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2738-24. Curling of leaves caused by blackberry psyllid (Trioza tripunctata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020

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Distorted oak leaves caused by insect larvae(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
Oak leaves with brown spots caused by a fungus(?) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
Red ripening blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Blooming blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Flower of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
White flowers of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Circular dark purplish red spots with centers fading with age caused by Deutero fungus (Neocercosporidium smilacis, Cercospora smilacis) on leaves of common greenbrier (Smilax rotundifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Distorted growth of oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
Pine seedling with needle rust caused by fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Aecial pustules of a needle rust caused by fungus Coleosporium asterum on pine needles on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Ripening blackberry in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
Blackberry fruit in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
Ripening blackberry on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 23, 2018
Black blotches on the leaf of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
Young red leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, June 27, 2020
Young leaves of sumac(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of sumac(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Shoot with glossy leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Some young glossy leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Yellow leaves of hickory on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020
Young leaves of sweetgum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of Virginia creeper on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of elm on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
Leaves of coralbean (Erythrina herbacea) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
Fresh leaves of Virginia creeper on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of oak on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 13, 2014
Leaves of May apple (Podophyllum peltatum) with yellow spots caused by mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
Leaves of Chinese tallow (Sapium sebiferum) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
Fresh leaves of blackjack oak on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
Curved leaves of bracken ferm with insect eggs on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Young leaves of southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Phylloxera galls on hickory leaves on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020
Young leaves of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Fresh leaves of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Beautyberry (Callicarpa americana) with wilted leaves on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
Pathe covered by dry leaves on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 20, 2020
Young leaves of blackjack oak (Quercus marilandica) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Back lit leaves of flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
Young leaves of Muscadine Grape (Vitis rotundifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Young leaves of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
Close-up of Phylloxera galls on hickory leaves on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020
Texture of Phylloxera galls on hickory leaves on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020
Lower surface of hickory leaves with Phylloxera galls on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020
Necrotic spots that develop into angular lesions on underside of a leaf of persimmon (Diospyros virginiana) caused by persimmon Cercospora leaf spot fungus Pseudocercospora diospyricola on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020
Rosette of leaves of elephant foot (Elephantopus carolinianus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, July 7, 2013
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
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
Red leaves of rusty blackhaw viburnum (Viburnum rufidulum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020
Butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
Beautyberry (Callicarpa americana) 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
Close-up of dayflower (Commelina) 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
Butterfly pea (Centrosema virginianum) 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
White resupinate polypore mushroom with embedded oak leaves on thin bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
White resupinate polypore mushroom with embedded dry fern leaves on bark of a fallen pine branch on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
Tiny bright orange cups on the underside of leaves of mayapple caused by mayapple rust fungus Allodus podophylli(Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
Fieldcap mushrooms Agrocybe retigera taken from grass near the trail 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
Bolete mushroom Boletus patrioticus 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
Close-up of butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
Tiny yellow flowers of Hypericum(?) 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
Slender woodoats (Chasmanthium laxum) 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 12, 2020
Southern dawnflower (Stylisma humistrata) 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
Dry handeless coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
Purple bindweed (Ipomoea cordatotriloba) 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
Purple pleatleaf (Alophia drummondii) 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
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
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
Close-up of bolete mushroom Boletus patrioticus 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
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
Pine barren flatsedge (Cyperus retrorsus) 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
Peeling puffball mushrooms (Lycoperdon marginatum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
St. Andrew cross (Ascyrum hypericoides, Hypericum) 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
St. Peter s-wort (Hypericum crux-andreae) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
Blooming mountain mint (Pycnanthemum tenuifolium) 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
Late-flowering boneset (Eupatorium serotinum) 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
Shoot of southern wax myrtle (Myrica cerifera) 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

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