 Flowering spurge Euphorbia corollata 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 8, 2021
 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
 Close-up of flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 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
 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
 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
 Soldier Beetle (Chauliognathus) on flowers of late-flowering boneset on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2021
 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
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 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
 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
 Late-flowering boneset (Eupatorium serotinum) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 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 7, 2021
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
 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
 Flower of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Blooming gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 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
 Close-up of flowers of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 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
 Green berries of Southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Grey berries of Southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Large asco-spores of flowering fringe lichen (Heterodermia echinata) from a fallen oak twig, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 1, 2023
 Tiny mushrooms Marasmius epiphyllus(?) on petioles and veins of rotting oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, September 17, 2023
 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
 Spores (in KOH) of flowering fringe lichen (Heterodermia echinata) from a fallen oak twig (no picture of the lichen was taken), collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 1, 2023
 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
 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
 Shoot of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Winged elm on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Pines near Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Some rusty oak seedling on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rusty shoot of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Leaves of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Luna moth caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Red wrinkled leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Red young leaves of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Flowers of hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rock-rose on Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Orange colors of sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
 Prostrate spurge (Euphorbia) collected in Bee Creek Park. College Station, Texas, July 16, 2023
 Fall colors of sumac and sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
 Soft fibrecap (Inocybe) mushrooms in a forest, with hollow stem, on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Young orange leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Milkcap mushrooms Lactarius subvernalis on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Fresh green leaves of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Young wrinkled leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Oaks and pines at road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Melanoleuca mushrooms on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Milkcap mushroom Lactarius deceptivus on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Early blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Spider on leaves of beautyberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Back lit leaves of sassafra on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Wrinkled young leaves of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Close-up of luna moth on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Fungus Xylaria hypoxylon on an oak log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Translucent insect eggs under a log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Back lit leaves of willow oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Fiddlehead of bracken fern on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Some reddish bolete mushrooms on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 Late-flowering boneset with green lynx spider in Little Lake Creek Loop Trail in Sam Houston National Forest. Richardson, August 9, 2009
 Brown Cortinarius(?) mushrooms on a slope of a cattle pond in pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Fall colors of trumpet vine and sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
 Spurge (Euphorbia prostrata or may be Euphorbia serpens) taken from area of Dunes Hotel in West Bay. Doha, Qatar, May 10, 2014
 Warty spurge (Euphorbia spathulata) in Lick Creek Park. College Station, Texas, March 7, 2023
 Deceiver mushrooms Laccaria proxima(?) on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Rattan vine (Berchemia scandens) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Gymnopus mushrooms on burned ground on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Leaves of farkleberry (Vaccinium arboreum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Fibrecap (Inocybe) mushrooms under power line on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
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