 Flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Flowering spurge (Euphorbia corollata) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 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
 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
 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
 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 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) 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
 Close-up of a flower of some gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Close-up of ladies-tresses orchid (Spiranthes) on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
 Close-up of a flower of butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Close-up of blazing star (Liatris, gayfeather) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Close-up of a flower of butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Close-up of flowers of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Close-up of beige coral mushrooms (Clavulinopsis umbrinella) on Richards Loop Trail in Sam Houston National Forest. Texas, July 21, 2021
 Close-up of oak curtain crust fungus (Hymenochaete rubiginosa) on Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Close-up of slime mold Arcyria ferruginea on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2021
 Close-up of some red slime mold on a vertically cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 6, 2021
 Close-up of felt saddle mushrooms (Helvella macropus) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021
 Close-up of Melanoleuca mushrooms growing on pine needles of Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
 Close-up of Ripartitella brasiliensis mushrooms on a stump on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Close up of Rhodocybe mushrooms on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Close-up of corticioid mushroom Serpula himantioides on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Close-up of elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Close-up of cross section of bolete mushrooms Boletus patrioticus(?) on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Close-up of flowers of narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Close-up of a flower of shrubby water-primrose (Ludwigia octovalvis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Close-up of corticioid fungus Crustoderma dryinum(?) on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Close-up of corticioid mushroom Serpula himantioides on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Close-up of flowers of trailing fuzzy-bean (Strophostyles helvola) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Close-up of corticioid mushroom Crustoderma dryinum(?) on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Close-up of Ascomycete mushrooms Anthracobia maurilabra on a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Close-up of gills of oyster mushroom Pleurotus pulmonarius(?) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Close up of mushrooms Hydropus marginellus on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Close up of fungus Trichaptum fuscoviolaceum on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Close-up (in scattered light) of slime mold Arcyria ferruginea on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2021
 Close-up of resupinate polypore mushroom Skeletocutis odora(?) on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 Close-up of a section of milky false truffle mushroom (Zelleromyces cinnabarinus) taken from Richards Loop Trail in Sam Houston National Forest. Texas, November 6, 2021
 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 pink fuzzybean (Strophostyles umbellata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Close up of pink fuzzybean (Strophostyles umbellata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Close up of violet mushrooms Gymnopus iocephalus on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 29, 2018
 Close-up of resupinate polypore mushroom on a fallen pine or oak tree on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2020
 Close-up of some white resupinate polypore mushroom turning pink on burnt oak wood on Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Close-up of white resupinate polypore mushroom on bark of a fallen twig of a pine on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Close-up of pendent bracket mushrooms (Irpicodon pendulus) on a vertically cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2021
 Close-up of resupinate form of brown purplepore bracket mushroom (Trichaptum fuscoviolaceum) on Richards Loop Trail in Sam Houston National Forest. Texas, January 9, 2021
 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
 Close up of Nolanea mushrooms at the base of a fallen oine on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 23, 2018
 Close-up of corticioid (crust) fungus on thin bark of a fallen pine on Richards Loop Trail in Sam Houston National Forest. Texas, September 6, 2020
 Close-up of mold-like fungus Bolete eater (Hypomyces chrysospermus) on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Palafoxia rosea on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Close-up of a flower of hairy Ruellia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Close-up of corticioid fungus Gloeoporus ambiguus (Meruliopsis ambigua) on a fallen pine twig on Richards Loop Trail in Sam Houston National Forest. Texas, October 2, 2021
 Close up of slime mold Physarum globuliferum(?) on a pine needle on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Close up of wolf s milk slime mold (Lycogala epidendrum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Close up of yellow netted slime mold on a rotten pine log on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Yellow-bellied grasshopper 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
 Black hairy caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Water-primrose (Ludwigia) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Green lynx spider 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
|