 Bull thistle (Cirsium horridulum) in Bastrop State Park. Bastrop, Texas, April 25, 2021
 Yellow thistle (Bull thistle, Cirsium horridulum)(?) in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Blooming yellow thistle (Bull thistle, Cirsium horridulum) in Bastrop State Park. Bastrop, Texas, April 25, 2021
 Longhorn beetles on scabiosa flower near Zapliusye in Pskov Region south from Saint Petersburg, Russia, June 27, 2010
 Yellow thistle (Bull thistle, Cirsium horridulum)(?) on mulch in a tree utilization site in Bastrop State Park. Bastrop, Texas, March 17, 2018
 White-flowered milkweed (Asclepias variegata) with a longhorn beetle on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 8, 2010
 Cast stone carving of a saddle and a longhorn above the entrance of Civil Engineering Building (1932), originally used as a veterinary hospital, on campus of Texas A and M University. College Station, Texas, November 14, 2010
 Cemetery in Frelsburg, Colorado County. Texas, March 29, 2008
 Urban Cemetery at County Road 406 near Buckholts. Texas, December 1, 2012
 Port Sullivan Church at County Road 262, Milam County. Texas, July 24, 2022
 Painted lady butterfly (Vanessa virginiensis) on a thistle on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 2, 2010
 Giant Swallowtails (Papilio cresphontes) nectaring on a thistle flower on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 2, 2010
 Yellow flowers of puccoon (Carolina Gromwell, Lithospermum caroliniense) on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 2, 2010
 Flower-feeding scarab (Euphoria kerni(?), adult) in a thistle on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 2, 2010
 Good Hope Cemetery on William Penn Road in Washington County, east from Independence. Texas, December 12, 2009
 Unicorn plant (devil s claw, Proboscidea loisianica) on roadside of County Road 264 in Branchville, Milam County. Texas, July 24, 2022
 Parasitic plants in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Young bull among yellow buttercup flowers near Road 2935 north from Brenham. Texas, April 14, 2010
 Sulphur Flower (Eriogonum umbellatum) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Yellow coralroot (Corallorhiza trifida) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Shoot of bedstraw (Galium) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston meadow-rue (Thalictrum texanum) in dew in Washington Cemetery. Washington County, Texas, January 30, 2022
 Leaves of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston meadow-rue (Thalictrum texanum) with frost in Washington Cemetery. Washington County, Texas, January 30, 2022
 Staminate flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Male flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Participants of Quantum Summer School conference visiting Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Pollen of Houston meadow-rue (Thalictrum texanum) under a microscope, collected in Washington Cemetery. Washington County, Texas, January 30, 2022
 Petal of Houston meadow-rue (Thalictrum texanum) under a microscope, collected in Washington Cemetery. Washington County, Texas, January 30, 2022
 Close-up of staminate flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Tiny purple female flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Pollen grains in iodine solution of Houston meadow-rue (Thalictrum texanum) under a microscope, collected in Washington Cemetery. Washington County, Texas, January 30, 2022
 Fruit of Bull nettle (Cnidoscolus texanus) armed with stinging hairs in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
 Bull peeking from a corner of the roof of Civil Engineering Building (1932), originally used as a veterinary hospital, on campus of Texas A and M University. College Station, Texas, November 14, 2010
 Flower buds of Bull nettle (mala mujer, Cnidoscolus texanus) armed with stinging hairs in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
 Yellow thistle (Bull thistle, Cirsium horridulum) in Lake Bryan Park. Bryan, Texas, March 20, 2010.
 Longhorn cow on Wedeville Church Road, south from Independence. Texas, March 22, 2009
 Yellow spiny thistle (Bull thistle, Cirsium horridulum) at sunrise in Lake Bryan Park. Bryan, Texas, April 13, 2010
 Longhorn cattle on Wedeville Church Road, south from Independence. Texas, March 22, 2009
 Longhorn borer beetle on a log in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 21, 2015
 Children s section in Oak Hill Cemetery in Camp Swift north from Bastrop. Texas, September 15, 2012
 Texas longhorn cow in the Bar 55 Ranch, view from Whitman Road south from Washington. Texas, March 30, 2008
 Flat-faced longhorn beetle (Hippopsis lemniscata) on a door frame of apartments on George Bush Drive. College Station, Texas, August 9, 2008
 Outline of unmarked children s(?) grave in Oak Hill Cemetery in Camp Swift north from Bastrop. Texas, September 15, 2012
 Clay markers outline a grave in Oak Hill Cemetery in Camp Swift north from Bastrop. Texas, September 15, 2012
 Texas crescent longhorn beetle (Typocerus lunulatus) on a pink powder puff flower in Big Thicket park on Sundew Trail. Texas, April 26, 2008
 City Cemetery in bluebonnets. Fayetteville, Texas, April 15, 2010
 Independence Cemetery near Road 30. Huntsville, Texas, December 18, 2010
 Tombstones in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Rows of unidentified graves without headstones marked with temporary markers in Oak Hill Cemetery in Camp Swift north from Bastrop. Texas, September 15, 2012
 Tombstone of Henry Hardmon (died 7/18/1892) in negro section of Oak Hill Cemetery in Camp Swift north from Bastrop. Texas, September 15, 2012
 Port Sullivan Cemetery, west from Hearne. Texas, December 29, 2010
 Bible on a tombstone in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Base of a tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Rotten tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Tombstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Headstone texture in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Trinity Lutheran Church Cemetery. Frelsburg, Texas, April 15, 2010
 Acorns on the ground in Dixon Prairie Cemetery at Road 163, near Road 21. Bastrop, Texas, February 2, 2008
 Tombstones of Oak Hill Cemetery in Camp Swift north from Bastrop. Iron fencing around graves was removed for scrap metal during World War II. Texas, September 15, 2012
 Longhorn beetle (Coleoptera, Cerambycidae) on hairy fleabane (Erigeron pulchellus)(?) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, April 16, 2019
 Bark of cedar tree in Boonville Cemetery. Bryan, Texas, December 17, 2010
 Headstone of Port Sullivan Cemetery, west from Hearne. Texas, December 29, 2010
 Tombs of Port Sullivan Cemetery, west from Hearne. Texas, December 29, 2010
 Swamp below Bastrop Park Lake in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Place of Bastrop Park Lake in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Tombs with wildflowers in a cemetery at Dunnheim Road east from Gay Hill. Texas, April 14, 2010
 Bluebonnets around tombs of a cemetery at Dunnheim Road east from Gay Hill. Texas, April 14, 2010
 Bluebonnets on a tomb of James Burford Viskers in Independence Cemetery. Texas, April 14, 2010
 Scraped-earth cemetery of Oak Hill community in Camp Swift area north from Bastrop. All iron fencing around graves was removed during WWII for the war effort. Texas, September 15, 2012
 Redring Milkweed (Asclepias variegata) with a flower longhorn beetle Leptura annularis on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Alley in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Dam of Bastrop Park Lake in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Tomb of Fredille Ray with bluebonnets and dandelions in a cemetery at Dunnheim Road east from Gay Hill. Texas, April 14, 2010
 Stone mausoleum in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Interior of a mausoleum in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Lutheran Cemetery of marines on Citadel Road in Kronstadt. Saint Petersburg, Russia, July 4, 2010
 Cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, December 29, 2010
 Granite tombs in Novodevichye Cemetery at Moskovskiy Prospekt in mist. Saint Petersburg, Russia, June 26, 2010
 Large stone mausoleum in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Tombs of old Lutheran Cemetery of marines on Citadel Road in Kronstadt. Saint Petersburg, Russia, July 4, 2010
 Anchor and guns on a tombstone in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Park Road 1A below Bastrop Park Lake in Bastrop State Park. Bastrop, Texas, March 17, 2018
 Weathered paint on a tombstone in Lutheran Cemetery on Citadel Road in Kronstadt. Saint Petersburg, Russia, July 4, 2010
 Lichens on a tomb statue of a cemetery at Mission de Cristo Jesus Church at road 259 in Port Sullivan, west from Hearne. Texas, May 30, 2010
 Marble statue on a tomb of Liovochka Efimova in Novodevichye Cemetery at Moskovskiy Prospekt. Saint Petersburg, Russia, June 26, 2010
 Tombstone of Calvert Cemetery. Calvert, Texas, October 30, 2010
 Pet cemetery in a forest north from Orekhovo, north from Saint Petersburg. Russia, July 11, 2010
 Block Cemetery on Coppelyn Springs Road near Road 2193, north-east from Brenham. Texas, April 7, 2010.
 Statue of Bevo with sawed-off horns (t.u. mascot, Texas longhorn cow, a mascot of University of Texas at Austin) at Aggieland Outfitters on George Bush Drive near Texas A and M University. College Station, Texas, March 29, 2009
 Head stones of Zubara Cemetery of the northern tribes (Al Naeem, Al Kabsa, Al Kaaban, Al Bukwara, Al Muhanada, Al Mananah) on northwest coast. Qatar, March 13, 2010
 Abandoned graves of solders of Red Army died at the beginning of World War II (1941) in Lutheran Cemetery on Citadel Road in Kronstadt. Saint Petersburg, Russia, July 4, 2010
 Statue of t.u. mascot Bevo with sawed-off horns (Texas longhorn cow, a mascot of competing sport teams from University of Texas at Austin) near Aggieland Outfitters store on George Bush Drive near Texas A and M University. College Station, Texas, December 7, 2009
 Burnt forest in Bastrop State Park. Bastrop, Texas, January 5, 2013
 Rocky slope in Bastrop State Park. Bastrop, Texas, June 16, 2012
 Burnt bushes and ash pit in Bastrop State Park. Bastrop, Texas, December 17, 2011
 Forest road in Bastrop State Park. Bastrop, Texas, October 5, 2013
 Sprout of yaupon holly(?) in Bastrop State Park. Bastrop, Texas, May 12, 2012
 Small canyon in Bastrop State Park. Bastrop, Texas, June 16, 2012
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