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3412-12. 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, 2023Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Black blotches on underside of the leaf of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola in Bee Creek Park. College Station, Texas, August 31, 2023  Black blotches on leaves of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola in Lick Creek Park. College Station, Texas, August 12, 2021  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  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  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  Leaves of persimmon (Diospyros virginiana) prematurely turned yellow with black spots of fungus Pseudocercospora diospyricola in Bee Creek Park. College Station, Texas, August 31, 2023  Leaf of persimmon (Diospyros virginiana) prematurely turned yellow with black spots of fungus Pseudocercospora diospyricola on Richards Loop Trail in Sam Houston National Forest. Texas, August 21, 2020  Underside of a leaf of curly dock (Rumex crispus) with reddish purple blotches caused by fungus Ramularia rubella in Bee Creek Park. College Station, Texas, February 24, 2023  Close-up of a leaf of curly dock (Rumex crispus) with reddish purple blotches caused by fungus Ramularia rubella in Bee Creek Park. College Station, Texas, February 24, 2023  Leaves of curly dock (Rumex crispus) with reddish purple blotches caused by fungus Ramularia rubella in Bee Creek Park. College Station, Texas, February 24, 2023  Persimmon leaf blister galls caused by bead gall mite Aceria theospyri on leaves of persimmon (Diospyros virginiana) on Richards Loop Trail in Sam Houston National Forest. Texas, May 26, 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  Leaf of curly dock (Rumex crispus) with fungus Ramularia rubella under a microscope (in KOH), collected in Bee Creek Park. College Station, Texas, February 24, 2023  Read leaf of curly dock (Rumex crispus) with fungus Ramularia rubella under a microscope in KOH, collected in Bee Creek Park. College Station, Texas, February 24, 2023  Read leaf of curly dock (Rumex crispus) with fungus Ramularia rubella under a microscope (in Melzer), collected in Bee Creek Park. College Station, Texas, February 24, 2023  Some round structure on a leaf of curly dock (Rumex crispus) with fungus Ramularia rubella under a microscope (in Melzer), collected in Bee Creek Park. College Station, Texas, February 24, 2023  Read leaf of curly dock (Rumex crispus) with fungus Ramularia rubella under a microscope (in Melzer, low magnification), collected in Bee Creek Park. College Station, Texas, February 24, 2023  Leaves of yaupon holly (Ilex vomitoria) with black spots caused by rust like fungus on black background in Hensel Park. College Station, Texas, June 5, 2019  Leaves of bitter dock (Rumex obtusifolius) with reddish purple blotches caused by fungus Ramularia rubella in Sosnovka Park. Saint Petersburg, Russia, May 30, 2019  Tissues of a tiny red sphere from underside of leaf of bluebonnet with white spots caused by a fungus(?), collected near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023  Conidia of powdery mint mildew caused by fungus Neoerysiphe galeopsidis under microscope, from clasping henbit (henbit deadnettle, Lamium amplexicaule) collected in Bee Creek Park. College Station, Texas, March 25, 2022  Reddish purple blotches on leaves of broad leaved dock (Rumex obtusifolius) caused by a plant pathogen fungus Ramularia rubella in Sosnovka Park. Saint Petersburg, Russia, May 30, 2019  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  Discoid black spots (ascostromata) of parasitic Ascomycete fungus Coccoidella scutula and white grainy substance from Protomyces(?) fungus through a binocular microscope on upper surface of leaves of redbay (Persea borbonia) collected a day before in Little Thicket Nature Sanctuary. Texas, March 26, 2023  Conidia of powdery mint mildew caused by fungus Neoerysiphe galeopsidis under microscope in iodine solution, from clasping henbit (henbit deadnettle, Lamium amplexicaule) collected in Bee Creek Park. College Station, Texas, March 25, 2022  Leaves of yaupon holly (Ilex vomitoria) with black spots caused by rust like fungus in Hensel Park. College Station, Texas, June 5, 2019  Urediospores (under a microscope at low magnification) of goldenrod rust fungus Coleosporium solidaginis (Coleosporium asterum)(?) collected over a sewage line in Lick Creek Park. College Station, Texas, August 3, 2023  Various leaves with black fungus dots Mycosphaerella leaf spot (Mycosphaerella microsora)? in Lisiy Nos, west from Saint Petersburg. Russia, October 9, 2016  Young leaves of a small tree of persimmon(?) in Bee Creek Park. College Station, Texas, March 24, 2023  Spores (in KOH) and some black hair (under a microscope) of endophyte fungus Lylea tetracoila (Heteroconium tetracoilum)(?) from a tiny black dot on wood near crust of Hypoxylon rubiginosum, collected a day before in Sam Houston National Forest near Richards. Texas, April 3, 2023  Orange fungus Stilbella fimetaria (in Congo Red) under a microscope at low magnification collected in Lick Creek Park. College Station, Texas, February 3, 2023  Hyphae of corticioid fungus Dichostereum effuscatum under a microscope (in Congo Red), collected a day before in Lick Creek Park. College Station, Texas, March 17, 2023  Spores (in Melzer) of sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) together with conidia of Alternaria leaf spot(?), collected from white powdery stuff with web from underside leaves of squaw-weed (Senecio ampullaceus) in Washington-on-the-Brazos a day before. Texas, March 7, 2023  Brown rotting leaves of mustang grape and black leaf of hackberry on the ground after recent rains in Lick Creek Park. College Station, Texas, August 19, 2022  Hyphae of polypore fungus Vitreoporus dichrous from a stump under a microscope, collected in Lick Creek Park. College Station, Texas, August 24, 2022  Some mite from a plant leaf under microscope, collected in Lick Creek Park. College Station, Texas, April 18, 2022  Leaf tip of common green moss through a microscope, collected on a lawn in Bee Creek Park. College Station, Texas, February 11, 2022  Black Ascomycota fungus and skin of giant cane under a microscope, collected on Kiwanis Nature Trail. College Station, Texas, April 1, 2022  Tissue and a spore of polypore fungus Vitreoporus dichrous from a stump under a microscope with x40 objective, collected in Lick Creek Park. College Station, Texas, August 24, 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  Leaf of common green moss through a microscope at low magnification, collected on a lawn in Bee Creek Park. College Station, Texas, February 11, 2022  Teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Underside of leaves of cocklebur (Xanthium strumarium) damaged by cocklebur rust fungus (Puccinia xanthii), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Plant cells of a leaf of common green moss through a microscope, collected on a lawn in Bee Creek Park. College Station, Texas, February 11, 2022  Biseptate teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Details of teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Large teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Teliospores (in KOH, low magnification) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium) collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Black hair of Ascomycete mushrooms Geopora arenosa(?) under a microscope collected in Lick Creek Park. College Station, Texas, May 13, 2024  Black Ascomycota fungus and skin of giant cane under a microscope at larger magnification, collected on Kiwanis Nature Trail. College Station, Texas, April 1, 2022  Spores of a rust fungus Coleosporium viguierae(?) (under a microscope, in KOH solution) found on leaves of frostweed (Verbesina virginica) from a pipeline right of way in Lick Creek Park a day before. College Station, Texas, August 18, 2022  Spores of a small red cap bolete mushroom under a microscope (spore print is almost black), collected in Lick Creek Park. College Station, Texas, May 13, 2022  Leaves of redbay tree (Persea borbonia) with black mildew caused by fungus Meliola martiniana (Setameliola martiniana), collected 2 days before on the edge of Martin Flat in Little Thicket Nature Sanctuary near Cleveland. Texas, February 26, 2024  Tissues of black background substance on poop with fungus Stilbella fimetaria (in KOH, x40 objective) collected in Lick Creek Park. College Station, Texas, February 3, 2023  Tissues of black background substance on poop with fungus Stilbella fimetaria (in KOH, x10 objective) collected in Lick Creek Park. College Station, Texas, February 3, 2023  Spores of a rust fungus Coleosporium viguierae(?) (under a microscope, in Lugol solution) found on leaves of frostweed (Verbesina virginica) on a pipeline right of way in Lick Creek Park a day before. College Station, Texas, August 18, 2022  Leaves of goldenrod (Solidago) with yellow spots from goldenrod rust fungus Coleosporium solidaginis (Coleosporium asterum)(?), collected over a sewage line in Lick Creek Park. College Station, Texas, August 3, 2023  Hair under a microscope (with x10 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Tissues under a microscope (with x40 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Cup tissues under a microscope (with x40 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Tissues of black background substance on poop with fungus Stilbella fimetaria (in FeCl3 solution) collected in Lick Creek Park. College Station, Texas, February 3, 2023  Asci and paraphyses under a microscope (with x40 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Some tubular structure of rust fungus Puccinia dioicae under microscope, collected from cut-leaved evening primrose collected in Lick Creek Park. College Station, Texas, April 18, 2022  White grainy substance from Protomyces(?) fungus near parasitic Ascomycete fungus Coccoidella scutula from upper surface of leaves of red bay (Persea borbonia) under a microscope with x100 objective, collected a day before in Little Thicket Nature Sanctuary. Texas, March 26, 2023  Leaves of goldenrod (Solidago) showing yellow spots with uredinia of goldenrod rust fungus Coleosporium solidaginis (Coleosporium asterum)(?), collected over a sewage line in Lick Creek Park. College Station, Texas, August 3, 2023  Paraphyses and asci under a microscope (with x100 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Asci and paraphyses under a microscope (with x100 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  White grainy substance from Protomyces(?) fungus near parasitic Ascomycete fungus Coccoidella scutula from upper surface of leaves of redbay tree (Persea borbonia) under a microscope with x40 objective, collected a day before in Little Thicket Nature Sanctuary. Texas, March 26, 2023  Uderside of leaves of goldenrod (Solidago) showing yellow spots with uredinia of goldenrod rust fungus Coleosporium solidaginis (Coleosporium asterum)(?), collected over a sewage line in Lick Creek Park. College Station, Texas, August 3, 2023  Asci and paraphyses under a microscope (in lugol, with x100 objective) of Ascomycete fungus Scutellinia nigrohirtula(?) or may be S. subhirtella with somewhat short hairs, or immature short-haired S. crinita collected in Lick Creek Park. College Station, Texas, March 7, 2023  Black dots of fruiting structures of a fungus Ophiodothella vaccinii on leaves of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, August 2, 2019  Flat-topped goldenrod (Euthamia leptocephala) with leaf tar spots caused by gall midge Asteromyia euthamiae with a symbiotic fungus Botryosphaeria dothidea in Lick Creek Park. College Station, Texas, June 1, 2022  Flat-topped goldenrod (Euthamia leptocephala) with leaf tar spots caused by gall midge Asteromyia euthamiae with a symbiotic fungus Botryosphaeria dothidea in Lick Creek Park. College Station, Texas, September 29, 2022  Sporangiophores of downy mildew fungus Plasmopara geranii from leaves of cranesbill at low magnification, collected in Lick Creek Park. College Station, Texas, December 15, 2023  Leaf of crane s bill (Geranium carolinianum) with a wart caused by fungus Synchytrium geranii on a lawn in Hensel Park. College Station, Texas, March 25, 2021  Sporangiophores and conidia of downy mildew fungus Plasmopara geranii from leaves of cranesbill at low magnification, collected in Lick Creek Park. College Station, Texas, December 15, 2023  Galls caused by fungus Exobasidium symploci-japonicae on sweetleaf under a microscope (in KOH, x40 objective), collected on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, September 24, 2022  Spores of fungus Hypomyces chrysospermus in KOH solution under a microscope, collected in Lick Creek Park. College Station, Texas, May 27, 2022  Spores of fungus Chromelosporium carneum under a microscope, collected in Lick Creek Park. College Station, Texas, April 29, 2022  Shoots of a small tree of persimmon(?) in Bee Creek Park. College Station, Texas, March 24, 2023  Spores of egghead mottlegill mushrooms (Panaeolus semiovatus) from horse dung (spore print completely black) under a microscope with x40 objective in KOH solution, collected in Lick Creek Park. College Station, Texas, September 1, 2022  Black beetle on a leaf of woolly croton in Lick Creek Park. College Station, Texas, August 3, 2010  Branches of sporangiophores with obtuse tips and oospores of downy mildew fungus Plasmopara geranii from leaves of cranesbill, collected in Lick Creek Park. College Station, Texas, December 15, 2023  Spores of sorghum ergot fungus (Claviceps africana) under a microscope, collected in Bee Creek Park College Station, Texas, April 25, 2022  Some tubular structure of fungus Chromelosporium carneum under a microscope, collected in Lick Creek Park. College Station, Texas, April 29, 2022  Spores of fungus Hypomyces chrysospermus in iodine solution under a microscope, collected in Lick Creek Park. College Station, Texas, May 27, 2022  Spores (without cover glass, under a microscope) of parasol mushrooms (Macrolepiota procera) collected a day before in Lick Creek Park. College Station, Texas, October 26, 2023  Leaves of crane s bill (Geranium carolinianum) with red galls caused by wart disease (false rust) by fungus Synchytrium geranii (Chytrids) taken from Bee Creek Park. College Station, Texas, March 23, 2021  Dry leaves of black cherry(?) in Lick Creek Park. College Station, Texas, September 13, 2023  Filaments of web mold fungus Syzygites megalocarpus from Amanita under a microscope at low magnification, collected in Lick Creek Park. College Station, Texas, May 13, 2022  Fungus Synchytrium geranii (Chytrids) from crane s bill under a microscope collected in Lick Creek Park. College Station, Texas, March 30, 2022  Spores of rust fungus Coleosporium steviae(?) from Eupatorium serotinum under a microscope, collected in Lick Creek Park. College Station, Texas, May 15, 2022  Various spores of rust fungus Coleosporium steviae(?) from Eupatorium serotinum under a microscope, collected in Lick Creek Park. College Station, Texas, May 15, 2022  Filaments and spores(?) of web mold fungus Syzygites megalocarpus from Amanita under a microscope, collected in Lick Creek Park. College Station, Texas, May 13, 2022  Entangled filaments of web mold fungus Syzygites megalocarpus from Amanita under a microscope, collected in Lick Creek Park. College Station, Texas, May 13, 2022  Details of filaments of web mold fungus Syzygites megalocarpus from Amanita under a microscope, collected in Lick Creek Park. College Station, Texas, May 13, 2022  Spores of orange mosscap mushrooms (Rickenella fibula) under a microscope with x100 objective, collected in Lick Creek Park. College Station, Texas, April 17, 2023  Young leaves of flame leaf sumac in Lick Creek Park. College Station, Texas, March 10, 2023  Malformed basal leaves of crane s bill (Geranium carolinianum) with wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) taken from Bee Creek Park. College Station, Texas, March 23, 2021 |