 Swollen pine root with pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
 Pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) on a swollen root at the base of a pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
 Partially dissected swollen pine root with pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
 Orange aeciospores of pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, March 23, 2019
 Close up of pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Aeciospores of Cronartium harknessii rust fungus (Endocronartium harknessii) (stacked image) collected from a pine in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Orange spores (aeciospores) of Cronartium harknessii rust fungus (Endocronartium harknessii) collected from a pine in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Pine-pine gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Swollen base of a pine with gall rust (Endocronartium harknessii, Cronartium harknessii rust fungus) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Close-up of a gall caused by the fungus Exobasidium symploci-japonicae in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 20, 2021
 Aeciospores (orange) of mayapple rust fungus (Puccinia podophylli) collected in Sam Houston National Forest. Texas, March 4, 2023
 Orange aeciospores under a microscope of mayapple rust fungus (Puccinia podophylli), collected in Sam Houston National Forest. Texas, March 4, 2023
 Aeciospores (orange) and some other spores of mayapple rust fungus (Puccinia podophylli) collected in Sam Houston National Forest. Texas, March 4, 2023
 Close-up of root rot fungus Heterobasidion annosum on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Close-up of corticioid (crust) fungus on a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Close up of porous corticioid fungus on bark of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Velvet-top fungus (Phaeolus schweinitzii) near a pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Close up of corticioid mushroom Physisporinus(?) on a vertically cut surface of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Azalea gall fungus Exobasidium vaccinii on leaves of rhododendron in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, June 26, 2019
 Underside of velvet-top fungus (Phaeolus schweinitzii) near a pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Velvet-top fungus (Phaeolus schweinitzii mushroom) on a pine stump in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, June 26, 2019
 Close-up of white rot fungus Phlebiopsis gigantea on a broken and vertically split pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Close-up of bleeding conifer crust fungus (Stereum sanguinolentum) on a fallen pine branch in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 Close-up of green cups of Ascomycete fungus Catinella olivacea on underside of a thick pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 30, 2023
 Close-up of orange jelly spot fungus (Dacrymyces chrysospermus) on a fallen pine limb in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, December 21, 2021
 Dust lichen (Lepraria incana) on pine bark in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
 Root rot fungus (polypore mushroom) Heterobasidion annosum(?) on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 20, 2021
 Pine needles with rust fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Mold like fungus Tilachlidium setigerum(?) parasitising on gingertail (Xeromphalina campanella) on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 27, 2019
 Gall caused by the fungus Exobasidium symploci-japonicae on a young shoot of sweetleaf in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 20, 2021
 Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope, collected from Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 Dust lichen (Lepraria incana) on bark of a large pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 10, 2019
 Pine needles with pustules of rust fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope at higher magnification, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022
 White mold fungus Tilachlidium setigerum(?) parasitising on pinewood gingertail (Xeromphalina campanella) on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 27, 2019
 Pine seedling with needle rust caused by fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Aeciospores (orange) of mayapple rust fungus (Puccinia podophylli) collected in Sam Houston National Forest near Montgomery. Texas, April 16, 2022
 Insect gall on a shoot of blackberry in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 20, 2019
 Orange corticioid fungus Leucogyrophana olivascens (Penttilamyces olivascens, or Serpula, Coniophora) on a pine log at Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 2, 2019
 Gall-like corticioid fungus on a fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Aecial pustules of a needle rust caused by fungus Coleosporium asterum on pine needles on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Gall-like corticioid fungus in cavities of a fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Gall-like corticioid fungus on a broken end of a fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Close up of pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on hairy elephant foot on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018
 Gall-like corticioid fungus in a small cavity of a rotting oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Fibrecap (Inocybe) mushrooms in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, June 26, 2019
 Mushroom Amanita luzernensis(?) in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Close-up of resupinate polypore mushroom Heterobasidion annosum(?) from a fallen pine in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, December 21, 2021
 Close-up of small soft button-like polypore mushrooms on underside of a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Brown corticioid fungus on a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Bolete mushrooms Suillellus subluridus or may be Neoboletus in a pine forest in upper area in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Fairy cap mushrooms Mycena clavicularis in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 2, 2019
 Small brittlestem (Psathyrella) mushrooms in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, June 26, 2019
 Milkcap mushrooms Lactarius frustratus(?) in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 2, 2019
 Carolina shield lichen (Canoparmelia caroliniana) on a pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, February 1, 2019
 Physisporinus(?) mushroom on a vertically cut surface of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Porous crust fungus on a fallen branch of a pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Brown corticioid (crust) fungus on a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Corticioid fungus Coniophora olivacea(?) on pine bark in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Porous corticioid fungus on bark of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Texture of root rot fungus Heterobasidion annosum on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Fallen pine covered by corticioid (crust) fungus in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Root rot fungus Heterobasidion annosum on bark of a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Orange aeciospores of blackberry rust fungus Gymnoconia nitens from Lick Creek Park. College Station, Texas, March 14, 2022
 Aeciospores of blackberry rust fungus Gymnoconia nitens at low magnification from Lick Creek Park. College Station, Texas, March 14, 2022
 Mushrooms with slippery stems Mycena clavicularis in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 2, 2019
 Dissected bolete mushrooms Suillellus subluridus or may be Neoboletus in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Carolina shield lichen (Canoparmelia caroliniana) on a standing pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, February 1, 2019
 Oyster rollrim mushrooms (Tapinella panuoides) on pine wood in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 27, 2019
 Corticioid mushroom Physisporinus(?) on a vertically cut surface of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Underside of honey fungus (Armillaria mellea) in dryer oak and pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 21, 2021
 Corticioid fungus Coniophora olivacea(?) on bark of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 White pores of root rot fungus Heterobasidion annosum on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Root rot fungus Heterobasidion annosum on leaves attached to a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Round patch of root rot fungus Heterobasidion annosum on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Root rot fungus (polypore mushroom) Heterobasidion annosum(?) on a dry pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, November 23, 2018
 Pore surface of a bolete mushroom Suillellus subluridus or may be Neoboletus in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Side view of bolete mushrooms Suillellus subluridus or may be Neoboletus in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Caps of corticioid mushroom Physisporinus(?) on a vertically cut surface of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Large rustgill (Gymnopilus) mushroom on a recently dried pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 5, 2019
 Texture of corticioid mushroom Physisporinus(?) on a vertically cut surface of a fallen pine in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Gymnopus subnudus (Collybia subnuda) mushrooms among pine needles and dry oak leaves in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, June 26, 2019
 Pattern of Ascomycete fungus Catinella olivacea on underside of a thick pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 30, 2023
 White rot fungus Phlebiopsis gigantea in a crack of a broken pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Root rot fungus Heterobasidion annosum enveloping leaves and needles on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Close-up of polypore mushrooms Neoantrodia serialis (Antrodia serialis)(?) on a pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 16, 2021
 Two different kinds of spores (orange Aeciospores and black teliospores) of mayapple rust fungus (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 16, 2022
 Gall-like corticioid fungus together with Xylaria flabelliformis (Xylaria cubensis) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Hyphae of white rot fungus Phlebiopsis gigantea in a crack of a broken pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Orange jelly spot fungus (Dacrymyces chrysospermus) on a fallen pine branch in Big Creek Scenic Area of Sam Houston National Forest near Shepherd. Texas, December 21, 2021
 Green cups of Ascomycete fungus Catinella olivacea on underside of a thick pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 30, 2023
 Details of white rot fungus Phlebiopsis gigantea in a crack of a broken pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Texture of white rot fungus Phlebiopsis gigantea in a crack of a broken pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 White rot fungus Phlebiopsis gigantea on a broken and vertically split pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Bleeding conifer crust fungus (Stereum sanguinolentum) on a fallen pine branch in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, July 10, 2021
 White rot fungus Phlebiopsis gigantea growing in cracks of a broken pine tree in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Aeciospores of blackberry rust fungus Gymnoconia nitens, collected on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024
 Mushrooms Leucogloea compressa (Helicogloea compressa) on a wet pine log in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, April 20, 2019
 Fresh leaves of Henry s Spiderlily (Hymenocallis occidentalis var. eulae) in a pine forest in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, March 7, 2020
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