 Berries of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 1, 2009
 Green berries of poison ivy on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2009
 Early fall color of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Dying poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Poison ivy near Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Ripe blue berries of muscadine grape in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 1, 2009
 White berries of rough-leaf dogwood (Cornus drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 23, 2009
 Dark berries of greenbrier vine (prickly-ivy, smilax, sarsaparilla) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Blooming poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
 Shoot of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Back lit leaf of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Fall colors of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 23, 2009
 Young leaf of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 15, 2009
 Berries of mistletoe in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 12, 2009
 Red berries of Carolina moonseed vine (Cocculus carolinus, snailseed vine, coralbeads, redberry) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2008
 Red berries of yaupon holly in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 23, 2009
 Berries of yaupon holly in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2012
 Ripe berries of Carolina moonseed vine (Cocculus carolinus, snailseed vine, coralbeads, redberry) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 A pond at morning in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Fruit of magnolia in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 White succulent berries of mistletoe in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2010.
 Mistletoe twig with white berries in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2010.
 Rattlebush thickets around a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 White prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Mexican hat flowers at sunrise in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Horse nettle(?) (Solanum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Mexican hat flower with a bee on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Sandburs spikelet (Cenchrus spinex) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Vervain (Verbena) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Berries of hackberry (Celtis occidentalis) in animal droppings in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
 Cooperia drummondii (rain lily, Cebolleta) with dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Copper lily (Habranthus texanus) with dew on a lawn in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Snow-on-the-prairie with a green lynx spider in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Blooming rattlebush (Sesbania drummondii) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Cooperia drummondii (rain lily, Cebolleta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Young katydid on white prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Snow-on-the-prairie (Euphorbia bicolor) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Green lynx spider on Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Yellow color variant of Mexican hat flower (Ratibida columnifera) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Dehisced seedpod releasing seeds, with attached coma (tuft of fluff) of milkweed (Asclepias) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Snow-on-the-prairie (Euphorbia bicolor) with linear floral leaves having white margins and small fan-like male flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Dry prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Sedge in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Robber Fly (Laphria) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 1, 2009
 Dried prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Dry prairie grasses in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Turnsole (Heliotropium procumbens) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Butterfly in dew (ventral view) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 21, 2010
 Powderpuff (Mimosa strigillosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 23, 2009
 Dry croton and prairie grasses in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Brown tree bark in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Yellow lichen on a twig in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Wildflowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 Cap of a toadstool in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Wild parsley(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
 Pond in Washington-on-the-Brazos State Historic Site in fog. Washington, Texas, March 22, 2008
 Engelmann daisy (?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 Grass in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 7, 2008
 Sandburs in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Mexican hat flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 18, 2008
 Green grasshopper in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 White flower of marsh ipomoea in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Rain lily (Cooperia drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 21, 2010
 Powderpuff (Mimosa strigillosa) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Turnsole (Heliotropium indicum) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Caked earth of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 7, 2010
 Antlion (doodlebug) funnel pits in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Turnsole (Heliotropium indicum) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2009
 Copper lily (Habranthus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2009
 Green lynx spider eating a bee in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2009
 Antlion larvae sand pit traps in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 14, 2011
 Nits-and-lice (Hypericum drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 25, 2012
 Paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Small aster in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Pink phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
 Thistle flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
 Field of flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
 Two Mexican hat flowers grown together in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
 Immature katydid on beebalm in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 Goldenrod (Solidago) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Grass and paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Bluebonnet flower in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Aster flowers in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
 Bluebonnet in morning dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Millipede feeding on blackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
 Ladybird with aphids in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Winecup flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Yellow daisy in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 14, 2008
 Roots of vine in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 7, 2008
 Prairie parsley flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2008
 Red paintbrush at sunrise in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Meadow with bluebonnet in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 5, 2008
 Group of Mexican hat flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 18, 2008
 Indian paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Spiderwort flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
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