 Field of lupin and paintbrush flowers in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Flowers of Indian paintbrush (Castilleja indivisa) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Indian paintbrush flower in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, March 22, 2008
 Bluebonnet and paintbrush flowers in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Late flower of Indian paintbrush near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Field of bluebonnet and paintbrush flowers in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Flowers of Indian paintbrush in dew with cut-off funnel-like red-tipped calyx in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Indian paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Indian paintbrush (Castilleja indivisa) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 21, 2009
 Red flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Field of bluebonnets and paintbrush flowers at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Upper view of Indian paintbrush (Castilleja indivisa) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Deformed leaves and flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Field of bluebonnets and paintbrush flowers in mist at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Bluebonnet and paintbrush flowers in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Late blooming Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts and cut-off funnel-like red-tipped calyx in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Indian paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Lemon Indian paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Katydid on Indian paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Indian paintbrush in morning dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Indian paintbrush plants in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Yellow and pink Indian paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Late blooming Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts and cut-off funnel-like red-tipped calyx on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2008
 Red flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Late blooming Indian paintbrush (Castilleja indivisa) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
 Indian paintbrush in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 26, 2010.
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Indian paintbrush (Castilleja indivisa) and bluebonnets in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 21, 2009
 Yellow and red Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
 Close-up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
 Paintbrush and bluebonnet in morning dew near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Orange Indian paintbrush (Castilleja indivisa) with oval bright-reddish pink flower leaf bracts and cut-off funnel-like red-tipped calyx in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Bluebonnet flowers in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, March 28, 2008
 Grass and paintbrush in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Paintbrush flower in morning dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2008
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Late blooming Indian paintbrush in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2023
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 21, 2018
 Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2022
 Indian paintbrush and bull nettle in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
 Bluebonnet (Lupinus) and Indian paintbrush in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2022
 Small bluets (Hedyotis crassifolia) flowers in Washington-on-the-Brazos State Historic Site, on Loop Trail. Washington, Texas, March 28, 2008
 Close up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Yellow and red Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2022
 Blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Yellow Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Close up of Indian paintbrush (Castilleja indivisa) 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, April 12, 2018
 Flower of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Close-up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Bluebonnets and paintbrush flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 25, 2018
 Closed flowers of Antelope horns milkweed with a hairy seed in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Late blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 4, 2020
 Flower head of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Orange-colored Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
 Yellow and white flower of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Late blooming Indian paintbrush (Castilleja indivisa) with freeze in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
 Bluebonnet flowers in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Red paintbrush at sunrise in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Paintbrush with a spider in morning dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Parts of paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Red paintbrush at sunrise with a katydid in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2008
 Bluebonnet and showy primrose flowers in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Young katydid on paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Yellow lemon paintbrush flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
 Green flowers of Zizotes milkweed (Asclepias oenotheroides) near Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2008
 Opening flowers of Green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site, near Loop Trail. Washington, Texas, April 5, 2008
 Flower buds of bluebonnet (lupin) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
 Mexican hat (Ratibida columnaris) cylindrical flowerhead with dark red-purple disk flowers and yellow and brown ray flowers on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Indian blanket (Gaillardia pulchella) flower with dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
 Squaw-weed flowers in Washington-on-the-Brazos Historic Site. Washington, Texas, March 30, 2008
 Spiderwort flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
 Pink phlox flowers in Washington-on-the-Brazos Historic Site. Washington, Texas, March 30, 2008
 Field of flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
 Antelope horns milkweed (Asclepias viridis) in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Indian blanket (Gaillardia pulchella, firewheel) flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
 Opening flower of Antelope horns milkweed (Asclepias viridis) in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
 Bull nettle (mala mujer, Cnidoscolus texanus) flowers in Washington-on-the-Brazos Historic Site. Washington, Texas, March 30, 2008
 Flowers of Indian blanket (firewheel, Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Flowers of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Bluebonnets at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Poison ivy near Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Field of bluebonnets at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Field of wildflowers at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Wildflowers in mist at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Field of wildflowers in mist at Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Old Washington Town Site Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2009
 Texas dandelion flower in Washington-on-the-Brazos Historic Site, near Loop trail. Washington, Texas, March 30, 2008
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