![](../../pictures/archives/compress/2021/3005/jpeg/14t.jpg) Some narrow-leaf spurge (Euphorbia) in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2019/2561/jpeg/01t.jpg) Fruits of some tall spurge (Euphorbia) on native plant display in Lick Creek Park. College Station, Texas, August 25, 2019
![](../../pictures/archives/compress/2016/1762/jpeg/21t.jpg) Branch of narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) with fruits taken from sidewalk of Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2021/3012/jpeg/22t.jpg) Some spurge (Euphorbia) on sewage line right-of-way in Lick Creek Park. College Station, Texas, August 26, 2021
![](../../pictures/archives/compress/2021/2999/jpeg/21t.jpg) Narrow-leaf water-primrose (Ludwigia octovalvis) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2021/2999/jpeg/22t.jpg) Blooming narrow-leaf water-primrose (Ludwigia octovalvis) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2014/1474/jpeg/05t.jpg) Prostrate spurge (Euphorbia) in Lick Creek Park. College Station, Texas, August 3, 2014
![](../../pictures/archives/compress/2016/1762/jpeg/13t.jpg) Narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) on Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2016/1762/jpeg/15t.jpg) Narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) on sidewalk on Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2016/1762/jpeg/14t.jpg) Shoot of narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) on Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2016/1762/jpeg/20t.jpg) Branch of narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) taken from sidewalk of Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2016/1762/jpeg/19t.jpg) Flowers of narrow-leaf form of Graceful Sandmat spurge (Euphorbia hypericifolia) taken from sidewalk of Al Intisar Street in Onaiza area. Doha, Qatar, February 23, 2016
![](../../pictures/archives/compress/2018/2325/jpeg/24t.jpg) Prostrate spurge (Euphorbia prostrata, Chamaesyce prostrata or may be Euphorbia maculata, Chamaesyce maculata) in Lick Creek Park. College Station, Texas, August 7, 2018
![](../../pictures/archives/compress/2021/3012/jpeg/11t.jpg) Spurge (Euphorbia) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
![](../../pictures/archives/compress/2014/1465/jpeg/02t.jpg) Prostrate spurge (Euphorbia) in Lick Creek Park. College Station, Texas, July 22, 2014
![](../../pictures/archives/compress/2022/3178/jpeg/07t.jpg) Spurge Euphorbia prostrata(?) in Lick Creek Park. College Station, Texas, June 17, 2022
![](../../pictures/archives/compress/2023/3358/jpeg/10t.jpg) Warty spurge (Euphorbia spathulata) in Lick Creek Park. College Station, Texas, March 7, 2023
![](../../pictures/archives/compress/2022/3178/jpeg/06t.jpg) Central area of spurge Euphorbia prostrata(?) in Lick Creek Park. College Station, Texas, June 17, 2022
![](../../pictures/archives/compress/2023/3352/jpeg/21t.jpg) Shoots of warty spurge (Euphorbia spathulata) in Lick Creek Park. College Station, Texas, March 2, 2023
![](../../pictures/archives/compress/2018/2261/jpeg/09t.jpg) Red fruits of narrow-leaved pinweed (Lechea tenuifolia) in Lick Creek Park. College Station, Texas, May 17, 2018
![](../../pictures/archives/compress/2016/1808/jpeg/14t.jpg) Fruits of spurge Euphorbia retusa with fruits taken from a roadside depression near Route 77 to Ras Laffan. Qatar, April 16, 2016
![](../../pictures/archives/compress/2022/3180/jpeg/13t.jpg) Mat of prostrate spurge (Euphorbia prostrata or may be E. serpens) on a pipeline clearing in Lick Creek Park. College Station, Texas, June 22, 2022
![](../../pictures/archives/compress/2008/652/jpeg/07t.jpg) Narrow-leaf water-primrose (Ludwigia octovalvis) with dew in Lick Creek Park. College Station, June 15, 2008
![](../../pictures/archives/compress/2024/3617/jpeg/07t.jpg) Spurge (Euphorbia heterophylla) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 8, 2024
![](../../pictures/archives/compress/2014/1462/jpeg/13t.jpg) Fruits of spurge (Euphorbia heterophylla) on roadside near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
![](../../pictures/archives/compress/2008/650/jpeg/17t.jpg) Shrubby (narrow-leaf) water-primrose (Ludwigia octovalvis) flower in Lick Creek Park. College Station, Texas, June 8, 2008
![](../../pictures/archives/compress/2022/3134/jpeg/08t.jpg) Warty spurge (Euphorbia spathulata) with white powdery mildew fungus Podosphaera euphorbiae or may be Oidium in Lick Creek Park. College Station, Texas, April 18, 2022
![](../../pictures/archives/compress/2022/3129/jpeg/18t.jpg) Warty spurge (Euphorbia spathulata) with white powdery mildew fungus Podosphaera euphorbiae on Raccoon Run Trail in Lick Creek Park. College Station, Texas, April 11, 2022
![](../../pictures/archives/compress/2014/1412/jpeg/02t.jpg) Yellow flowers of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, May 20, 2014
![](../../pictures/archives/compress/2022/3134/jpeg/09t.jpg) Warty spurge (Euphorbia spathulata) with white powdery mildew fungus Podosphaera euphorbiae or may be Oidium on Raccoon Run Trail in Lick Creek Park. College Station, Texas, April 18, 2022
![](../../pictures/archives/compress/2010/854/jpeg/20t.jpg) Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 16, 2010
![](../../pictures/archives/compress/2021/2999/jpeg/18t.jpg) Fruits of beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2022/3129/jpeg/17t.jpg) Reticulate-seeded spurge (Euphorbia spathulata) infected by white powdery mildew fungus Podosphaera euphorbiae on Raccoon Run Trail in Lick Creek Park. College Station, Texas, April 11, 2022
![](../../pictures/archives/compress/2010/851/jpeg/19t.jpg) Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 11, 2010
![](../../pictures/archives/compress/2009/736/jpeg/25t.jpg) Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 24, 2009
![](../../pictures/archives/compress/2022/3129/jpeg/15t.jpg) Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 11, 2022
![](../../pictures/archives/compress/2021/2999/jpeg/17t.jpg) Unripe fruits of beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2021/2999/jpeg/27t.jpg) Violet fruits of beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2021/2999/jpeg/19t.jpg) Close-up of fruits of beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2023/3410/jpeg/04t.jpg) Prostrate spurge (Euphorbia) collected in Bee Creek Park. College Station, Texas, July 16, 2023
![](../../pictures/archives/compress/2021/3012/jpeg/01t.jpg) Leaf cutter ant highway across a sandy road in Lick Creek Park. College Station, Texas, August 24, 2021
![](../../pictures/archives/compress/2021/3014/jpeg/06t.jpg) Spurge Euphorbia hypericifolia in Antique Rose Emporium. Independence, Texas, August 27, 2021
![](../../pictures/archives/compress/2020/2758/jpeg/30t.jpg) Some rosettes of narrow leaves in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2021/3014/jpeg/21t.jpg) Shoot of spurge Euphorbia hypericifolia in Antique Rose Emporium. Independence, Texas, August 27, 2021
![](../../pictures/archives/compress/2023/3410/jpeg/03t.jpg) Prostrate spurge (Euphorbia) from stone pavement, collected in Bee Creek Park. College Station, Texas, July 16, 2023
![](../../pictures/archives/compress/2024/3458/jpeg/20t.jpg) Red leaves of some large spurge (Euphorbia) on a bridge in Wolf Pen Creek Park. College Station, Texas, January 11, 2024
![](../../pictures/archives/compress/2009/795/jpeg/05t.jpg) Euphorbia cotinifolia (Red spurge, Mexican shrubby spurge, Caribbean copper plant) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 29, 2009
![](../../pictures/archives/compress/2021/3014/jpeg/16t.jpg) Prostrate spurge (Euphorbia prostrata or may be E. serpens) in Antique Rose Emporium. Independence, Texas, August 27, 2021
![](../../pictures/archives/compress/2016/1808/jpeg/13t.jpg) Spurge Euphorbia retusa with fruits taken from a roadside depression near Route 77 to Ras Laffan. Qatar, April 16, 2016
![](../../pictures/archives/compress/2016/1808/jpeg/05t.jpg) Spurge Euphorbia retusa with fruits in a roadside depression near Route 77 to Ras Laffan. Qatar, April 16, 2016
![](../../pictures/archives/compress/2008/669/jpeg/20t.jpg) Tiny flowers of Euphorbia cotinifolia (Red spurge, Mexican shrubby spurge, Caribbean copper plant) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2009/819/jpeg/14t.jpg) Ice crystals on leaves of Wood Spurge Euphorbia x martinii Rudolph (Euphorbia amygdaloides x characias) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 2, 2010.
![](../../pictures/archives/compress/2014/1474/jpeg/25t.jpg) Spurge (Euphorbia indica(?)) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 5, 2014
![](../../pictures/archives/compress/2021/3014/jpeg/17t.jpg) Tiny shoots of prostrate spurge (Euphorbia prostrata or may be E. serpens) in Antique Rose Emporium. Independence, Texas, August 27, 2021
![](../../pictures/archives/compress/2017/2208/jpeg/11t.jpg) Reddish mat of creeping spurge (Euphorbia) in D. A. Andy Anderson Brazos Valley Arboretum in Bee Creek Park. College Station, Texas, December 3, 2017
![](../../pictures/archives/compress/2021/2906/jpeg/09t.jpg) Climbing vine with narrow leaves Desmodium paniculatum in Lick Creek Park. College Station, Texas, April 12, 2021
![](../../pictures/archives/compress/2021/3006/jpeg/04t.jpg) Hornworm of Banded Sphinx Moth (Eumorpha fasciatus) with a leaf of water-primrose (Ludwigia) in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2014/1435/jpeg/25t.jpg) Spurge (Euphorbia) with fruits in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
![](../../pictures/archives/compress/2016/1748/jpeg/18t.jpg) Flowers and fruits of spurge Euphorbia retusa in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
![](../../pictures/archives/compress/2021/3006/jpeg/03t.jpg) Hornworm of Banded Sphinx Moth (Eumorpha fasciatus) eating a leaf of water-primrose (Ludwigia) in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2021/3006/jpeg/02t.jpg) Hornworm of Banded Sphinx Moth (Eumorpha fasciatus) munching a leaf of water-primrose (Ludwigia) in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2014/1393/jpeg/09t.jpg) Petty spurge (Euphorbia peplus) with fruits taken from a roadside of Al Sham Street in area of West Bay. Doha, Qatar, April 16, 2014
![](../../pictures/archives/compress/2016/1748/jpeg/20t.jpg) Close up of flowers and fruits of spurge Euphorbia retusa in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
![](../../pictures/archives/compress/2024/3506/jpeg/22t.jpg) Yellow flower of narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) at the end of Creagor Lane near Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
![](../../pictures/archives/compress/2019/2565/jpeg/25t.jpg) Toothed spurge (Euphorbia dentata)(?) in Hensel Park. College Station, Texas, September 20, 2019
![](../../pictures/archives/compress/2021/3008/jpeg/12t.jpg) Narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
![](../../pictures/archives/compress/2021/3001/jpeg/19t.jpg) Narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2022/3212/jpeg/28t.jpg) Brown leaf of mustang grape and yellow leaf of muscadine grape on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2021/3005/jpeg/09t.jpg) Black blotches on leaves of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2014/1459/jpeg/13t.jpg) Wrinkled-leaf spurge (Euphorbia decaryi) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
![](../../pictures/archives/compress/2013/1231/jpeg/15t.jpg) Wrinkled-leaf spurge (Euphorbia decaryi) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
![](../../pictures/archives/compress/2021/3001/jpeg/20t.jpg) Flowers of narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2015/1559/jpeg/10t.jpg) Fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2015/1609/jpeg/18t.jpg) Fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
![](../../pictures/archives/compress/2015/1559/jpeg/19t.jpg) Desert spurge (summer poinsettia, Euphorbia heterophylla) with fruits in dew on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2015/1672/jpeg/07t.jpg) Fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015
![](../../pictures/archives/compress/2015/1559/jpeg/12t.jpg) Fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) in dew on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2015/1559/jpeg/16t.jpg) Desert spurge (summer poinsettia, Euphorbia heterophylla) with fruits on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2022/3257/jpeg/26t.jpg) Fruits of green and white spurge Euphorbia heterophylla(?) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
![](../../pictures/archives/compress/2015/1559/jpeg/14t.jpg) Close up of fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) in dew on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2015/1559/jpeg/18t.jpg) Back lit desert spurge (summer poinsettia, Euphorbia heterophylla) with fruits in dew on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
![](../../pictures/archives/compress/2015/1609/jpeg/25t.jpg) Back lit fruits of desert spurge (summer poinsettia, Euphorbia heterophylla) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
![](../../pictures/archives/compress/2017/2194/jpeg/04t.jpg) Some small mushrooms growing on a mat of prostrate spurge (Euphorbia) under utility poles in Lemontree Park. College Station, Texas, November 4, 2017
![](../../pictures/archives/compress/2020/2713/jpeg/01t.jpg) Small prostrate spurge Euphorbia maculata (Chamaesyce maculata) or Euphorbia prostrata (Chamaesyce prostrata) between pavement stones in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, May 25, 2020
![](../../pictures/archives/compress/2017/2194/jpeg/05t.jpg) Close up of small mushrooms growing on a mat of prostrate spurge (Euphorbia) under utility poles in Lemontree Park. College Station, Texas, November 4, 2017
![](../../pictures/archives/compress/2019/2557/jpeg/15t.jpg) Venation of sycamore leaf in Lick Creek Park. College Station, Texas, August 2, 2019
![](../../pictures/archives/compress/2019/2557/jpeg/14t.jpg) Back lit sycamore leaf in Lick Creek Park. College Station, Texas, August 2, 2019
![](../../pictures/archives/compress/2014/1474/jpeg/12t.jpg) Fruits of Chinese tallow (Sapium sebiferum) in Lick Creek Park. College Station, Texas, August 3, 2014
![](../../pictures/archives/compress/2019/2561/jpeg/04t.jpg) Southern wax myrtle (Myrica cerifera) with fruits in Lick Creek Park. College Station, Texas, August 25, 2019
![](../../pictures/archives/compress/2021/2993/jpeg/23t.jpg) Green fruits of beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, July 28, 2021
![](../../pictures/archives/compress/2019/2557/jpeg/13t.jpg) Underside of a young sycamore leaf in Lick Creek Park. College Station, Texas, August 2, 2019
![](../../pictures/archives/compress/2022/3201/jpeg/19t.jpg) Venation of a dried leaf of sycamore in Lick Creek Park. College Station, Texas, August 2, 2022
![](../../pictures/archives/compress/2021/2906/jpeg/13t.jpg) Orange leaf of Carolina mallow(?) in Lick Creek Park. College Station, Texas, April 12, 2021
![](../../pictures/archives/compress/2021/3027/jpeg/25t.jpg) Fruits of cardinal flower (Lobelia cardinalis) near Alum Creek in Lick Creek Park. College Station, Texas, September 22, 2021
![](../../pictures/archives/compress/2014/1408/jpeg/01t.jpg) Spurge (Euphorbia prostrata or may be Euphorbia serpens) taken from area of Dunes Hotel in West Bay. Doha, Qatar, May 10, 2014
![](../../pictures/archives/compress/2008/664/jpeg/26t.jpg) Small flower of spurge Euphorbia corollata in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
![](../../pictures/archives/compress/2010/886/jpeg/11t.jpg) Black beetle on a leaf of woolly croton in Lick Creek Park. College Station, Texas, August 3, 2010
![](../../pictures/archives/compress/2019/2558/jpeg/32t.jpg) Some spurge (Euphorbia) in Antique Rose Emporium. Independence, Texas, August 10, 2019
![](../../pictures/archives/compress/2014/1393/jpeg/06t.jpg) Petty spurge (Euphorbia peplus) growing together with Euphorbia hirta on roadside of Al Sham Street in area of West Bay. Doha, Qatar, April 16, 2014
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