 Rusty shoot of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rusty blackhaw viburnum (Viburnum rufidulum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Small single veiled poisonpie mushroom Hebeloma mesophaeum (spore print rusty brown) on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Pine seedling with needle rust caused by fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Spores (in KOH) of a small single veiled poisonpie mushroom Hebeloma mesophaeum (spore print rusty brown) collected on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Seedling of some tree on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Some rusty slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Some rusty brown slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Pine seedling on a tree stump on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 13, 2012
 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
 Rusty brown cap of a bolete mushroom Xanthoconium affine on Richards Loop Trail in Sam Houston National Forest. Texas, September 7, 2022
 Texture of some rusty brown slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Details of some rusty brown slime mold on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Bright orange leaves of a seedling of poison ivy on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, December 22, 2023
 Red wrinkled leaves of an 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
 Flowers of hawthorn 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
 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
 Fiddlehead of bracken fern 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
 Fresh green leaves of oak 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
 Young wrinkled leaves of an 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
 Early blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Back lit leaves of willow oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Young orange leaves of an oak 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
 Rock-rose on Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Seedling of poison ivy on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, March 28, 2021
 Leaves of farkleberry (Vaccinium arboreum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rattan vine (Berchemia scandens) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Young leaves and flowers of hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Red young leaves of mustang grape on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Carolina buckthorn (Frangula caroliniana) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Green milkweed (Asclepias viridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Black swallowtail butterfly (Papilio polyxenes) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Reddish young leaves and flowers of hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Fiddleheads of bracken fern (Pteridium aquilinum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Red leaves and flower buds of mustang grape on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Shoot of bracken fern (Pteridium aquilinum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Seedling of air potato (Dioscorea bulbifera) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023
 Red leaves of rusty blackhaw viburnum (Viburnum rufidulum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020
 Bright orange leaves of a seedling of poison ivy on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, December 28, 2023
 Fresh leaves of bracken fern (Pteridium aquilinum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Head of black swallowtail butterfly (Papilio polyxenes) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Young leaves of rattan vine (Berchemia scandens) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Yellow flower of rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Uncurling leaf of bracken fern (Pteridium aquilinum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Yellow flower of rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Seedling of air potato (Dioscorea bulbifera) near the creek crossing on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, March 23, 2019
 Pattern of a young leaf of bracken fern (Pteridium aquilinum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Close-up of a tail section of black swallowtail butterfly (Papilio polyxenes) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Seedling of poison ivy in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Seedling of passion flower (Passiflora) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Poison oak seedling on floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 7, 2021
 Spectacular rustgill mushrooms (Gymnopilus junonius) at the base of a dry standing pine (spore print rusty brown) on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, February 12, 2023
 Seedling of Eastern poison ivy (Toxicodendron radicans) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 30, 2019
 Underside of an orange mushroom Gliophorus psittacinus (Gliophorus perplexus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Viscid orange mushroom Gliophorus psittacinus (Gliophorus perplexus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Leaves of rusty blackhaw viburnum (Viburnum rufidulum) on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, March 28, 2021
 Rusty brown spots of corticioid fungus Hypoxylon fuscum or may be Virgariella on dry stems of Chinese privet(?) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2024
 Seedling of butterfly pea (Centrosema virginianum) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, March 11, 2023
 Back lit leaf of rusty blackhaw viburnum (Viburnum rufidulum) in Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Close-up of rusty brown spots of corticioid fungus Hypoxylon fuscum or may be Virgariella on dry stems of Chinese privet(?) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2024
 Texture of rusty brown spots of corticioid fungus Hypoxylon fuscum or may be Virgariella on dry stems of Chinese privet(?) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2024
 Luna moth caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Orange colors of sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 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
 Some reddish bolete mushrooms on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2023
 Translucent insect eggs under a log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Oaks and pines at road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Fungus Xylaria hypoxylon on an oak log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Milkcap mushrooms Lactarius subvernalis on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Milkcap mushroom Lactarius deceptivus on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 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
 Melanoleuca mushrooms on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 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
 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
 Underside of milkcap mushroom Lactarius deceptivus on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Gills of Melanoleuca mushrooms on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Snow-on-the-prairie (Euphorbia bicolor) on Richards Loop Trail in Sam Houston National Forest. Texas, September 2, 2023
 Close-up of flowers of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Underside of Melanoleuca mushrooms on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 18, 2023
 Fibrecap (Inocybe) mushrooms under power line on Richards Loop Trail in Sam Houston National Forest. Texas, May 6, 2023
 Flowering spurge (Euphorbia corollata) in dew on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Slime mold Arcyria ferruginea on a log on Richards Loop Trail in Sam Houston National Forest. Texas, February 4, 2023
 Deceiver mushrooms Laccaria proxima(?) on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Gymnopus mushrooms on burned ground on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
 Rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, February 28, 2023
 Corticioid fungus Ceriporia(?) on underside of an oak log on Richards Loop Trail in Sam Houston National Forest. Texas, April 25, 2023
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