 Catkins on a large oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Accumulation of elm catkins near ant burrows in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Elm catkins collected by ants under a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Close up of elm catkins collected by ants under a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Phaeophyscia lichen on a large huisache (acacia) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Close up of Phaeophyscia lichen on a large huisache (acacia) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Catkins on oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Oak catkins in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves and catkins on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Catkins and young leaves of oak near Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2022
 Phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Blooming phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Pink phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Spiderwort (tradescantia) on a meadow in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Huisache (Acacia) trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Blue spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Winter rosette of a plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 View of FM 1155 road from Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Fringe lichen Heterodermia on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Small Nolanea mushroom on a meadow in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Medallion lichen Dirinaria confusa on an oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Prickly pear cacti and dry trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Blue flowers of spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Prickly pear cacti (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Fruticous lichens on a small tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Blooming redbud tree (Cercis canadensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flower of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Medallion lichen (Dirinaria confusa) on an oak(?) branch in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Saucer lichen Ochrolechia pallescens on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Medallion lichen Dirinaria confusa on an old tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Texture of medallion lichen Dirinaria confusa on an oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Gills of a small Nolanea mushroom on a meadow in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Close up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Phaeophyscia lichen on a drying bush of huisache in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Medallion lichen Dirinaria confusa on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Sunken bloodspot lichen (Haematomma persoonii) on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Green patch of Phaeophyscia lichen on an almost dry bush of huisache in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flowers and young leaves of redbud tree (Cercis canadensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Hygroscopic earthstar mushrooms (Astraeus hygrometricus) on a field near oaks in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Perforated ruffle lichen (Parmotrema perforatum) on a fallen oak twig in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Heartleaf nettle (ortiguilla, Urtica chamaedryoides) in a former pond area in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Large oak tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Large spider in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
 Cockleshell mushrooms Lentinellus castoreus on an oak log in red cedar forest Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2020
 Large Milkweed Bug (Oncopeltus fasciatus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Fallen acorns from a large red oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 20, 2024
 Blooming heartleaf nettle (ortiguilla, Urtica chamaedryoides) in a former pond area in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Large shoot of thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Large winter rosette of thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Bark at the base of large black willow tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
 Milkcap mushrooms Lactarius subserifluus under large trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Entrance hole of a large mound of red harvester ants (Pogonomyrmex barbatus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Some small Gymnopus(?) mushrooms growing in large numbers in grass in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 8, 2018
 Red buckeye (Southern buckeye, Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flowers of red buckeye (Southern buckeye, Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Large water drops (guttation) on some resupinate polypore mushroom on underside of an oak log in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 6, 2021
 Entrance hole of a large sand mound of red harvester ants (Pogonomyrmex barbatus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2009
 Young leaves of red buckeye (Southern buckeye, Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flower buds of red buckeye (Southern buckeye, Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Melogramma gyrosum (Endothia gyrosa, Amphilogia gyrosa) fungus on an oak branch in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Large shoot of bull nettle (Cnidoscolus texanus) in shade under live oaks in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Large pores of polypore mushrooms Trametes villosa on a fallen twig of easten red cedar in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 27, 2020
 Large flower of showy evening primrose (Oenothera speciosa) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Melogramma gyrosum (Endothia gyrosa, Amphilogia gyrosa) fungus on an drying branch of "Liberty Oak" in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Red phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Mistletoe berries in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2019
 Bluebonnet (Lupinus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Sunflower (Helianthus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 27, 2019
 Spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Flower of dewberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Dayflower (Commelina) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Shoot of cedar elm in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Blooming dayflower (Commelina) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Winter rosette of a thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
 Pink spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Pink phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Buttercup (Ranunculus) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Rosy corticioid fungus on an oak log in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2019
 Beeblossom flowers (Gaura) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Small Dirinaria lichen in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Back lit shoot of cedar elm in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Close up of masses of millipedes in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Leaves of Mimosa strigillosa in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Beebalm (Monarda punctata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Pink phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Dirinaria(?) lichen on hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Pink flowers of phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Dirinaria lichen with apothecia in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Petals of sunflower (Helianthus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 27, 2019
 Nymph of large milkweed bug (Oncopeltus fasciatus) on milkweed seeds in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 Underside of polypore mushrooms Gloeophyllum striatum or may be Trametes acuta on a dry fallen branch of a large Huisache tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Texture of polypore mushrooms Gloeophyllum striatum or may be Trametes acuta on a dry fallen branch of a large Huisache tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Caps of polypore mushrooms Gloeophyllum striatum or may be Trametes acuta on a dry fallen branch of a large Huisache tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 24, 2021
 Large milkweed bug (Oncopeltus fasciatus) on Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
 Young leaf of Virginia creeper in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
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