 Delta flower scarab beetle (Trigonopeltastes delta) in Lick Creek Park. College Station, Texas, July 10, 2014
 Delta flower scarab beetle (Trigonopeltastes delta) on Whorled milkweed (Asclepias verticillata) on an island in Lake Bryan Park. Bryan, Texas, May 20, 2009
 Flower heads of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 1, 2014
 Spiny button-like flower heads in umbels of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek park, on Deer Run Trail. College Station, June 15, 2008
 Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 1, 2014
 Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 10, 2014
 Flowers of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 10, 2014
 Close up of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 1, 2014
 Spiny button-like flowerheads of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) near Deer Run Trail in Lick Creek Park. College Station, Texas, July 4, 2013
 Spiny button-like flowerheads of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, May 22, 2012
 Spiny button-like flowerheads of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 13, 2022
 Flower heads in umbels of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 9, 2019
 Spiny button-like flowerheads of button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) near Deer Run Trail in Lick Creek Park. College Station, Texas, June 8, 2008
 Button snakeroot (Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 10, 2014
 Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 9, 2019
 Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 4, 2010
 Emerald flower scarab beetle (Metallic green flower scarab, Trichiotinus lunulatus(?)) on a flower of dewberry in Lick Creek Park. College Station, Texas, March 10, 2009
 Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) with a butterfly in dew in Lick Creek Park. College Station, Texas, June 1, 2010
 Spiny flowerhead of Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, June 15, 2008
 Spiny flowerhead of Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 9, 2019
 Dry seed heads of Button snakeroot (yuccaleaf snakeroot, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, October 11, 2012
 Emerald flower scarab beetle (Metallic green flower scarab, Trichiotinus lunulatus) on false dandelion in Lick Creek Park. College Station, Texas, May 7, 2009
 Flower head of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 3, 2018
 Button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, July 24, 2013
 Button snakeroot (Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, May 10, 2012
 Delta arrowhead (Sagittaria platyphylla) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 3, 2018
 Button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 3, 2018
 Flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Blooming button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Umbels of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 20, 2012
 Umbels of flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Spiny flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Spiny head of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 20, 2012
 Dense apical umbel of flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012
 Delta arrowhead (Sagittaria platyphylla) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 Delta of Ob River in Siberia, Russia, south from Salekhard. View from a window of a plane from Dubai, UAE to Houston, TX, April 28, 2011
 A dead cypress tree in Mississippi River Delta, view from Tidewater Road in Venice. Plaquemines Parish, Louisiana, April 15, 2006
 Tree damaged by beetles on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 28, 2013
 Passion flower (Passiflora) in Lick Creek Park. College Station, Texas, July 10, 2014
 Flower bud of summer thistle in Lick Creek Park. College Station, Texas, July 22, 2014
 Flower of summer thistle in Lick Creek Park. College Station, Texas, July 22, 2014
 Flower of summer thistle in Lick Creek Park. College Station, Texas, July 15, 2014
 Scarab beetles on horse dung at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020
 Button stage (immature) mushrooms Amanita pubescens in Lick Creek Park. College Station, Texas, July 16, 2018
 Flower of water primrose (Ludwigia) in Lick Creek Park. College Station, Texas, July 15, 2014
 Flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 1, 2014
 Flower of Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, July 3, 2014
 Flower of nits-and-lice (Hypericum drummondii) in Lick Creek Park. College Station, Texas, July 22, 2014
 Green passion flower (Passiflora lutea) in Lick Creek Park. College Station, Texas, July 22, 2014
 Flower of Pigeon wings (Clitoria mariana) in Lick Creek Park. College Station, Texas, July 10, 2014
 Flower of Nits-and-lice (Hypericum drummondii) in Lick Creek Park. College Station, Texas, July 26, 2014
 Scarab beetle on false dandelion (Pyrrhopappus carolinianus) in Lick Creek Park. College Station, Texas, April 29, 2022
 Rainbow scarab (Phanaeus vindex) on horse dung in Lick Creek Park. College Station, Texas, August 6, 2010
 Summer-blooming thistle flower (Cirsium engelmannii) in Lick Creek Park. College Station, Texas, July 10, 2014
 Flower bud of summer-blooming thistle (Cirsium engelmannii) in Lick Creek Park. College Station, Texas, July 1, 2014
 Flower bud of summer-blooming thistle (Cirsium engelmannii) in Lick Creek Park. College Station, Texas, July 10, 2014
 Flower of summer-blooming thistle (Cirsium engelmannii) in Lick Creek Park. College Station, Texas, July 1, 2014
 Flower of Maryland meadow-beauty (Rhexia mariana) in Lick Creek Park. College Station, Texas, July 1, 2014
 Flower buds of green milkweed (Asclepias obovata(?)) taken from Lick Creek Park. College Station, Texas, July 29, 2014
 St. Andrew cross flower (Hypericum, Ascyrum hypericoides) in Lick Creek Park. College Station, Texas, July 26, 2014
 Rainbow scarab (Phanaeus vindex, male, horned) feeding in horse dung in Lick Creek Park. College Station, Texas, June 1, 2010
 Flower of Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, July 26, 2014
 Horn beetles sleeping on coreopsis at morning in Lick Creek Park. College Station, Texas, May 4, 2011
 Canadian black snakeroot (Sanicula canadensis) in Lick Creek Park. College Station, Texas, April 22, 2021
 Tunnels of bark beetles on a dry standing tree in Lick Creek Park. College Station, Texas, January 25, 2023
 Leaves of Canadian black snakeroot (Sanicula canadensis) in Lick Creek Park. College Station, Texas, March 31, 2024
 Maze of tunnels of bark beetles on a dry standing tree in Lick Creek Park. College Station, Texas, January 25, 2023
 Texture of tunnels of bark beetles on a dry standing tree in Lick Creek Park. College Station, Texas, January 25, 2023
 White mistflower (Ageratina havanensis, Havana snakeroot) with a caterpillar in Lick Creek Park. College Station, Texas, October 19, 2008
 Boneset flowers (white snakeroot, Ageratina altissima) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, October 15, 2020
 Potato-weed (solanum) damaged by snout beetles on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
 Ball rolling dung beetles (Scarabeus) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
 Button lichen (Buellia) in Lick Creek Park. College Station, Texas, January 18, 2019
 Button mushrooms (Agaricus) in Lick Creek Park. College Station, Texas, June 21, 2019
 Black bronze beetles on flowers of Drummond wild onion (Allium drummondii) in Lick Creek Park. College Station, Texas, April 12, 2024
 Coreopsis flower in Lick Creek Park. College Station, Texas, May 20, 2014
 Button of Amanita pubescens mushroom in Lick Creek Park. College Station, Texas, June 28, 2018
 Button of a mushroom Amanita pubescens in Lick Creek Park. College Station, Texas, October 3, 2018
 White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Iron Bridge Trail in Lick Creek Park. College Station, Texas, October 3, 2008
 Meadow pink flower in Lick Creek Park. College Station, Texas, May 20, 2014
 Common button lichen (Buellia stillingiana) on an oak in Lick Creek Park. College Station, Texas, January 18, 2019
 Button mushrooms Agaricus sect. Xanthodermatei in Lick Creek Park. College Station, Texas, October 5, 2018
 Passion flower (passiflora) in Lick Creek Park. College Station, Texas, August 3, 2014
 Coreopsis flower on Post Oak Trail in Lick Creek Park. College Station, Texas, May 20, 2014
 Common button lichen (Buellia stillingiana) on oak bark in Lick Creek Park. College Station, Texas, January 18, 2019
 Common button lichen (Buellia stillingiana) (black) in Lick Creek Park. College Station, Texas, January 18, 2019
 Dung beetles (Scarabeus) on dung like substrate near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
 Metallic beetles in yellow thistle (Bull thistle, Cirsium horridulum) on a pipeline right-of-way in Lick Creek Park. College Station, Texas, April 12, 2021
 White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 16, 2024
 Thistle flower in Lick Creek Park. College Station, Texas, July 17, 2009
 Flower of smallhead doll s daisy (Boltonia diffusa) in Lick Creek Park. College Station, Texas, August 3, 2014
 Ripe fruit of passion flower (Passiflora) with seeds taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Opening thistle flower in Lick Creek Park. College Station, Texas, July 17, 2009
 Close up of a flower of Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, August 9, 2014
 Seeds inside opened fruit of passion flower (Passiflora) taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Kern s flower scarab beetle (Euphoria kernii) on a flower of poppy in Antique Rose Emporium. Independence, Texas, April 13, 2023
 Mating domino beetles (Egyptian predatory beetles Anthia sexmaculata) under acacia tree in a small wadi near Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
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