 Pore lichen (Pertusaria) with apothecia on a juniper branch in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of pore lichen (Pertusaria) on a juniper branch in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Medallion lichen Dirinaria confusa with black apothecia on juniper bark in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of medallion lichen Dirinaria confusa with black apothecia on juniper bark in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Medallion lichen Dirinaria confusa on a juniper tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Corticioid mushroom Dendrothele nivosa on bark of Eastern red cedar (Juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Whitening pattern of a fungus Robergea albicedrae on bark of Ashe juniper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White fringe lichen (Heterodermia albicans) on a tree (may be juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Typical whitening pattern on bark of Ashe juniper with a fungus Robergea albicedrae in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White juniper fungus (Robergea albicedrae) on bark of Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of corticioid fungus Dendrothele nivosa on bark of Eastern red cedar (Juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of stickpins lichen Mycocalicium subtile or may be other Mycocaliciaceae (Mycocalicium, Chaenothecopsis) on a trunk of a juniper tree (Eastern red cedar) on spot where its branch was cut in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Stickpins lichen Mycocalicium subtile or may be other Mycocaliciaceae (Mycocalicium, Chaenothecopsis) on a trunk of a juniper tree (Eastern red cedar) where its branch was cut, around 1.5 meters above ground, in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Medallion lichen Dirinaria confusa with black apothecia on a juniper tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White juniper fungus (Robergea albicedrae) on bark of a young Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White juniper fungus (Robergea albicedrae) around of a broken branch spot on Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White juniper fungus (Robergea albicedrae) small gray nodules where spores are produced on bark of a young Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of white juniper fungus (Robergea albicedrae) small gray nodules where spores are produced on bark of a young Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Gold dust lichen (Chrysothrix xanthina) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Dwarf rosette lichen Physcia neogaea on a dry pad of prickly pear cactus (Opuntia) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Dwarf rosette lichen Physcia neogaea on a dry pad of prickly pear cactus in prairie in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Slender orange-bush lichen (Teloschistes exilis) together with Parmotrema and Physcia on an old pad of prickly pear cactus in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia growing on an exposed flint stone in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Leaf of poison ivy in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Young leaves of oak in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia on an exposed flint stone in open area near pine and oak forest in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Texture of salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia on an exposed flint stone in open area in a forest in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Details of salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia on an exposed flint stone in open area in a forest in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia on an exposed flint stone in open area in a forest in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Tender leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Young leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Salted rock-shield lichen (Xanthoparmelia mexicana) or may be other Xanthoparmelia on an exposed flint stone on rocky soil in sunny area near a forest in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Violet spiderwort (Tradescantia gigantea(?)) flowers in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Violet flowers of spiderwort (Tradescantia gigantea(?)) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Copper-colored young leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Bend of Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 View of Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Fringed puccoon (Narrowleaf gromwell, Lithospermum incisum) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Steep descent to Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Blooming cherry like tree in McKinney Falls State Park. Austin, Texas, March 7, 2009
 Pore surface of polypore mushroom Trametes villosa on a fallen dried Eastern red cedar tree (Juniper) in Hensel Park. College Station, Texas, March 25, 2021
 Warty lichen (Pertusaria) on bark of Mexican buckeye in Antique Rose Emporium. Independence, Texas, August 10, 2019
 Warty lichen (Pertusaria) on bark of Mexican buckeye (Ungnadia speciosa) in Antique Rose Emporium. Independence, Texas, December 29, 2018
 Warty lichen (Pertusaria) on magnolia bark in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 5, 2019
 Pertusaria and other crustose lichen on bark of a small honey mesquite tree when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, October 25, 2024
 Pore pattern of polypore mushroom Brunneoporus juniperinus (Antrodia juniperina, Subantrodia juniperina) on Eastern red cedar tree (Juniper) in Hensel Park. College Station, Texas, March 25, 2021
 Pore surface of mushroom Brunneoporus juniperinus (Antrodia juniperina, Subantrodia juniperina) on Eastern red cedar tree (Juniper) near the parking place in Hensel Park. College Station, Texas, March 25, 2021
 Warty lichen (Pertusaria) on oak bark on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Warty lichen (Pertusaria)on a bark of a thin fallen tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Caps of polypore mushroom Trametes villosa on bark of a fallen dried Eastern red cedar tree (Juniper) in Hensel Park. College Station, Texas, March 25, 2021
 Warty lichen (Pertusaria) on a branch of "Liberty Oak" in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
 Buffalo bur (Solanum rostratum) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Mustard flowers in grist mill in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Palafoxia callosa near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Water speedwell (Veronica anagalis-aquatica) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Flowers of Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Green false nightshade (Chamaesaracha coronopus) near a parking lot in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Mature seed head of curly dock (Rumex) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Corticioid fungus Dendrothele nivosa on bark of Eastern red cedar (Juniper) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
 "Porcupine egg" of cocklebur (Xanthium strumarium) near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Rice stink bug nymph (Oebalus pugnax) on bluestem grass in McKinney Falls State Park near Austin. Texas, May 10, 2009
 White patch of corticioid fungus Dendrothele nivosa on bark of Eastern red cedar (Juniper) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
 Medallion lichen (Dirinaria confusa) on bark of a Mexican plum tree in Lick Creek Park. College Station, Texas, March 24, 2021
 Tiny mushrooms Mycena corticola together with a lichen Heterodermia albicans on bark of a branch of a large live oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
 Tetrameric flower of water-primrose willowherb (Ludwigia) near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Christmas cholla cactus (Tasajillo, Opuntia leptocaulis) on Homestead Trail in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Onion Creek near Lower McKinney Falls. Austin, Texas, October 26, 2008
 Creek and a cypress in McKinney Falls State Park, near Upper falls. Austin, Texas, October 26, 2008
 Warty lichen (Pertusaria) on a tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 24, 2021
 Punctelia, Pertusaria and Phaeographis lichens on tree bark in Lick Creek Park. College Station, Texas, February 20, 2019
 Pore surface of resupinate polypore mushroom Perenniporia phloiophila on bark of a fallen branch of live oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 1, 2023
 Polypore mushroom Brunneoporus juniperinus (Antrodia juniperina, Subantrodia juniperina) growing from a spot where a tree branch was cut on Eastern red cedar tree (Juniper) in Hensel Park. College Station, Texas, March 25, 2021
 Indian mallow (Abutilon fruticosa) near a parking of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Small green flowers of pigeon-berry (Rivina humilis, rouge-plant) in a forest near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Resupinate polypore mushroom with folious lichen on bark of a fallen oak branch in Hensel Park. College Station, Texas, April 28, 2022
 Warty lichen (Pertusaria) in Lick Creek Park. College Station, Texas, January 18, 2019
 Warty lichen (Pertusaria) on a big fallen oak in Hensel Park. College Station, Texas, February 12, 2019
 Small red berries of pigeon-berry (Rivina humilis, rouge-plant, baby peppers) in a forest near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Warty lichen (Pertusaria) on a tree in Lick Creek Park. College Station, Texas, February 3, 2019
 Warty lichen (Pertusaria) on concrete remains near the columns in Old Bailor park. Independence, Texas, February 27, 2019
 Caps and pore surface of polypore mushroom Trametopsis cervina on a fallen oak branch in Lick Creek Park. College Station, Texas, January 3, 2021
 Close up of warty lichen (Pertusaria) on concrete remains near the columns in Old Bailor park. Independence, Texas, February 27, 2019
 Warty lichen (Pertusaria) on a stem of wax-leaf privet in Hensel Park. College Station, Texas, December 30, 2018
 Lecanora lichen together with Pertusaria and Haematomma persoonii in Lick Creek Park. College Station, Texas, June 17, 2019
 Texas aster with variegated fritillary(?) butterfly near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Blistered jelly lichen (Collema, Enchylium conglomeratum) on bark of a fallen oak branch near Birch Creek Unit of Somerville Lake State Park. Texas, November 24, 2018
 Dirinaria lichen on tree bark on Kiwanis Nature Trail, College Station, Texas, February 26, 2019
 Warty lichen (Pertusaria) together with Ochrolechia pallescens and Haematomma persoonii in Lick Creek Park. College Station, Texas, June 17, 2019
 Dwarf yellow butterfly (Dainty Sulphur, Nathalis iole) on Texas aster near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Fairy inkcap mushrooms (Coprinellus disseminatus) on Copperfield Nature Trail. Austin, Texas, December 4, 2021
 Rosette lichen (Physcia) on tree bark on Kiwanis Nature Trail, College Station, Texas, February 26, 2019
 Some rosette lichen (Physcia) on tree bark on Kiwanis Nature Trail, College Station, Texas, February 26, 2019
 Pertusaria, Ochrolechia pallescens and Haematomma persoonii lichens on a branch of a small oak in Lick Creek Park. College Station, Texas, June 17, 2019
 Close-up of devil s cigar fungus (Chorioactis geaster) on Copperfield Nature Trail. Austin, Texas, December 4, 2021
 Egg stage of devil s cigar fungus (Chorioactis geaster) on Copperfield Nature Trail. Austin, Texas, December 4, 2021
 Opening egg of devil s cigar fungus (Chorioactis geaster) on Copperfield Nature Trail. Austin, Texas, December 4, 2021
 Close-up of cramp balls fungus (Daldinia concentrica) on Copperfield Nature Trail. Austin, Texas, December 4, 2021
 Cramp balls fungus (Daldinia concentrica) on a log of a hardwood tree on Copperfield Nature Trail. Austin, Texas, December 4, 2021
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