 Undiscovered section of Washington Cemetery overgrown by jungles. Washington, Texas, November 25, 2012
 Winter rosette of thistle in Washington Cemetery. Washington, Texas, December 8, 2012
 Gates of Washington Cemetery in fog. Washington, Texas, December 2, 2012
 Tombs of Washington Cemetery in fog. Washington, Texas, December 8, 2012
 Washington Cemetery in fog. Washington, Texas, December 2, 2012
 Washington Cemetery in fog. Washington, Texas, December 8, 2012
 Spider web in fog in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 25, 2012
 Some dry plants near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Dry sumpweed (Iva annua) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 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
 Spider web near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Shore of a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 25, 2012
 Gnarl on a dead tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Grasshopper on a tree trunk in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Freeze on bluebonnet (Lupinus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Close up of a grasshopper on a tree trunk in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Horse apples (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Close up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Horse apple (osage orange) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2012
 Freeze on dewberry and marsh grasses near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Texture of bark of hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Freeze on balloon vine (Cardiospermum halicacabum) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Freeze on dry fragrant flatsedge (Cyperus odoratus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Warty texture of bark of hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Late blooming Dakota vervain (Verbena bipinnatifida) with freeze in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Late blooming Indian paintbrush (Castilleja indivisa) with freeze in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Cross section of sordid blewit mushrooms (Lepista sordida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 26, 2023
 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
 Cross section of chanterelle mushrooms Cantharellus quercophilus in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 7, 2021
 Overgrown tomb of S. M. S. Aldridge in Washington Cemetery. Washington, Texas, December 8, 2019
 Winter rosette of sow thistle in dew in Washington Cemetery. Washington, Texas, January 26, 2013
 Sear shells on a tomb in Washington Cemetery. Washington, Texas, January 26, 2013
 Rosette of leaves of some plant in Washington Cemetery. Washington, Texas, January 7, 2024
 Heavy Christmas decorations in Washington Cemetery. Washington, Texas, December 8, 2019
 Tombs and oak silhouettes in mist in Washington Cemetery. Washington, Texas, December 8, 2019
 Rosette of leaves of a buttercup(?) in Washington Cemetery. Washington, Texas, January 7, 2024
 Crumbling brick tomb in Washington Cemetery. Washington, Texas, December 8, 2019
 Winter rosette of sow thistle in Washington Cemetery. Washington, Texas, January 26, 2013
 Heart shaped tombstones in Washington Cemetery. Washington, Texas, July 8, 2018
 Remains of tombs in Washington Cemetery. Washington, Texas, January 26, 2013
 Tombs near Washington Cemetery Road. Washington, Texas, February 3, 2008
 Overgrown tombs in Washington Cemetery. Washington, Texas, July 8, 2018
 Old brick tomb in Washington Cemetery. Washington, Texas, December 8, 2019
 Unmarked tombstones in Washington Cemetery. Washington, Texas, July 8, 2018
 Marble tombstone in Washington Cemetery. Washington, Texas, January 26, 2013
 Chanterelle mushrooms Cantharellus quercophilus with cross section under small elm and oak trees in area of Old Washington Town Site in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 7, 2021
 Houston Meadow-rue (Thalictrum texanum) in dew in Washington Cemetery. Washington, Texas, January 5, 2020
 Shoot of bedstraw (Galium) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 24, 2021
 Annual trampweed (Facelis retusa) in Washington Cemetery. Washington, Texas, March 27, 2019
 Houston Meadow-rue (Thalictrum texanum) in dew in Washington Cemetery. Washington, Texas, March 27, 2019
 Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 5, 2020
 Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 7, 2024
 Houston Meadow-rue (Thalictrum texanum) on a tomb in Washington Cemetery. Washington, Texas, January 7, 2024
 Close-up of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Houston meadow-rue (Thalictrum texanum) in dew in Washington Cemetery. Washington County, Texas, January 30, 2022
 Leaves Houston Meadow-rue (Thalictrum texanum) in dew in Washington Cemetery. Washington, Texas, January 7, 2024
 Carpet of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Various lichens covering statue of Virgin Mary in Washington Cemetery. Washington, Texas, December 8, 2019
 Winter rosette of sow thistle (Sonchus oleraceus) in Washington Cemetery. Washington, Texas, January 7, 2024
 Blooming Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Leaves of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Old tombs in Washington Cemetery. Washington, Texas, January 26, 2013
 Old tombs in Washington Cemetery. Washington, Texas, July 8, 2018
 Old tombstones in Washington Cemetery. Washington, Texas, December 8, 2019
 Oak and tombs in fog in Washington Cemetery. Washington, Texas, December 8, 2019
 Oak silhouette in fog in Washington Cemetery. Washington, Texas, December 8, 2019
 Oak and a tuxedo cat in fog in Washington Cemetery. Washington, Texas, December 8, 2019
 A tree in Washington Cemetery. Washington, Texas, January 26, 2013
 Washington Cemetery Road. Washington, Texas, January 26, 2013
 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
 Houston meadow-rue (Thalictrum texanum) with frost in Washington Cemetery. Washington County, Texas, January 30, 2022
 Some pale green crustose lichen on a marble tomb in Washington Cemetery. Washington, Texas, January 12, 2019
 Carpet of leaves of Carolina ponysfoot (Dichondra carolinensis) in Washington Cemetery. Washington, Texas, January 7, 2024
 Stone statue of Virgin Mary with fruticose lichens in Washington Cemetery. Washington, Texas, December 8, 2019
 Male flowers of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Leaves of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Fresh leaves of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 7, 2024
 Close-up of male flowers of Houston Meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington, Texas, January 18, 2020
 Staminate flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston Meadow-rue (Thalictrum texanum) with field madder near the border in Washington Cemetery. Washington, Texas, March 27, 2019
 Male flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston Meadow-rue (Thalictrum texanum) with yellow star-grass in Washington Cemetery. Washington, Texas, March 27, 2019
 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
 Pollen of Houston meadow-rue (Thalictrum texanum) under a microscope, collected in Washington Cemetery. Washington County, Texas, January 30, 2022
 Houston Meadow-rue (Thalictrum texanum) that looks as maiden hair fern near the bordering bushes in Washington Cemetery. Washington, Texas, March 27, 2019
 Fruits of Houston Meadow-rue (Thalictrum texanum) in open area left from the gate in Washington Cemetery. Washington, Texas, March 27, 2019
 Houston Meadow-rue (Thalictrum texanum) that looks as maiden hair fern near the bordering bushes in Washington Cemetery. Washington, Texas, January 5, 2020
 Tiny purple female flowers of Houston meadow-rue (Thalictrum texanum) in Washington Cemetery. Washington County, Texas, January 30, 2022
 Golden eye lichen (Teloschistes chrysophthalmus) on a stone chest of Virgin Mary statue in Washington Cemetery. Washington, Texas, December 8, 2019
 Leaf and seeds of Houston Meadow-rue (Thalictrum texanum) in open area left from the gate in Washington Cemetery. Washington, Texas, March 27, 2019
 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
 Male flowers and fruits of Houston Meadow-rue (Thalictrum texanum) in open area left from the gate in Washington Cemetery. Washington, Texas, March 27, 2019
 Pollen grains in iodine solution of Houston meadow-rue (Thalictrum texanum) under a microscope, collected in Washington Cemetery. Washington County, Texas, January 30, 2022
 Leaves, flowers and fruits of Houston Meadow-rue (Thalictrum texanum) in open area left from the gate in Washington Cemetery. Washington, Texas, March 27, 2019
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