 Black Oak(?) Road in fog. Catharine, New York, October 22, 2005
 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
 Elegant black-footed polypore mushrooms (Cerioporus leptocephalus) on a fallen oak branch in Lick Creek Park. College Station, Texas, July 5, 2020
 Caps and underside of elegant black-footed polypore mushrooms (Cerioporus leptocephalus) on a fallen oak branch in Lick Creek Park. College Station, Texas, July 5, 2020
 Caps of elegant black-footed polypore mushrooms (Cerioporus leptocephalus) on a fallen oak branch in Lick Creek Park. College Station, Texas, July 5, 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
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