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3189-16. 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, 2022Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 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  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  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  Green grasshopper on hairy bush clover (Lespedeza hirta) on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Underside of greenbrier leaves with rust fungus Puccinia smilacis, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  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  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  Spores of some rust fungus from underside of leaves of jumpseed (knotweed, Persicaria virginiana) collected in Sam Houston National Forest near Montgomery. Texas, July 3, 2022  Spores of some rust fungus from underside of leaves of jumpseed (knotweed, Persicaria virginiana) at low magnification, collected in Sam Houston National Forest near Montgomery. Texas, July 3, 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 18, 2022  Leaves of jumpseed (knotweed, Persicaria virginiana) on black background with some rust fungus on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022  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, 2022  Shoot of tick clover or may be bush clover on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Pycnia of Juniper-hawthorn rust fungus (Gymnosporangium globosum) under a microscope in KOH, from upper surface of leaves of littlehip hawthorn (Crataegus spathulata), collected on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  Tissues infected by Juniper-hawthorn rust fungus (Gymnosporangium globosum) under a microscope in KOH, from upper surface of leaves of littlehip hawthorn (Crataegus spathulata), collected on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  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  Shoot of bush clover (Lespedeza thunbergii) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020  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  Underside of basal leaves of gayfeather (Liatris) with orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020  Wilted basal leaves of hairy elephant foot with pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018  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  Pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on basal leaves of hairy elephant foot (Elephantopus tomentosus(?)) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018  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  Chains of some black spores of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023  Leaves of littlehip hawthorn (Crataegus spathulata) with pycnia of Juniper-hawthorn rust fungus (Gymnosporangium globosum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  Pycnia of Juniper-hawthorn rust fungus (Gymnosporangium globosum) on leaves of littlehip hawthorn (Crataegus spathulata) on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  Yellow leaves of jumpseed (knotweed, Persicaria virginiana) with some rust fungus on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022  Teliospores (teleutospores, black) of mayapple rust fungus (Puccinia podophylli) collected in Sam Houston National Forest near Montgomery. Texas, April 16, 2022  Underside of a leaf of jumpseed (knotweed, Persicaria virginiana) with brown spores of some rust fungus on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 3, 2022  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  Teliospores (teleutospores, black) of mayapple rust fungus (Puccinia podophylli) under a microscope, collected in Sam Houston National Forest near Montgomery. Texas, April 16, 2022  Tiny bright orange cups of aecia 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  Teliospores (teleutospores, black) of mayapple rust fungus (Puccinia podophylli) under a microscope at low magnification, collected in Sam Houston National Forest near Montgomery. Texas, April 16, 2022  Spores of white smooth corticioid fungus from underside of burned pines, collected on Richards Loop Trail in Sam Houston National Forest four days before. Texas, July 27, 2023  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  Fungus Botryosphaeria dothidea (in Congo Red solution) collected from leaf tar spots on goldenrod on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Black hairy caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021  Gall fungus Botryosphaeria dothidea (in Congo Red solution) collected from leaf tar spots on goldenrod on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  Close up of pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on hairy elephant foot on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018  Pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on hairy elephant foot (Elephantopus tomentosus(?)) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018  Two different kinds of spores (orange Aeciospores and black teliospores) of mayapple rust fungus (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 16, 2022  Basal leaves of gayfeather (Liatris) with orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020  Orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on basal leaves of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020  Black blotches on leaves of persimmon caused by Cercospora leaf spot fungus Pseudocercospora diospyricola under a microscope, collected in Bee Creek Park. College Station, Texas, August 31, 2023  Close-up of orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on basal leaves of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020  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  Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope, collected from Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022  Aecia of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on underside of leaves of May apple on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, February 29, 2020  Hairy leaves of spiderwort (Tradescantia) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024  Hairy leaves of bluestem grass on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021  Aecia of 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  White corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Aecia of 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 north from Montgomery. Texas, March 4, 2023  Basidia of some fungal tissue grown together with black fungus Sphaeria (Rosellinia) collected on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 14, 2023  Aeciospores of rust fungus Puccinia podophylli from a May apple leaf under a microscope at higher magnification, collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 10, 2022  Some young hairy leaves on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009  Bright orange 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 north from Montgomery. Texas, March 21, 2023  Texture of white corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 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  Tiny cup fungus Hyaloscypha britannica on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 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  Some white fuzzy corticioid fungus on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, March 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, March 9, 2022  Fungus Hyaloscypha britannica under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 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  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  Hairy leaves of beaked hawkweed (Hieracium gronovii) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  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  Close-up of bright orange cups of 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 north from Montgomery. Texas, March 21, 2023  Swarming spine fungus (Mucronella calva) on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Asci of fungus Hyaloscypha britannica under a microscope, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 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  Teliospores (teleutospores, black) of mayapple rust fungus (Puccinia podophylli) in KOH, collected in Sam Houston National Forest near Montgomery. Texas, April 9, 2023  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  Rosette of hairy leaves of beaked hawkweed (Hieracium gronovii) on Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024  Red hairy shoot of mustang grape on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  Juniper-hawthorn rust fungus (Gymnosporangium globosum) on littlehip hawthorn (Crataegus spathulata) with pycnia near a pond on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  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  Underside of a leaf of May apple (Podophyllum peltatum) with aecia of 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 10, 2022  Spores of a black ball of fungus Sphaeria subiculata (Rosellinia subiculata)(?) collected on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 14, 2023  Tissues at low magnification of black fungus Sphaeria subiculata (Rosellinia subiculata)(?) collected on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 14, 2023  Tiny cups of Ascomycete fungus Hyaloscypha britannica on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022  White corticioid fungus on underside of a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022  Woolly growth (galls) on underside of a hickory(?) leaf on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, July 19, 2022  Underside of a leaf of May apple (mandrake, Podophyllum peltatum) with brown teleutospores of 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, April 23, 2022  Swarming spine fungus (Mucronella calva) together with tiny Ascomycete on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 26, 2022  Tissues and some spores of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023  Fungus Hyaloscypha britannica under a microscope at higher magnification in Lugol, collected on Richards Loop Trail in Sam Houston National Forest. Texas, March 9, 2022  Tissues of corticioid fungus Schizopora paradoxa from a pine branch collected on Richards Loop Trail in Sam Houston National Forest. Texas, February 6, 2022  Shoot of slender bush clover (Lespedeza) on Forest Service Road 231 near North Wilderness Trail in Sam Houston National Forest near Montgomery. Texas, April 14, 2022  Tissues and spores at low magnification of a black ball of fungus Sphaeria subiculata (Rosellinia subiculata)(?) collected on South Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, January 14, 2023  Close-up of white web-like corticioid fungus on underside of a burned pine log on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023  Leaves of May apple (Podophyllum peltatum) with yellow spots caused by teleutosori of 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, April 23, 2022  Helically coiled conidia of corticioid fungus Drepanospora viridis (Helicoma viride)(?) from underside of a fallen pine, collected on Richards Loop Trail in Sam Houston National Forest. Texas, December 17, 2023 |