2020
 Spores of a fungus Mucronella calva and some large blob collected in Sam Houston National Forest 4/9/2022. Texas, April 10, 2022
 Close-up of resupinate polypore mushroom covering large area on a fallen and cut oak on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, April 2, 2023
 Close-up of slime mold Arcyria ferruginea on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023
 Close-up of resupinate polypore mushroom on a fallen pine or oak tree on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2020
 Close-up of white web-like corticioid fungus on underside of a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023
 Close-up of merulioid corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023
 Close-up of corticioid (crust) fungus on thin bark of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2020
 Close-up of split porecrust resupinate mushroom (Schizopora paradoxa) on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close-up of snowy-white resupinate polypore mushroom on pine wood on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 White hyphae of a fungus covering fallen pine cones and sweetgum balls unearthed by hogs from fallen pine needles on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 9, 2023
 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
 Close-up of yellow tooth resupinate mushroom, may be Sarcodontia crocea (Noblesia crocea), together with corticioid fungus Penttilamyces olivascens on a fallen pine on South Wilderness Loop Trail at Little Lake Creek Wilderness in Sam Houston National Forest near Richards. Texas, November 19, 2023
 Close-up of some brown slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Olive duster fungus (Coniophora olivacea) on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of tiny cups of Ascomycete fungus Hyaloscypha britannica(?) on a pine log on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 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
 Close-up of brown resupinate polypore mushroom Gloeophyllum carbonarium on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close-up of brown resupinate polypore mushroom Gloeophyllum carbonarium on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close-up of corticioid fungus Gloeoporus ambiguus (Meruliopsis ambigua) on a fallen pine twig on Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Web-like hyphae of olive duster fungus (Coniophora olivacea) on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of corticioid fungus Drepanospora viridis (Helicoma viride)(?) on underside of a thick wet pine log on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of resupinate polypore mushroom Gloeophyllum carbonarium growing on a burned pine stump on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close-up of corticioid fungus Ceriporia(?) on underside of an oak log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Close-up of brown resupinate polypore mushroom Gloeophyllum carbonarium on burned surface of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022
 Close-up of brown corticioid fungus growing over black Hypoxylon or Biscogniauxia crust on a fallen oak on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 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
 Close-up of small colonies of brown resupinate polypore mushroom Gloeophyllum carbonarium on a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close-up of resupinate polypore mushroom Gloeophyllum carbonarium growing on side of a burned pine stump on Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Close up of corticioid fungus Trichaptum fuscoviolaceum on a fallen pine branch on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Close up of resupinate polypore mushroom growing over some brown crust fungus under a fallen pine or may be oak on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, December 24, 2019
 Close-up of resupinate polypore mushroom Fibroporia radiculosa on a side surface of a fallen pine on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020
 Close-up of tiny black Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2024
 Close up of resupinate fungus Ceriporia(?) growing on soil attached to underside of a fallen pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, December 24, 2019
 Fuligo cinerea slime mold on a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 11, 2020
 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
 Some tissues of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close up of green fluffy corticioid fungus Drepanospora viridis (Helicoma viride)(?) under a fallen pine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, December 24, 2019
 Close-up of black Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) growing together with Trichaptum on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2024
 Asci and paraphyses of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Corticioid fungus Dendrothele candida on bark of a fallen oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 8, 2023
 Tissues and some spores of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Asci with spores (in Congo Red) of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Spores from a piece of wood with corticioid fungus Drepanospora viridis (Helicoma viride)(?) from a fallen pine, collected a day before on Richards Loop Trail in Sam Houston National Forest. Texas, December 18, 2023
 Asci with spores (in lugol) of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close up of fibrecap mushrooms (Mallocybe or Inocybe) in a pine forest on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
 Close-up of Melanoleuca mushrooms growing on pine needles of Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Black spots of fungus Lophodermium (Rhytismataceae) on fallen pine needles on Richards Loop Trail in Sam Houston National Forest. Texas, April 6, 2020
 Close-up of tiny Mycena mushrooms from a slope of an ash pit from a burned tree, on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Brown Cortinarius(?) mushrooms on a slope of a cattle pond in pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Tiny black Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark with whitish wood on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Chains of some black spores of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Round spores inside asci of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Helically coiled conidia of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Conidiophores (brown) at low magnification of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Texture of tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark at sunrise on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Asci with spores (in Congo Red at low magnification) of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Asci with spores (in lugol at low magnification) of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) from a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023
 Close-up of bonnet (Mycena) mushrooms on a mossy pine log on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020
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