Black-eyed susan flower and needlegrass rush on Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2010
Meadow pink and black-eyed susan flowers on Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2010
A pasture and a row of trees, view from Black Oak(?) Road. Catharine, New York, October 22, 2005
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) near Post Oak Trail at sunrise in Lick Creek Park. College Station, Texas, May 18, 2012
Black-eyed susan (Rudbeckia hirta) flower on Post Oak Trail in Lick Creek Park. College Station, Texas, May 19, 2010
Finger Lakes Trail near crossing with Black Oak Road in mist. Catharine, New York, October 22, 2005
White-marked Finger Lakes Trail near crossing with Black Oak Road. Catharine, New York, October 22, 2005
Black blister beetle (Epicauta pennsylvanica) on flat-topped goldenrod (bushy goldentop, Euthamia leptocephala(?)) near Post Oak Trail in Lick Creek Park. College Station, Texas, October 17, 2010
Finger Lakes Trail near crossing with Black Oak Road in fog. Catharine, New York, October 22, 2005
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
Black swallowtail butterfly (Papilio polyxenes) on Post Oak Trail at morning in Lick Creek Park. College Station, Texas, June 4, 2010
Black-eyed susan and Mock Bishop s Weed near Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
A butterfly on black eyed susan flower near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) flowers near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2010
Field of Black eyed susan near Post Oak Trail in Lick Creek Park. College Station, Texas, May 7, 2012
Black-eyed susan flowers at Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
Black eyed susan flowers (Rudbeckia hirta) with Mock bishop s weed (Ptilimnium nuttallii) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Black eyed susan flower (Rudbeckia hirta) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Black eyed susan flowers (coneflowers, Rudbeckia hirta) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Dry seed heads of Black eyed susan (Rudbeckia hirta) in dew from Post Oak Trail in Lick Creek Park. College Station, Texas, October 30, 2012
Black eyed susan near Post Oak Trail in Lick Creek Park. College Station, Texas, May 7, 2012
Field of Black eyed susan and Mock bishop s weed (Ptilimnium nuttallii) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 7, 2012
Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) at Post Oak Trail in Lick Creek Park. College Station, Texas, May 10, 2012
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) at Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
Black mushrooms Biscogniauxia repanda on a fallen oak(?) tree near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
Black Xylariales crust fungus on a fallen oak on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, October 6, 2018
Black dotted lichen Buellia or may be Lecidella on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
Black dots of a lichen Buellia or may be Lecidella on sandstone outcrops in an oak and red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 25, 2019
Black crust fungus Biscogniauxia mediterranea erupting through bark of a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 1, 2019
Gray-white smooth sheet with black dots of a fungus Biscogniauxia atropunctata (Hypoxylon atropunctatum) on a dry oak tree in Hensel Park. College Station, Texas, December 2, 2017
Black crust mushrooms Biscogniauxia repanda on a fallen oak(?) near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
Some black Discomycetes fungus on porous crust fungus on a fallen oak in Lick Creek Park. College Station, Texas, October 9, 2018
Milkcap mushrooms Lactarius subserifluus in deep shade under black cherry, old Maclura and oaks near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 6, 2019
Black dots of a fungus Biscogniauxia atropunctata (Hypoxylon atropunctatum) on a fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, October 26, 2019
Jelly mushrooms Exidia growing over a black fungus Hypoxylon(?) on a recently fallen oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, November 8, 2019
Black crust fungus Biscogniauxia mediterranea on a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, December 14, 2019
Close up of black crust fungus Biscogniauxia mediterranea on a fallen oak on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, December 14, 2019
Black crust fungus Camillea punctulata on a fallen oak in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
Black crust fungus Diatrype stigma on a fallen oak branch in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
Hydnoid crust fungus Hymenochaetopsis olivacea (Hydnoporia olivacea) together with a black crust fungus Chaetosphaerella phaeostroma on a fallen oak branch in Brazos Bend State Park. Needville, Texas, February 15, 2020
Hydnoid crust fungus Hymenochaetopsis olivacea (Hydnoporia olivacea) growing on a black crust fungus Chaetosphaerella phaeostroma on a fallen oak branch in Brazos Bend State Park. Needville, Texas, February 15, 2020
Black corticioid (crust) fungus Chaetosphaerella phaeostroma on a fallen oak branch in Brazos Bend State Park. Needville, Texas, February 15, 2020
Close-up of black corticioid (crust) fungus Chaetosphaerella phaeostroma on a fallen oak branch in Brazos Bend State Park. Needville, Texas, February 15, 2020
Young leaves of blackjack oak (Quercus marilandica, black oak group) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
Fresh red leaves of blackjack oak (Quercus marilandica, black oak group) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
Black Eyed Susan (Rudbeckia hirta) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 11, 2020
Flowers of Black Eyed Susan (Rudbeckia hirta) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 11, 2020
Black crust fungus Camillea punctulata on a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Texture of black crust fungus Camillea punctulata on a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Scratched surface of black crust fungus Camillea punctulata on a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Black corticioid fungus Camillea punctulata between bark of a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Black corticioid fungus Camillea punctulata and bark scratched by animals on a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Black corticioid fungus Camillea punctulata scratched by animals on a fallen oak on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, August 22, 2020
Black caps of ceramic parchment fungus (Xylobolus frustulatus) on an oak log on Kirby Trail in Big Thicket National Preserve. Warren, Texas, October 17, 2020
Black spots from a fungus under bark on a fallen oak on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Close-up of black fungus spots on a fallen oak on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Some black dot fungus on bark of a fallen oak on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Almost black corticioid (crust) fungus Chaetosphaerella phaeostroma covering a fallen oak(?) tree on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Close-up of almost black corticioid (crust) fungus Chaetosphaerella phaeostroma on a fallen oak(?) tree on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Black Sordariomycetes crust fungus on a fallen oak branch on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, November 26, 2020
Tiny black Fairy Pins fungus (polypore club lichen, Phaeocalicium polyporaeum) on purple toothed polypore mushrooms (Trichaptum biforme) with algae on an oak fallen across a creek on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, January 23, 2021
Pink resupinate polypore mushroom together with black Hypoxylon crust on an oak twig on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
Close-up of grey resupinate polypore mushroom Perenniporia tephropora (Truncospora tephropora) growing over black Hypoxylon on a fallen oak on Kiwanis Nature Trail. College Station, Texas, June 24, 2021
Some resupinate polypore mushroom with brown spots growing over black Hypoxylon on a fallen oak on Kiwanis Nature Trail. College Station, Texas, June 24, 2021
Darkening pores of resupinate polypore mushroom growing over black Hypoxylon on a fallen oak on Kiwanis Nature Trail. College Station, Texas, June 24, 2021
Texture of resupinate polypore mushroom with brown spots growing over black Hypoxylon on a fallen oak on Kiwanis Nature Trail. College Station, Texas, June 24, 2021
Close-up of resupinate polypore mushroom with brown spots growing over black Hypoxylon on a fallen oak on Kiwanis Nature Trail. College Station, Texas, June 24, 2021
Close-up of jelly mushrooms Dacrymyces(?) on black Sordariomycetes crust fungus on rotting oak wood on Kiwanis Nature Trail. College Station, Texas, December 14, 2021
Black caterpillars falling from a big live oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
Small black Pyrenomycete fungus Rosellinia corticium(?) (Xylariaceae) on a tall smooth fallen tree in dense young bamboo growth, with oaks, hackberry, Yaupon, in Hensel Park. College Station, Texas, April 28, 2022
Black and white layers in a cross section of white resupinate polypore mushroom Yuchengia narymica (Perenniporia narymica) on an oak(?) log on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, September 24, 2022
Black mushroom Annulohypoxylon annulatum(?) on an oak log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 30, 2022
Close-up of black mushroom Annulohypoxylon annulatum(?) on an oak log on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 30, 2022
Spores of black mushroom Annulohypoxylon annulatum(?) from an oak log, collected a day before on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 31, 2022
Bright 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
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
Brown velvety corticioid fungus Dichostereum effuscatum growing over some old black crust fungus on underside of a fallen water oak in Lick Creek Park. College Station, Texas, March 16, 2023
Laxitextum bicolor mushroom on a fallen oak(?) branch on a mowed path (spore print white, turns black in lugol) in Little Thicket Nature Sanctuary. Cleveland, Texas, April 22, 2023
Dry flowers of black eyed susan (Rudbeckia hirta) on Post Oak Trail in Lick Creek Park. College Station, Texas, September 8, 2023
Some orange powderpuff polypore mushrooms on a fallen wet hardwood twig of oak or black locust in Lick Creek Park. College Station, Texas, February 2, 2024
Black eye susan flowers on Post Oak Trail in Lick Creek Park. College Station, Texas, May 6, 2024
Black crust of fungus Annulohypoxylon archeri and parasitic mushroom Silver ear (Tremella fuciformis) on a fallen oak in Lick Creek Park. College Station, Texas, May 10, 2024
Black dots on a fallen oak leaf (some fungus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 15, 2024
Asci and paraphyses(?) of a fungus showing as black dots on a fallen oak leaf (x40 objective, in KOH), collected in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 15, 2024
Asci and paraphyses(?) of a fungus showing as black dots on a fallen oak leaf (x40 objective, in Congo red), collected in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 15, 2024
Spores of white Lepiota mushrooms frowing in large numbers under Yaupon, oak, on Raccoon Run Trail (spore print white, turns black in lugol), collected 3 days before in Lick Creek Park. College Station, Texas, November 17, 2024
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
Water oak leaves with black spots of a fungus on a sandy path in Lick Creek Park. College Station, Texas, December 16, 2025
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
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
Reddish shoot of black jack(?) oak on Richards Loop Trail in Sam Houston National Forest. Montgomery County, Texas, March 28, 2026
Spores (in KOH) of Agaricus mushroom (gills gradually turned black) collected a day before under small oaks in a shallow depression, from Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 12, 2026
