![](../../pictures/archives/compress/2019/2528/jpeg/23t.jpg) Close up of hairy Ruellia (Ruellia humilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2528/jpeg/19t.jpg) Flower of hairy Ruellia (Ruellia humilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2528/jpeg/10t.jpg) Hairy Ruellia (Ruellia humilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/04t.jpg) Hairy Ruellia (Ruellia humilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2528/jpeg/20t.jpg) Blooming hairy Ruellia (Ruellia humilis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2021/3008/jpeg/04t.jpg) Close-up of a flower of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
![](../../pictures/archives/compress/2019/2528/jpeg/24t.jpg) Hairy Ruellia (Ruellia humilis) in a pine forest on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2021/3002/jpeg/24t.jpg) Flower of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2021/3019/jpeg/29t.jpg) Flower of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2021/3001/jpeg/06t.jpg) Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2021/3019/jpeg/28t.jpg) Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2021/3008/jpeg/01t.jpg) Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
![](../../pictures/archives/compress/2021/2994/jpeg/07t.jpg) Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
![](../../pictures/archives/compress/2021/3002/jpeg/22t.jpg) Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2021/3008/jpeg/02t.jpg) Flowers of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
![](../../pictures/archives/compress/2021/2994/jpeg/10t.jpg) Flowers of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
![](../../pictures/archives/compress/2021/3001/jpeg/08t.jpg) Flowers of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2020/2744/jpeg/07t.jpg) Flower of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
![](../../pictures/archives/compress/2022/3172/jpeg/29t.jpg) Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
![](../../pictures/archives/compress/2020/2738/jpeg/21t.jpg) Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
![](../../pictures/archives/compress/2020/2744/jpeg/02t.jpg) Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
![](../../pictures/archives/compress/2020/2738/jpeg/23t.jpg) Blooming hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
![](../../pictures/archives/compress/2020/2738/jpeg/22t.jpg) Flowers of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
![](../../pictures/archives/compress/2014/1456/jpeg/05t.jpg) Ruellia flower on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 13, 2014
![](../../pictures/archives/compress/2014/1456/jpeg/19t.jpg) Flower of Ruellia nudiflora on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 13, 2014
![](../../pictures/archives/compress/2014/1410/jpeg/18t.jpg) Flower of violet ruella (Ruellia nudiflora) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
![](../../pictures/archives/compress/2014/1456/jpeg/18t.jpg) Ruellia nudiflora on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 13, 2014
![](../../pictures/archives/compress/2012/1062/jpeg/25t.jpg) Violet ruella (Ruellia nudiflora) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
![](../../pictures/archives/compress/2014/1410/jpeg/17t.jpg) Violet ruella (Ruellia nudiflora) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
![](../../pictures/archives/compress/2020/2691/jpeg/30t.jpg) Flower of Ruellia and resurrection fern on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2020
![](../../pictures/archives/compress/2019/2529/jpeg/29t.jpg) Close up of a flower of Butterfly pea (Centrosema virginianum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/28t.jpg) Close up of a flower of Pigeon wings (Clitoria mariana) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2010/860/jpeg/19t.jpg) Violet ruella (Ruellia caroliniensis) flower on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
![](../../pictures/archives/compress/2019/2529/jpeg/03t.jpg) Close up of a flower of shrubby water-primrose (Ludwigia octovalvis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2013/1230/jpeg/15t.jpg) Small flower ruellia (Ruellia caroliniensis) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
![](../../pictures/archives/compress/2010/860/jpeg/20t.jpg) Violet ruella (Ruellia caroliniensis) flower with water drops on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
![](../../pictures/archives/compress/2019/2560/jpeg/23t.jpg) Mexican petunia (Ruellia simplex, Ruellia brittoniana) near a creek in Bee Creek Park. College Station, Texas, August 22, 2019
![](../../pictures/archives/compress/2019/2560/jpeg/24t.jpg) Flowers of Mexican petunia (Ruellia simplex, Ruellia brittoniana) near a creek in Bee Creek Park. College Station, Texas, August 22, 2019
![](../../pictures/archives/compress/2022/3150/jpeg/16t.jpg) Wild petunia (Ruellia) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 12, 2022
![](../../pictures/archives/compress/2020/2691/jpeg/31t.jpg) Blooming Ruellia on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2020
![](../../pictures/archives/compress/2015/1589/jpeg/10t.jpg) Flower of Mexican petunia (Ruellia simplex, Ruellia brittoniana) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, May 3, 2015
![](../../pictures/archives/compress/2022/3136/jpeg/21t.jpg) Wild petunia (Ruellia) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
![](../../pictures/archives/compress/2015/1589/jpeg/13t.jpg) Back lit flower of Mexican petunia (Ruellia simplex, Ruellia brittoniana) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, May 3, 2015
![](../../pictures/archives/compress/2014/1410/jpeg/08t.jpg) Hairy flower of Spiderwort (Tradescantia) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
![](../../pictures/archives/compress/2019/2529/jpeg/08t.jpg) Close up of dayflower (Commelina) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2024/3623/jpeg/17t.jpg) Wild petunia (Ruellia caroliniensis(?)) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2024
![](../../pictures/archives/compress/2019/2528/jpeg/21t.jpg) Winecup flower (Callirhoe) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/22t.jpg) Flower of butterfly pea (Centrosema virginianum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/09t.jpg) Pink flower of winecup (Callirhoe) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/06t.jpg) Close up of fibrecap mushrooms (Mallocybe or Inocybe) in a pine forest on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/20t.jpg) Flower of Pigeon wings (Clitoria mariana) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/02t.jpg) Green passion flower (Passiflora lutea) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2528/jpeg/15t.jpg) Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/03t.jpg) Flowers of green passion flower (Passiflora lutea) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2528/jpeg/18t.jpg) Flower of shrubby water-primrose (Ludwigia octovalvis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/22t.jpg) Back lit flower of Pigeon wings (Clitoria mariana) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/17t.jpg) Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2018/2264/jpeg/19t.jpg) Close up of hairy polypore mushrooms Hexagonia hydnoides (Cerrena hydnoides) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 23, 2018
![](../../pictures/archives/compress/2019/2529/jpeg/01t.jpg) Yellow flower of shrubby water-primrose (Ludwigia octovalvis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2010/860/jpeg/25t.jpg) Back lit violet ruella (Ruellia caroliniensis) flowers on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
![](../../pictures/archives/compress/2022/3207/jpeg/13t.jpg) Mexican petunia (Ruellia simplex, Ruellia brittoniana) in the creek in Wolf Pen Creek Park. College Station, Texas, August 8, 2022
![](../../pictures/archives/compress/2020/2741/jpeg/10t.jpg) Mexican petunia (Ruellia simplex, Ruellia brittoniana) near the creek under power lines in Bee Creek Park. College Station, Texas, July 21, 2020
![](../../pictures/archives/compress/2014/1411/jpeg/03t.jpg) Close up of Winecup flower (Callirhoe) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
![](../../pictures/archives/compress/2019/2553/jpeg/11t.jpg) Flower of violet ruella (Ruellia caroliniensis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 14, 2019
![](../../pictures/archives/compress/2019/2553/jpeg/12t.jpg) Backlit flower of violet ruella (Ruellia caroliniensis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 14, 2019
![](../../pictures/archives/compress/2019/2460/jpeg/12t.jpg) Flower of dewberry at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
![](../../pictures/archives/compress/2015/1589/jpeg/09t.jpg) Mexican petunia (Ruellia simplex, Ruellia brittoniana) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, May 3, 2015
![](../../pictures/archives/compress/2019/2460/jpeg/14t.jpg) Flower of dewberry with a stilt bug at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
![](../../pictures/archives/compress/2015/1695/jpeg/25t.jpg) Mexican petunia (Ruellia simplex, Ruellia brittoniana) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, December 1, 2015
![](../../pictures/archives/compress/2013/1227/jpeg/14t.jpg) Close up of yellow and green passion flower (Passiflora lutea) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 7, 2013
![](../../pictures/archives/compress/2019/2567/jpeg/01t.jpg) Close up of pink fuzzybean (Strophostyles umbellata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
![](../../pictures/archives/compress/2019/2566/jpeg/24t.jpg) Close up of pink fuzzybean (Strophostyles umbellata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
![](../../pictures/archives/compress/2019/2460/jpeg/11t.jpg) Flower of blue violet (Viola) in a pine forest at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
![](../../pictures/archives/compress/2009/727/jpeg/13t.jpg) Some young hairy leaves on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
![](../../pictures/archives/compress/2019/2617/jpeg/09t.jpg) Early spring violet (Viola) flower on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, December 24, 2019
![](../../pictures/archives/compress/2019/2448/jpeg/13t.jpg) Flower of rose vervain (Glandularia canadensis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, February 16, 2019
![](../../pictures/archives/compress/2012/1072/jpeg/15t.jpg) Close up of violet ruella (Ruellia nudiflora) in Bee Creek Park in College Station, Texas, June 21, 2012
![](../../pictures/archives/compress/2008/653/jpeg/20t.jpg) Flower of spurge Euphorbia corollata(?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
![](../../pictures/archives/compress/2008/653/jpeg/21t.jpg) Flower of butterfly pea (Centrosema virginianum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
![](../../pictures/archives/compress/2020/2697/jpeg/05t.jpg) Close-up of hairy fruits of fragrant sumac (Rhus aromatica) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020
![](../../pictures/archives/compress/2019/2528/jpeg/17t.jpg) Dayflower (Commelina) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/11t.jpg) Spiderwort (Tradescantia) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/20t.jpg) Reddish shoot of elm(?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/02t.jpg) Winecup (Callirhoe) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/04t.jpg) Sunflower (Helianthus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/11t.jpg) Dayflower (Commelina) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/06t.jpg) Dayflower (Commelina) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2561/jpeg/12t.jpg) Pink flower of wild petunia flowers (Ruellia) near a creek in Bee Creek Park. College Station, Texas, August 28, 2019
![](../../pictures/archives/compress/2019/2567/jpeg/16t.jpg) Close up of yellow hydnoid (tooth) mushroom on the lower surface of a pine(?) log on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
![](../../pictures/archives/compress/2008/650/jpeg/14t.jpg) Violet ruella (Ruellia caroliniensis) flower in Lick Creek Park. College Station, Texas, June 8, 2008
![](../../pictures/archives/compress/2019/2542/jpeg/07t.jpg) Rustgill mushrooms (Gymnopilus) on a log on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/23t.jpg) Powderpuff (Mimosa strigillosa) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/01t.jpg) (Amanita texasorora mushrooms on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2542/jpeg/01t.jpg) Milkcap (Lactarius) mushrooms on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/14t.jpg) Young leaves of a tree on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2543/jpeg/21t.jpg) Butterfly pea (Centrosema virginianum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/05t.jpg) Beautyberry (Callicarpa americana) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/26t.jpg) Butterfly pea (Centrosema virginianum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
![](../../pictures/archives/compress/2019/2529/jpeg/12t.jpg) Flowers of spiderwort (Tradescantia) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
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