![](../../pictures/archives/compress/2021/3005/jpeg/13t.jpg) Fruits of a narrow-leaf spurge (Euphorbia) in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../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/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/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/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/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/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/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/2022/3178/jpeg/07t.jpg) Spurge Euphorbia prostrata(?) in Lick Creek Park. College Station, Texas, June 17, 2022
![](../../pictures/archives/compress/2014/1465/jpeg/02t.jpg) Prostrate spurge (Euphorbia) in Lick Creek Park. College Station, Texas, July 22, 2014
![](../../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/2023/3352/jpeg/21t.jpg) Shoots of warty spurge (Euphorbia spathulata) in Lick Creek Park. College Station, Texas, March 2, 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/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/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/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/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/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/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/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/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/2021/3001/jpeg/19t.jpg) Narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/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/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/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/14t.jpg) Back lit sycamore leaf in Lick Creek Park. College Station, Texas, August 2, 2019
![](../../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/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/2019/2557/jpeg/13t.jpg) Underside of a young sycamore leaf in Lick Creek Park. College Station, Texas, August 2, 2019
![](../../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/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/2014/1339/jpeg/23t.jpg) Prostrate desert spurge Euphorbia granulata (Euphorbia forsskaolii, local name lubaina) near a road to Saudi Arabia in southern Qatar, February 11, 2014
![](../../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
![](../../pictures/archives/compress/2021/3043/jpeg/17t.jpg) Heartleaf sandmat spurge Euphorbia cordifolia on a trail in Bastrop State Park. Bastrop, Texas, October 17, 2021
![](../../pictures/archives/compress/2022/3212/jpeg/10t.jpg) Brown rotting leaf of mulberry(?) on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2024/3485/jpeg/25t.jpg) Young narrow leaves of an oak in Lick Creek Park. College Station, Texas, March 12, 2024
![](../../pictures/archives/compress/2021/3043/jpeg/19t.jpg) Prostrate spurge Euphorbia cordifolia on sand in a sparse forest in Bastrop State Park. Bastrop, Texas, October 17, 2021
![](../../pictures/archives/compress/2022/3212/jpeg/11t.jpg) Olive brown rotting leaf of green ash on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2021/3043/jpeg/18t.jpg) Flowers of heartleaf sandmat spurge Euphorbia cordifolia on a sandy trail in Bastrop State Park. Bastrop, Texas, October 17, 2021
![](../../pictures/archives/compress/2018/2261/jpeg/02t.jpg) Narrow-leaved pinweed (Lechea tenuifolia) in Lick Creek Park. College Station, Texas, May 17, 2018
![](../../pictures/archives/compress/2014/1464/jpeg/06t.jpg) Spurge (Euphorbia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 20, 2014
![](../../pictures/archives/compress/2023/3412/jpeg/11t.jpg) Black blotches on underside of the leaf of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola in Bee Creek Park. College Station, Texas, August 31, 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/2018/2261/jpeg/08t.jpg) Narrow-leaved pinweed (Lechea tenuifolia) with seeds in Lick Creek Park. College Station, Texas, May 17, 2018
![](../../pictures/archives/compress/2010/820/jpeg/09t.jpg) Freeze on Euphorbia (spurge) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 5, 2010
![](../../pictures/archives/compress/2021/3028/jpeg/10t.jpg) Flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
![](../../pictures/archives/compress/2021/3019/jpeg/24t.jpg) Flowering spurge (Euphorbia corollata) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2015/1684/jpeg/05t.jpg) Prostrate desert spurge Euphorbia granulata (Euphorbia forsskaolii, local name lubaina) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
![](../../pictures/archives/compress/2010/845/jpeg/16t.jpg) Green flowers of spurge (Euphorbia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 22, 2010.
![](../../pictures/archives/compress/2010/850/jpeg/03t.jpg) Green flowers of spurge (Euphorbia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 9, 2010
![](../../pictures/archives/compress/2018/2243/jpeg/15t.jpg) Climbing vine with narrow leaves Desmodium paniculatum in Lick Creek Park. College Station, Texas, April 11, 2018
![](../../pictures/archives/compress/2014/1457/jpeg/12t.jpg) Climbing vine with narrow leaves Desmodium paniculatum in Lick Creek Park. College Station, Texas, July 15, 2014
![](../../pictures/archives/compress/2021/3019/jpeg/16t.jpg) White flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2021/3028/jpeg/08t.jpg) Close-up of flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
![](../../pictures/archives/compress/2022/3212/jpeg/17t.jpg) Brown rotting leaves of mustang grape and black leaf of hackberry on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2023/3387/jpeg/06t.jpg) Seed heads of a plant with narrow leaves of aster family in Lick Creek Park. College Station, Texas, April 17, 2023
![](../../pictures/archives/compress/2014/1478/jpeg/22t.jpg) Graceful Sandmat (spurge, Euphorbia hypericifolia) growing near stone wall on Meshrif Street near West Bay. Doha, Qatar, August 23, 2014
![](../../pictures/archives/compress/2021/2972/jpeg/22t.jpg) Purple pleat-leaf (Pinewood lily, Alophia drummondii, Eustylis purpurea) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, July 3, 2021
![](../../pictures/archives/compress/2009/793/jpeg/16t.jpg) Spotted (prostrate) spurge (Euphorbia maculata(?)) with tiny flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 20, 2009
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