![](../../pictures/archives/compress/2014/1449/jpeg/04t.jpg) Prickly flowers of Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, July 3, 2014
![](../../pictures/archives/compress/2012/1072/jpeg/22t.jpg) Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, June 22, 2012
![](../../pictures/archives/compress/2014/1447/jpeg/19t.jpg) Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, June 30, 2014
![](../../pictures/archives/compress/2014/1462/jpeg/09t.jpg) Hooker s eryngo (Eryngium hookeri) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
![](../../pictures/archives/compress/2020/2751/jpeg/19t.jpg) Dry flowers of Hooker s eryngo (Eryngium hookeri) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 9, 2020
![](../../pictures/archives/compress/2022/3194/jpeg/29t.jpg) Dried Hooker s eryngo (Eryngium hookeri) near the trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 21, 2022
![](../../pictures/archives/compress/2019/2553/jpeg/07t.jpg) Hooker s eryngo (Eryngium hookeri) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 14, 2019
![](../../pictures/archives/compress/2020/2730/jpeg/17t.jpg) Hooker s eryngo (Eryngium hookeri) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 14, 2020
![](../../pictures/archives/compress/2014/1457/jpeg/18t.jpg) Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, July 15, 2014
![](../../pictures/archives/compress/2014/1449/jpeg/03t.jpg) Flower of Hooker s eryngo (Eryngium hookeri) in Lick Creek Park. College Station, Texas, July 3, 2014
![](../../pictures/archives/compress/2014/1448/jpeg/25t.jpg) Hooker s eryngo (Eryngium hookeri) on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 3, 2014
![](../../pictures/archives/compress/2007/588/jpeg/03t.jpg) White prickly poppy flower on field near Old Washington Town Site Loop Trail of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
![](../../pictures/archives/compress/2020/2699/jpeg/12t.jpg) Yellow flowers of prickly pears (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
![](../../pictures/archives/compress/2020/2740/jpeg/22t.jpg) Dodder (Cuscuta) on Hooker s eryngo (Eryngium hookeri) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020
![](../../pictures/archives/compress/2020/2740/jpeg/20t.jpg) Formerly flooded area overgrown by Hooker s eryngo (Eryngium hookeri) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020
![](../../pictures/archives/compress/2022/3137/jpeg/02t.jpg) Flowers of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
![](../../pictures/archives/compress/2012/1044/jpeg/14t.jpg) Yellow flowers of Prickly pear cactus (Opuntia) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
![](../../pictures/archives/compress/2019/2454/jpeg/13t.jpg) Prickly pear cacti (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2019/2454/jpeg/12t.jpg) Prickly pear cacti and dry trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2008/651/jpeg/16t.jpg) White prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 14, 2008
![](../../pictures/archives/compress/2018/2239/jpeg/25t.jpg) Prickly peas cactus (Opuntia) with yellow Senecio(?) flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 25, 2018
![](../../pictures/archives/compress/2019/2530/jpeg/14t.jpg) Flowers of beebalm (Monarda punctata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
![](../../pictures/archives/compress/2019/2558/jpeg/09t.jpg) White prickly poppy (Argemone albiflora) with katidid in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/02t.jpg) Purple flowers of winged loosestrife (Lythrum alatum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
![](../../pictures/archives/compress/2019/2530/jpeg/18t.jpg) Flowers of Indian blanket (firewheel, Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
![](../../pictures/archives/compress/2022/3179/jpeg/18t.jpg) Prickly seeds of wild carrot (Daucus pusillus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 20, 2022
![](../../pictures/archives/compress/2014/1409/jpeg/04t.jpg) Prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
![](../../pictures/archives/compress/2019/2620/jpeg/06t.jpg) Scaly stippled lichen (Endocarpon pusillum) on a thin layer of soil over exposed limestone rocks overgrown by prickly pears near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
![](../../pictures/archives/compress/2019/2474/jpeg/15t.jpg) Red phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
![](../../pictures/archives/compress/2019/2454/jpeg/04t.jpg) Phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2011/984/jpeg/02t.jpg) Prickly pears in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 16, 2011
![](../../pictures/archives/compress/2022/3156/jpeg/22t.jpg) Pad of prickly pears (Opuntia) with a bug in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 22, 2022
![](../../pictures/archives/compress/2011/989/jpeg/07t.jpg) Prickly pear pad in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
![](../../pictures/archives/compress/2019/2469/jpeg/10t.jpg) Pink phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
![](../../pictures/archives/compress/2019/2474/jpeg/22t.jpg) Pink phlox flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
![](../../pictures/archives/compress/2019/2469/jpeg/26t.jpg) Pink flowers of phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
![](../../pictures/archives/compress/2019/2562/jpeg/20t.jpg) Beeblossom flowers (Gaura) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
![](../../pictures/archives/compress/2008/637/jpeg/23t.jpg) Prickly poppy flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
![](../../pictures/archives/compress/2008/663/jpeg/26t.jpg) White prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
![](../../pictures/archives/compress/2011/989/jpeg/08t.jpg) Prickly pear (Opuntia) pad in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 10, 2011
![](../../pictures/archives/compress/2022/3125/jpeg/07t.jpg) Leaves of prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2022
![](../../pictures/archives/compress/2008/631/jpeg/07t.jpg) White prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2008
![](../../pictures/archives/compress/2012/1000/jpeg/03t.jpg) Pad of prickly pears in a forest in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 8, 2012
![](../../pictures/archives/compress/2012/1046/jpeg/17t.jpg) White prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2012
![](../../pictures/archives/compress/2009/745/jpeg/18t.jpg) White flower of prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
![](../../pictures/archives/compress/2019/2620/jpeg/07t.jpg) Dark crust of scaly stippled lichen (Endocarpon pusillum) on a thin layer of soil over exposed limestone rocks overgrown by prickly pears in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019
![](../../pictures/archives/compress/2019/2454/jpeg/15t.jpg) Blue flowers of spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2022/3179/jpeg/16t.jpg) Dry flowers of phlox in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 20, 2022
![](../../pictures/archives/compress/2007/587/jpeg/20t.jpg) A field of flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
![](../../pictures/archives/compress/2020/2703/jpeg/25t.jpg) Flower of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
![](../../pictures/archives/compress/2009/751/jpeg/02t.jpg) Grasshopper on a white prickly poppy flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2009
![](../../pictures/archives/compress/2014/1466/jpeg/03t.jpg) Prickly peas (Opuntia cactus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2014
![](../../pictures/archives/compress/2022/3132/jpeg/23t.jpg) Prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
![](../../pictures/archives/compress/2019/2460/jpeg/23t.jpg) Flowers of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
![](../../pictures/archives/compress/2019/2460/jpeg/27t.jpg) Planted flowers of mallow family near a museum in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
![](../../pictures/archives/compress/2019/2454/jpeg/03t.jpg) Flowers of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
![](../../pictures/archives/compress/2019/2565/jpeg/14t.jpg) Flowers of Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
![](../../pictures/archives/compress/2019/2562/jpeg/16t.jpg) Flowers of snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
![](../../pictures/archives/compress/2019/2469/jpeg/18t.jpg) Yellow flowers of buttercup (Ranunculus) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
![](../../pictures/archives/compress/2019/2562/jpeg/13t.jpg) Flowers of Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
![](../../pictures/archives/compress/2012/1073/jpeg/04t.jpg) Solanum (nightshade) flowers in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
![](../../pictures/archives/compress/2007/587/jpeg/21t.jpg) A field of yellow flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
![](../../pictures/archives/compress/2012/1073/jpeg/03t.jpg) Solanum (nightshade) flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
![](../../pictures/archives/compress/2020/2729/jpeg/03t.jpg) Blue Ruellia flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
![](../../pictures/archives/compress/2022/3133/jpeg/04t.jpg) Dry pad skeleton of prickly pear cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
![](../../pictures/archives/compress/2014/1454/jpeg/09t.jpg) White prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
![](../../pictures/archives/compress/2020/2662/jpeg/16t.jpg) Dry pad skeleton of prickly pears cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 13, 2020
![](../../pictures/archives/compress/2018/2244/jpeg/02t.jpg) White prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
![](../../pictures/archives/compress/2008/662/jpeg/24t.jpg) Young katydid on white prickly poppy in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
![](../../pictures/archives/compress/2014/1408/jpeg/21t.jpg) Prickly seeds of Hedge Parsley (Torilis arvensis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
![](../../pictures/archives/compress/2018/2239/jpeg/23t.jpg) Pads of prickly peas cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 25, 2018
![](../../pictures/archives/compress/2022/3195/jpeg/08t.jpg) Dry skeleton of prickly peas cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 22, 2022
![](../../pictures/archives/compress/2018/2248/jpeg/08t.jpg) White prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 21, 2018
![](../../pictures/archives/compress/2008/637/jpeg/21t.jpg) Prickly poppy flower with immature katydid in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
![](../../pictures/archives/compress/2022/3137/jpeg/01t.jpg) White prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
![](../../pictures/archives/compress/2011/936/jpeg/18t.jpg) Blooming prickly pears cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 30, 2011
![](../../pictures/archives/compress/2020/2654/jpeg/07t.jpg) Skeleton of a dry pad of prickly pears cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2020
![](../../pictures/archives/compress/2012/1044/jpeg/11t.jpg) White prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
![](../../pictures/archives/compress/2024/3480/jpeg/02t.jpg) Skeleton of a dry pad of prickly pears cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
![](../../pictures/archives/compress/2012/1064/jpeg/10t.jpg) White prickly poppy (Argemone albiflora) with a katydid in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
![](../../pictures/archives/compress/2019/2572/jpeg/02t.jpg) Flowers of Morning glory (tievine, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
![](../../pictures/archives/compress/2019/2565/jpeg/19t.jpg) Pink flowers of creeping beggarweed (Desmodium incanum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
![](../../pictures/archives/compress/2019/2565/jpeg/20t.jpg) Resette of leaves and small white flowers of a plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
![](../../pictures/archives/compress/2012/1074/jpeg/23t.jpg) Ovary of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 1, 2012
![](../../pictures/archives/compress/2023/3334/jpeg/30t.jpg) Purplish pads of a prickly pear cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2018/2244/jpeg/12t.jpg) Blooming white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
![](../../pictures/archives/compress/2023/3335/jpeg/03t.jpg) Basal leaves of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
![](../../pictures/archives/compress/2022/3195/jpeg/07t.jpg) Rusty pads of prickly peas cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 22, 2022
![](../../pictures/archives/compress/2022/3137/jpeg/04t.jpg) Blooming white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 24, 2022
![](../../pictures/archives/compress/2022/3132/jpeg/21t.jpg) Flower of prickly poppy (Argemone albiflora) with a beetle in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
![](../../pictures/archives/compress/2013/1318/jpeg/16t.jpg) Pads of prickly pear cactus on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 27, 2013
![](../../pictures/archives/compress/2024/3480/jpeg/03t.jpg) Texture of a pad skeleton of prickly pear cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
![](../../pictures/archives/compress/2008/679/jpeg/12t.jpg) Heart shaped leaf of greenbrier (prickly-ivy, smilax) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2008
![](../../pictures/archives/compress/2024/3480/jpeg/10t.jpg) Leaves of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
![](../../pictures/archives/compress/2023/3357/jpeg/14t.jpg) Young leaves of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2009/745/jpeg/24t.jpg) Young shoot of greenbrier vine (prickly-ivy, smilax, sarsaparilla) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
![](../../pictures/archives/compress/2024/3457/jpeg/21t.jpg) Seedling of white prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 7, 2024
![](../../pictures/archives/compress/2024/3469/jpeg/05t.jpg) Rosette of leaves of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 7, 2024
![](../../pictures/archives/compress/2022/3133/jpeg/05t.jpg) Texture of a pad skeleton of prickly pear cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 17, 2022
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