![](../../pictures/archives/compress/2020/2699/jpeg/17t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2022/3146/jpeg/21t.jpg) Mexican hat (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
![](../../pictures/archives/compress/2018/2254/jpeg/01t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 2, 2018
![](../../pictures/archives/compress/2018/2263/jpeg/02t.jpg) Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 20, 2018
![](../../pictures/archives/compress/2009/741/jpeg/24t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2009
![](../../pictures/archives/compress/2008/644/jpeg/14t.jpg) Two Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 18, 2008
![](../../pictures/archives/compress/2022/3146/jpeg/19t.jpg) Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
![](../../pictures/archives/compress/2014/1408/jpeg/14t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
![](../../pictures/archives/compress/2012/1044/jpeg/08t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
![](../../pictures/archives/compress/2018/2263/jpeg/05t.jpg) Mexican hat flowers (Ratibida columnifera) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 20, 2018
![](../../pictures/archives/compress/2014/1409/jpeg/01t.jpg) Yellow Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
![](../../pictures/archives/compress/2012/1044/jpeg/09t.jpg) Mexican hat flower (Ratibida columnifera) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
![](../../pictures/archives/compress/2014/1408/jpeg/25t.jpg) Orange Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
![](../../pictures/archives/compress/2018/2248/jpeg/05t.jpg) Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 21, 2018
![](../../pictures/archives/compress/2024/3537/jpeg/19t.jpg) Field of Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 15, 2024
![](../../pictures/archives/compress/2009/745/jpeg/23t.jpg) Cylindrical part of a flower of Mexican hat (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
![](../../pictures/archives/compress/2022/3109/jpeg/13t.jpg) Leaves of Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
![](../../pictures/archives/compress/2018/2263/jpeg/03t.jpg) Dark colored Mexican hat flowers (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 20, 2018
![](../../pictures/archives/compress/2008/637/jpeg/20t.jpg) Long, cone-shaped receptacle of Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
![](../../pictures/archives/compress/2008/663/jpeg/22t.jpg) Yellow color variant of Mexican hat flower (Ratibida columnifera) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
![](../../pictures/archives/compress/2020/2809/jpeg/14t.jpg) Blooming Mexican hat flower (Ratibida columnaris) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
![](../../pictures/archives/compress/2020/2698/jpeg/09t.jpg) Mexican hat flowers (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2020/2698/jpeg/12t.jpg) Mexican hat flower (Ratibida columnaris) with a caterpillar in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2020/2809/jpeg/13t.jpg) Mexican hat flower (Ratibida columnaris) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
![](../../pictures/archives/compress/2020/2698/jpeg/13t.jpg) Mexican hat flowers (Ratibida columnaris) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2010/861/jpeg/17t.jpg) Mexican hat flowers (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2010
![](../../pictures/archives/compress/2010/858/jpeg/06t.jpg) Mexican hat flowers (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
![](../../pictures/archives/compress/2010/858/jpeg/07t.jpg) Flower head of Mexican hat (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
![](../../pictures/archives/compress/2008/648/jpeg/08t.jpg) Cylindrical flowerhead of Mexican hat (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
![](../../pictures/archives/compress/2023/3339/jpeg/16t.jpg) Basal leaves of Mexican hat (Ratibida columnaris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2021/3013/jpeg/03t.jpg) Mexican hat flower (Ratibida columnaris) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 27, 2021
![](../../pictures/archives/compress/2008/663/jpeg/24t.jpg) 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
![](../../pictures/archives/compress/2020/2699/jpeg/13t.jpg) Blooming firewheel (Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2020/2662/jpeg/08t.jpg) Blooming bluebonnet (Lupinus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
![](../../pictures/archives/compress/2020/2747/jpeg/17t.jpg) Blooming rustweed (Polypremum procumbens) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 2, 2020
![](../../pictures/archives/compress/2020/2803/jpeg/05t.jpg) Blooming smartweed (Persicaria, Polygonum) in a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2020
![](../../pictures/archives/compress/2020/2654/jpeg/14t.jpg) Blooming stemless spiderwort (Tradescantia subacaulis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2020
![](../../pictures/archives/compress/2020/2754/jpeg/11t.jpg) Blooming Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
![](../../pictures/archives/compress/2020/2754/jpeg/13t.jpg) Blooming rattlebush (Sesbania drummondii) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
![](../../pictures/archives/compress/2020/2736/jpeg/17t.jpg) Late blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 4, 2020
![](../../pictures/archives/compress/2020/2754/jpeg/18t.jpg) Blooming foxtail millet grass (Setaria italica) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
![](../../pictures/archives/compress/2020/2754/jpeg/15t.jpg) Blooming johnsongrass (Sorghum halepense) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
![](../../pictures/archives/compress/2008/644/jpeg/12t.jpg) Mexican hat flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 18, 2008
![](../../pictures/archives/compress/2020/2814/jpeg/19t.jpg) Blooming creeping lovegrass (Eragrostis reptans) in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 12, 2020
![](../../pictures/archives/compress/2008/641/jpeg/17t.jpg) Two Mexican hat flowers grown together in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
![](../../pictures/archives/compress/2008/644/jpeg/13t.jpg) Group of Mexican hat flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 18, 2008
![](../../pictures/archives/compress/2008/663/jpeg/23t.jpg) Mexican hat flowers at sunrise in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
![](../../pictures/archives/compress/2020/2675/jpeg/18t.jpg) Blooming green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
![](../../pictures/archives/compress/2008/663/jpeg/20t.jpg) Mexican hat flower with a bee on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
![](../../pictures/archives/compress/2010/866/jpeg/23t.jpg) Young grasshopper on Mexican hat flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 5, 2010
![](../../pictures/archives/compress/2020/2809/jpeg/17t.jpg) Late blooming Indian paintbrush (Castilleja indivisa) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
![](../../pictures/archives/compress/2024/3537/jpeg/18t.jpg) Field of black eyed susan and Mexican hat flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 15, 2024
![](../../pictures/archives/compress/2007/588/jpeg/01t.jpg) Mexican Hat wildflower near a loop trail in northern part of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
![](../../pictures/archives/compress/2007/587/jpeg/26t.jpg) Mexican Hat wildflowers on roadside of loop trail in northern part of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
![](../../pictures/archives/compress/2008/641/jpeg/16t.jpg) Golden headed weevil (Compsus auricephalus) snout beetle on Mexican hat flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 10, 2008
![](../../pictures/archives/compress/2020/2742/jpeg/24t.jpg) Blooming Zizotes milkweed (Hierba de Zizotes, Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
![](../../pictures/archives/compress/2020/2642/jpeg/14t.jpg) 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
![](../../pictures/archives/compress/2010/856/jpeg/17t.jpg) Blooming poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 1, 2010
![](../../pictures/archives/compress/2010/844/jpeg/22t.jpg) Blooming plum(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 19, 2010.
![](../../pictures/archives/compress/2008/648/jpeg/04t.jpg) Blooming magnolia tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
![](../../pictures/archives/compress/2022/3137/jpeg/08t.jpg) Blooming poison ivy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
![](../../pictures/archives/compress/2021/2888/jpeg/08t.jpg) Blooming hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2021/2888/jpeg/03t.jpg) Blooming oak tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2019/2444/jpeg/19t.jpg) Blooming phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
![](../../pictures/archives/compress/2021/2914/jpeg/26t.jpg) Blooming mulberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2021
![](../../pictures/archives/compress/2021/2914/jpeg/22t.jpg) Some blooming grass in prairie in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2021
![](../../pictures/archives/compress/2019/2565/jpeg/09t.jpg) Blooming dayflower (Commelina) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
![](../../pictures/archives/compress/2023/3382/jpeg/29t.jpg) Blooming thistle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2023
![](../../pictures/archives/compress/2022/3119/jpeg/06t.jpg) Blooming black cherry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2022
![](../../pictures/archives/compress/2012/1101/jpeg/17t.jpg) Some blooming plant near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
![](../../pictures/archives/compress/2023/3382/jpeg/28t.jpg) Blooming Engelmann s daisy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2023
![](../../pictures/archives/compress/2008/623/jpeg/21t.jpg) Spiderwort (tradescantia) blooming in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2008
![](../../pictures/archives/compress/2021/2914/jpeg/27t.jpg) Blooming mulberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2021
![](../../pictures/archives/compress/2022/3103/jpeg/11t.jpg) Blooming sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 30, 2022
![](../../pictures/archives/compress/2021/2881/jpeg/21t.jpg) Blooming sand phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
![](../../pictures/archives/compress/2023/3357/jpeg/08t.jpg) Blooming bluebonnet (Lupinus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2019/2530/jpeg/15t.jpg) Blooming beebalm (Monarda punctata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
![](../../pictures/archives/compress/2022/3146/jpeg/22t.jpg) Blooming spotted beebalm (Monarda punctata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
![](../../pictures/archives/compress/2021/2996/jpeg/13t.jpg) Blooming sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
![](../../pictures/archives/compress/2014/1454/jpeg/18t.jpg) Late blooming Indian paintbrush in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
![](../../pictures/archives/compress/2021/2881/jpeg/09t.jpg) Blooming hairy spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
![](../../pictures/archives/compress/2021/3003/jpeg/09t.jpg) Blooming Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 8, 2021
![](../../pictures/archives/compress/2021/2889/jpeg/04t.jpg) Blooming green milkweed (Asclepias viridis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2021/2996/jpeg/07t.jpg) Blooming violet ruella (Ruellia nudiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
![](../../pictures/archives/compress/2018/2235/jpeg/05t.jpg) Blooming redbud tree (Cercis canadensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 11, 2018
![](../../pictures/archives/compress/2021/2888/jpeg/13t.jpg) Blooming squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
![](../../pictures/archives/compress/2008/667/jpeg/18t.jpg) Blooming rattlebush (Sesbania drummondii) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 30, 2008
![](../../pictures/archives/compress/2012/1046/jpeg/14t.jpg) Blooming Bull Nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2012
![](../../pictures/archives/compress/2022/3252/jpeg/09t.jpg) Blooming Johnson grass (Sorghum halepense) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
![](../../pictures/archives/compress/2021/2909/jpeg/23t.jpg) Blooming mustang grape (Vitis mustangensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
![](../../pictures/archives/compress/2022/3119/jpeg/10t.jpg) Blooming squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2022
![](../../pictures/archives/compress/2019/2454/jpeg/01t.jpg) Blooming redbud tree (Cercis canadensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2022/3133/jpeg/17t.jpg) Blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
![](../../pictures/archives/compress/2018/2244/jpeg/14t.jpg) Blooming bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
![](../../pictures/archives/compress/2018/2244/jpeg/29t.jpg) Blooming Japanese honeysuckle (Lonicera japonica) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
![](../../pictures/archives/compress/2012/1049/jpeg/14t.jpg) Lemon beebalm (Monarda citriodora) blooming near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 4, 2012
![](../../pictures/archives/compress/2021/2880/jpeg/10t.jpg) Blooming redbud tree (Cercis canadensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 14, 2021
![](../../pictures/archives/compress/2023/3357/jpeg/06t.jpg) Blooming Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2023/3373/jpeg/17t.jpg) Blooming bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
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