 Antlion (doodlebug) funnel pits in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Antlion (doodlebug) funnel pits in sand in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 20, 2022
 Dry prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Dry prairie grasses in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Dried prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Dying poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Dry croton and prairie grasses in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Antlion larvae sand pit traps at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 6, 2019
 Caked earth of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Antlion larvae sand pit traps at a shed on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Cracks of caked earth mud of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Weeds grown on bottom of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Flower of shaggy portulaca (rose purslane, Portulaca pilosa) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 2, 2020
 Brazos River from Robinson s Ferry Overlook in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Brazos River from Robinson s Ferry Overlook in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 24, 2011
 Sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Blooming sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 30, 2022
 Blooming sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Flowers sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 30, 2022
 Flowers of sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
 Wet log in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Seedling of bluebonnet (Lupinus) in sand in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
 Leaves of bluebonnet (Lupinus) on sand in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
 Dry vegetation in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 8, 2011
 Wet stump in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Dry cedar and oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 8, 2011
 Dry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Dry pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Skipper butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 7, 2011
 Crescent(?) butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 7, 2011
 Wilted leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Tree foliage in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Rotting tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Dry leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 10, 2011
 Dry prairie at sunrise in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Brown leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Wrinkled dry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Prickly pear pad in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Decaying dry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Orange dry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Stump with dry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Milkweed seeds in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 10, 2011
 Composition from trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Browned trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Prickly pears in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 30, 2011
 Fog on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Sand burrow of harvester ants on a road in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 24, 2020
 Sand mounds of leafcutter ants under a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Leaf cutter ants on sand near their nest in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
 Prickly pear (Opuntia) pad in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Snake(?) in drying pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 23, 2011
 Smartweed overgrowing dry pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 23, 2011
 Alligator gar in drying pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 23, 2011
 Dried bottom of a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 9, 2011
 Detail of a dead tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Tree base near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Bluebonnet seedling near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Accumulation of water in a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 19, 2011
 Robinson s Ferry Overlook in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 24, 2011
 Dry trees on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 8, 2011
 Foliage on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 8, 2011
 Sunrise on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Fibrous tree trunk in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Picnic place near a pond in fog, in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Wilted brown leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Decaying brown dry leaf in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 10, 2011
 Dry forest on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 8, 2011
 Some rosette of basal leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
 Prostrate spurge (Euphorbia) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
 Fourleaf allseed (Polycarpon tetraphyllum) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Some winter rosette of leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
 Khakiweed (Alternanthera caracasana) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
 Texture of soil after a period of rains in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 19, 2011
 Bark texture of osage orange in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 24, 2011
 Bark of osage orange near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Alligator texture of rotting tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Dead cedar on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Foggy sunrise on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Dry tree foliage on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
 Dead fish in drying pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 23, 2011
 Tuft of fluff of milkweed seeds in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 10, 2011
 Fibrous tree trunk of cedar in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Bark of hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Bark of dry hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Small matweed (Guilleminea densa) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 9, 2023
 Fourleaf allseed (Polycarpon tetraphyllum) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
 Some small rosette of basal leaves on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
 Blooming prickly pears cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 30, 2011
 Uncoiling inflorescence of turnsole (Heliotropium indicum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 9, 2011
 Persimmon seeds in animal droppings on a trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Twisted bark of osage orange near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Detail of bark of dry hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Decomposing bark of dry hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Details of bark of osage orange near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Roots of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
 Scarab beetle rolling a dung ball in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 30, 2011
 Bark of dead hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Wet roots of Horse apple (osage orange) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 16, 2011
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