 Young leaves and flower buds of thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young tender leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of poison ivy on hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Flower buds of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Flower buds of Engelmann daisy (Engelmannia pinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Young leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2021
 Prickly flower buds of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Prickly flower buds on a shoot of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Young leaves and flowers of box elder in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Young leaves of thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of mustang grape in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Young leaves of gum Bumelia (Sideroxylon lanuginosum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Young leaves of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Young leaves of Yaupon holly turning yellow in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young leaves of Engelmann s daisy (Engelmannia pinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Oval leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Green leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Glossy young leaves of Chinese jujube (Ziziphus jujuba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Rosette of oval leaves of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Green leaves (with their underside) of ladies-tresses orchid Spiranthes tuberosa or may be S. lacera in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Flower buds of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2023
 Shoot of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Shoots and flowers of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Flower buds of bluebonnet (lupin) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Flower buds of mustang grape in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Flower buds of red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Drying green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis in a juniper forest with oaks, elm and hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Young leaves of purslane (Portulaca)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
 Flower buds of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2022
 Flower buds of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Flower buds of woolly-white (Hymenopappus artemisiaefolius) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2022
 Shoot of squaw-weed (Senecio ampullaceus) with flower buds in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Flower buds of groundsel (butterweed, squaw weed, Senecio) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of elm in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of cypress elm in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young tender leaves of elm(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Young leaves of cypress elm in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Young leaves of pecan(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young tender leaves on a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Tender young leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves on a pecan tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Young tender leaves of Virginia creeper in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Young leaves of pokeweed (Phytolacca americana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Young leaves of winged elm (Ulmus alata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 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 red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Young leaves of eastern poison ivy (Toxicodendron radicans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
 Dry leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 10, 2011
 Leaves of hackberry tree with Asian woolly hackberry aphids Shivaphis celti (Homoptera: Aphididae) and sooty black mold (fungal growth) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Fresh leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Fresh leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Green leaves of ladies-tresses orchid Spiranthes tuberosa or may be Spiranthes lacera var. gracilis under juniper, hackberry and elm trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 16, 2023
 Young tender leaves of rough-leaf dogwood (Cornus drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Young plant of woodland lettuce (Lactuca floridana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Young plant of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Dry leaves of hackberry (Celtis laevigata) on roadside in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 6, 2013
 Tender leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 Young folded leaf of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Flower bud of a thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Sooty black mold fungus on leaves of a hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
 Sooty black mold (fungal growth) on hackberry leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 12, 2020
 Soil pellets among dry leaves of hackberry (Celtis laevigata) on roadside in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 6, 2013
 Leaves of woolly-white (Hymenopappus artemisiaefolius) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Back lit leaves of red buckeye (Aesculus pavia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Texture of some corticioid fungus on a hardwood log (may be elm or hackberry) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Flower buds of giant ragweed (Ambrosia trifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Flower buds of Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
 Leaves of rough-leaf dogwood (Cornus drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Prickly flower buds of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
 Blooming hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 White flower of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 White flower of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2023
 White resupinate polypore mushroom on a fallen hackberry(?) branch in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Small patch of orangish resupinate polypore mushroom on a hackberry log in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Spores of orangish resupinate polypore mushroom from a hackberry log, collected a day before in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 4, 2023
 Some odontoid corticioid fungus with irregular surface on a hardwood log (may be elm or hackberry) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Young brown robust webcap (Cortinarius) mushrooms on a side of a road in juniper forest, with hackberry and other trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 1, 2021
 Flower buds of green milkweed (Antelope horns, asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
 Shoot of hackberry with flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Young leaves of box elder in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
 Shoot with folded leaves of western soapberry (Sapindus saponaria var. drummondii) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Curled leaves of giant ragweed (Ambrosia trifida) under 2,4-D Ester(?) herbicide in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
 Turtle skeleton and a half-rotten horse apple (osage orange) among leaves of hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2012
 Shoot of poison ivy on a hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Shoot of hackberry (Celtis laevigata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Texture of white resupinate polypore mushroom on a fallen branch of hackberry(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Close-up of white resupinate polypore mushroom on a fallen branch of hackberry(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Close-up of small patch of orangish resupinate polypore mushroom on a hackberry log in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 3, 2023
 Flower buds of green milkweed Asclepias viridis on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Young leaves of elderberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Young leaves of poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
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