 Flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Close-up of flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 White flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flowering spurge (Euphorbia corollata) in dew on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Flowering spurge (Euphorbia corollata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Flowering spurge (Euphorbia corollata) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Flowering spurge Euphorbia corollata in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
 White flowering spurge Euphorbia corollata on Little Lake Creek Loop Trail in Sam Houston National Forest. Huntsville, Texas, September 14, 2008
 Flowering spurge (Euphorbia corollata) collected on Stubblefield section of Lone Star hiking trail in Sam Houston National Forest. Texas, September 11, 2022
 Spurge Euphorbia corollata on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Blooming spurge Euphorbia corollata on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 White flowers of spurge Euphorbia corollata on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Flowering spurge (Euphorbia corollata) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Flower of spurge Euphorbia corollata(?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 22, 2008
 Small flower of spurge Euphorbia corollata in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Flowering spurge (Euphorbia corollata) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, August 31, 2024
 Flowering spurge (Euphorbia corollata) on Moore s Hill Outcrop at FM Road 3090 2 miles north-east from Navasota. Texas, September 22, 2019
 Flowering spurge (Euphorbia corollata) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Flowering spurge (Euphorbia corollata) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Large bush of Flowering spurge (Euphorbia corollata) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Flowering spurge Euphorbia corollata in Bastrop State Park. Bastrop, Texas, October 13, 2019
 White flowering spurge Euphorbia corollata in Bastrop State Park. Bastrop, Texas, October 13, 2019
 Soldier Beetle (Chauliognathus) on flowers of late-flowering boneset on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2021
 Small white flower of spurge Euphorbia corollata(?) in Big Thicket park on Kirby Trail. Texas, April 26, 2008
 White flowers of a spurge (Euphorbia corollata) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Close-up of a tiny flower of spurge Euphorbia corollata in Big Thicket park, on Pitcher Plant Trail. Texas, April 25, 2009
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Late-flowering boneset (Eupatorium serotinum) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Snow-on-the-prairie (Euphorbia bicolor) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Flowers of snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Snow-on-the-prairie (Euphorbia bicolor) with flowers on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, September 2, 2023
 Field of snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, September 2, 2023
 Spurge Euphorbia heterophylla when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, October 19, 2024
 Flowering fringe lichen (Heterodermia echinata) on a fallen twig taken from Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 26, 2021
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Warty spurge (Euphorbia spathulata) with white powdery mildew fungus Podosphaera euphorbiae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 16, 2022
 Seeds of late-flowering boneset (Eupatorium serotinum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Reticulate-seeded spurge (Euphorbia spathulata) infected by white powdery mildew fungus Podosphaera euphorbiae on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 16, 2022
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
 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
 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
 Palafoxia rosea on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Green lynx spider on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Yellow-bellied grasshopper on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Beautyberry (callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Black hairy caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Caterpillar munching leaf of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flowers of Palafoxia rosea on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Water-primrose (Ludwigia) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Fruits of beautyberry (callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Sensitive brier (Schrankia uncinata)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Baby caterpillars eating oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Trailing fuzzy-bean (Strophostyles helvola) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Trailing fuzzy-bean (Strophostyles helvola) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Green lynx spider on gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Mistflower (Eupatorium coelestinum, wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Blooming mistflower (Eupatorium coelestinum, wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 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
 Trailing fuzzy-bean (Strophostyles helvola) with flowers and fruits on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 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
 Hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flower of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Tick clover (tick-trefoil, beggar lice, Desmodium) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Fruits of tick clover (tick-trefoil, beggar lice, Desmodium) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Late-flowering boneset with green lynx spider in Little Lake Creek Loop Trail in Sam Houston National Forest. Richardson, August 9, 2009
 Heartleaf sandmat spurge Euphorbia cordifolia on a trail in Bastrop State Park. Bastrop, Texas, October 17, 2021
 Prostrate spurge Euphorbia cordifolia on sand in a sparse forest in Bastrop State Park. Bastrop, Texas, October 17, 2021
 Spurge (Euphorbia prostrata or may be Euphorbia serpens) taken from area of Dunes Hotel in West Bay. Doha, Qatar, May 10, 2014
 Flowers of heartleaf sandmat spurge Euphorbia cordifolia on a sandy trail in Bastrop State Park. Bastrop, Texas, October 17, 2021
 Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Some grass on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Amanita mushroom on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Pines at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Cap of Amanita mushroom on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Spurge Euphorbia hypericifolia in Antique Rose Emporium. Independence, Texas, August 27, 2021
 Underside of Amanita mushroom on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Melanoleuca mushrooms on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 28, 2021
 Gills of Amanita mushroom on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Melanoleuca mushroom on Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Melanoleuca mushrooms at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Some gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Prostrate desert spurge Euphorbia granulata (Euphorbia forsskaolii, local name lubaina) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 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
 Bitter bolete mushroom (Tylopilus) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Bolete mushrooms Boletus patrioticus(?) on Forest Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Earthfan mushroom (Thelephora terrestris) in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
|