 Blooming mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flower buds of mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flower buds of mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, July 19, 2022
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Flowers of mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Blooming mountain mint (Pycnanthemum tenuifolium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Mountain mint (Pycnanthemum tenuifolium) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2024
 Mountain mint (Pycnanthemum tenuifolium) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Mountain mint (Pycnanthemum tenuifolium) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, August 11, 2019
 Flowers of mountain mint (Pycnanthemum tenuifolium) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, August 11, 2019
 Mountain mint (Pycnanthemum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Mountain mint (Pycnanthemum) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Narrowleaf mountain mint (Pycnanthemum tenuifolium) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Mountain mint (Pycnanthemum tenuifolium) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Mountain mint (Pycnanthemum) on Kirby Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Tachinid(?) fly on Mountain mint (Pycnanthemum) on Kirby Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Narrowleaf, or slender mountainmint (Pycnanthemum tenuifolium) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, June 12, 2022
 White flowers of narrowleaf, or slender mountainmint (Pycnanthemum tenuifolium) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, June 12, 2022
 Dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Little bluestem(?) grass on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Some green shoot on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Croton glandulosus on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Beautyberry (Callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Foxtail like grass (Setaria) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Tendrils of greenbrier (Smilax) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Gayfeather (Liatris) flower on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Close-up of dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Distorted growth of oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Dandelion like seed head on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Fieldcap mushrooms Agrocybe retigera taken from grass near the trail on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Close-up of flowers of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Tall goldenrod (Solidago altissima) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Back lit butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Dayflower (Commelina) with blue flowers on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Shoot of farkleberry (Vaccinium arboreum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Blooming butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Bolete mushroom Boletus patrioticus on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Southern dawnflower (Stylisma humistrata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Dry handeless coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Close-up of butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Purple pleatleaf (Alophia drummondii) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Tiny yellow flowers of Hypericum(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Slender woodoats (Chasmanthium laxum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Small fieldcap mushrooms Agrocybe retigera taken from grass near the trail on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Underside of fieldcap mushrooms Agrocybe retigera taken from grass near the trail on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Pine barren flatsedge (Cyperus retrorsus) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Berries of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Cap of gunpowder Lepidella mushroom (Amanita onusta) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Berries of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 St. Andrew cross (Ascyrum hypericoides, Hypericum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Distorted oak leaves caused by insect larvae(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Shoot of southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Shoot of bush clover (Lespedeza thunbergii) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Close-up of bolete mushroom Boletus patrioticus on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 St. Peter s-wort (Hypericum crux-andreae) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Peeling puffball mushrooms (Lycoperdon marginatum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming elephant foot (Elephantopus carolinianus) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flowers of elephant foot (Elephantopus carolinianus) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Side view of fieldcap mushrooms Agrocybe retigera taken from grass near the trail on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 White resupinate hydnoid mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Soft white hydnoid mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Hypomyces covering pore surface of a bolete mushroom on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Cross section of bolete mushroom Boletus patrioticus on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flowers of narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 St. Andrew cross flower (Hypericum, Ascyrum hypericoides) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Spikes of grass longleaf woodoats (Chasmanthium sessiliflorum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 White prostrate tooth mushroom at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Underside of gunpowder Lepidella mushroom (Amanita onusta) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Gills of gunpowder Lepidella mushroom (Amanita onusta) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Flowers of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Pinkish flowers of buttonweed (Poor-Joe, Diodia teres) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Purple fruits of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Texture of berries of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Purple toothed polypore mushrooms (Trichaptum biforme) on a dry oak on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flower of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Small bee on a flower of St. Peter s-wort (Hypericum crux-andreae) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming st. Andrew cross flower (Hypericum, Ascyrum hypericoides) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Yellow flower of St. Peter s-wort (Hypericum crux-andreae) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Underside of purple toothed polypore mushrooms (Trichaptum biforme) on a dry oak on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Curling of leaves caused by blackberry psyllid (Trioza tripunctata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Bur-like seed capsules with hooks of Canadian black snakeroot (Sanicula canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Shoots of loblolly pine (Pinus taeda) on a site of past prescribed burn on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Oriental false hawksbeard (Youngia japonica, Crepis japonica)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Soft cottony fungus Antrodia gossypium (Fibroporia gossypium) at the base of a dry pine on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Seed head of oriental false hawksbeard (Youngia japonica, Crepis japonica)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
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