 Back lit leaf of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Dry seeds of poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 20, 2022
 Poison ivy near Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Shoot of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Blackberry in poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
 Blooming poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
 Berries of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
 Green berries of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 22, 2022
 Blooming poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
 Shoot of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Berries of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 1, 2009
 Dying poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
 Fresh leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Fall colors of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 23, 2009
 Back lit shoot of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Tender leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Reddish shoot of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Young leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Young leaf of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 15, 2009
 Early fall color of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
 Eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
 Tender young leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Shoot of poison ivy on a hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Green berries of poison ivy on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2009
 Dry plant of poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 9, 2023
 Eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Tender pink leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Shoot of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Shoots of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Young leaves of poison ivy on hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Young leaves of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Reddish young leaves of poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Back lit leaf of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
 Young leaves of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
 Orange butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Giant ragweed in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Large spider in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Buckeye butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Solanum (nightshade) flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Solanum (nightshade) flowers in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Back lit acacia leaf in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Powderpuff (Mimosa strigillosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Dakota vervain (Verbena bipinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Yellow garden spider eating a cykada in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Yellow garden spider (Argiope aurantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Uncoiling inflorescence of turnsole (Heliotropium indicum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
 Emerging Snow-on-the-prairie (Euphorbia bicolor) plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Mushrooms Entonaema liquescens on a log in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 A field of wildflowers near Old Washington Town Site Loop Trail of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
 Lepiota mushroom under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Pale Mycena mushrooms under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Mushrooms Mycena corticola on a tree bark in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Underside of some bolete mushroom under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Fungus Chromelosporium carneum on a rotting stick in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Lepista like gilled mushrooms under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Gills of pale Mycena mushrooms under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 White prickly poppy flower on field near Old Washington Town Site Loop Trail of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
 Cross section of some bolete mushroom under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Slime mold Fuligo cinerea on rotting wood in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Mature chanterelle mushrooms Cantharellus quercophilus under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Cap of sordid blewit mushroom (Lepista sordida) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Gills of sordid blewit mushroom (Lepista sordida) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Cross section of sordid blewit mushroom (Lepista sordida) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Texas vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Brazos River from Robinson s Ferry Overlook in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2012
 Golden-gilled gerronema mushrooms (Gerronema strombodes) in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Gills of Clitocella fallax (Rhodocybe fallax) mushroom in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Pond with fog in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Mushrooms Clitocella fallax (Rhodocybe fallax) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Multicolored flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 4, 2012
 Spider web in fog in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Buckeye butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 A road in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 23, 2012
 Lichens in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 25, 2012
 Coreopsis near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 19, 2012
 Orange butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Brown butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 19, 2012
 Spider web in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 23, 2012
 Cardinal butterfly in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 19, 2012
 Young mushrooms Clitocella fallax (Rhodocybe fallax) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Ascomycete mushrooms Hyalorbilia inflatula (Orbilia inflatula)(?) on blackened wood in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Cross section of mushrooms Clitocella fallax (Rhodocybe fallax) under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Back lit flower of buttercup in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Shore of a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 25, 2012
 Grasshopper on rugweed in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Deers at a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2012
 Some back lit leaf in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Tree bark in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Independence Hall in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2012
 Pond shores in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Pond with mist in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Mistletoe on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Sapsucker holes in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Texture of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Salt moth caterpillar in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Spider web near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Sandburs spikelet in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
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