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3184-22. Deutero fungus (Neocercosporidium smilacis, Cercospora smilacis) on leaves of common greenbrier (Smilax rotundifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 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  Dark red spots of 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  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  Greenbrier leaves with rust fungus Puccinia smilacis, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Rust fungus Puccinia smilacis on greenbrier leaves under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Underside of greenbrier leaves with rust fungus Puccinia smilacis, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Urediniospores of rust fungus Puccinia smilacis on greenbrier leaves under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Urediniospores of rust fungus Puccinia smilacis on greenbrier leaves under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Red leaves of common greenbrier (Smilax rotundifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024  Close-up of a greenbrier leaf with rust fungus Puccinia smilacis, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Thorns of common greenbrier (Smilax rotundifolia) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Yellow leaves of laurel greenbrier (catbriar, bamboo vine, Smilax laurifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Leaves of blackjack oak and greenbrier on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Leaves of hairy bush clover (Lespedeza hirta) with rust fungus Uromyces lespedezae or may be Cercospora on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Black balls of rust fungus Uromyces lespedezae or may be Cercospora from underside of leaves of hairy bush clover collected on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Black balls of rust fungus Uromyces lespedezae or may be Cercospora from underside of leaves of hairy bush clover under a microscope at low magnifications collected on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Shoot of greenbrier (Smilax) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020  Shoot of greenbrier (Smilax) with tendrils on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020  Tendrils of greenbrier (Smilax) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020  Caterpillar Phosphila turbulenta on a tendril of greenbrier (Smilax) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Orange caterpillar Phosphila turbulenta on shoots of greenbrier (Smilax) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Hairy bush clover (Lespedeza hirta) with rust fungus Uromyces lespedezae or may be Cercospora on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Shoots of hairy bush clover (Lespedeza hirta) with rust fungus Uromyces lespedezae or may be Cercospora on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Young leaves of greenbrier (Smilax) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 4, 2023  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 18, 2022  Shoot of common greenbrier (Smilax rotundifolia) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020  Young leaves of Muscadine Grape (Vitis rotundifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020  Common ragweed (Ambrosia artemisiifolia) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Common ragweed (Ambrosia artemisiifolia) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Felty shoot of common boneset (Eupatorium perfoliatum) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Young leaves of a small oak on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Curled leaves of beautyberry on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  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  Climbing common trumpet creeper (Foxglove vine, Campsis radicans) on a pine tree on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Tuberous roots of greenbrier vine (smilax) unearthed by animals on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 16, 2021  Yellow leaves of bracken fern under pines on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Leaves of paper mulberry (Broussonetia papyrifera)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Brown rotting leaves of greenbrier (Smilax) on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022  Brown rotting leaves of greenbrier (Smilax), oak and other trees on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022  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  Reddish shoots of some common bush on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Common boneset (Eupatorium perfoliatum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022  Common ragweed (Ambrosia artemisiifolia) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, July 19, 2022  Galls on leaves of goldenrod Solidago canadensis caused by gall midges Asteromyia carbonifera with symbiotic fungus Botryosphaeria dothidea on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Muscadine Grape (Vitis rotundifolia) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012  Common ragweed (Ambrosia artemisiifolia) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019  Young leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Young leaves of oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Young leaves of hickory on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Back lit young leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Young leaves of beautyberry on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Leaves of goldenrod Solidago canadensis with raised white cushions caused by gall midges Asteromyia carbonifera and symbiotic fungus Botryosphaeria dothidea inside the galls on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Green lynx spider on a leaf of greenbrier on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021  Dried orange leaves of greenbrier (Smilax) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 31, 2022  Young oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, June 27, 2020  Swarming spine fungus (Mucronella calva) together with some crust fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 27, 2022  Oak leaves with brown spots caused by a fungus(?) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Pleated leaves of Carolina buckthorn (Frangula caroliniana) on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Swarming spine fungus (Mucronella calva) together with some white corticioid fungus on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 27, 2022  Young leaves of greenbrier (prickly-ivy, smilax) in Lick Creek Park. College Station, Texas, May 10, 2012  Young leaves of chamberbitter plant (stonebreaker, Phyllanthus niruri) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2022  Young leaves of a tree on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019  Leaves of Virginia creeper on a charred pine on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021  Asci of a small orange Ascomycete fungus Anthracobia tristis or may be A. maurilabra collected 1/26/2022 from a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Spores of a small orange Ascomycete fungus Anthracobia tristis or may be A. maurilabra collected 1/26/2022 from a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Bushes of beautyberry on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Some reddish shoot on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Shoot of elm or may be plum on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Asci and paraphyses of a small orange Ascomycete fungus Anthracobia tristis or may be A. maurilabra collected 1/26/2022 from a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Young leaves of flameleaf sumac on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019  Leaves of partridge pea (Cassia fasciculata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 29, 2019  Leaves of Partridge pea (Cassia fasciculata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019  Greenbrier (Smilax) in Lick Creek Park. College Station, Texas, August 7, 2022  Frost rimmed orange leaves of greenbrier (Smilax) in Lick Creek Park. College Station, Texas, January 17, 2013  Ripening berries of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Foxtail-like grass (Setaria) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Green berries of grape on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Blue dayflower (Commelina) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Asci and paraphyses through a microscope of a small orange Ascomycete fungus Anthracobia tristis or may be A. maurilabra collected 1/26/2022 from a bonfire site on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Old cattle pond overgrown by a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Fungus Hyaloscypha britannica under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  White corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Leaves of hickory with black spots and holes caused by insects(?) on Richards Loop Trail in Sam Houston National Forest. Texas, June 2, 2021  Shoot of greenbrier (Smilax) in Lick Creek Park. College Station, Texas, September 26, 2022  Winter grape (Vitis cinerea(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022  Climbing fern (Lygodium japonicum) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Flowers of beautyberry (Callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Tiny cup fungus Hyaloscypha britannica on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Some white fuzzy corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Close-up of white corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Fungus Hyaloscypha britannica under a microscope at low magnification in KOH, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Texture of white corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Tiny cup fungus Hyaloscypha britannica on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Hyphae of white corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Tiny cup fungus Hyaloscypha britannica on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, February 27, 2022  Tiny Ascomycete fungus Hyaloscypha britannica on a wet pine log on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022 |