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2810-03. Woolly growth (gall) on a dry oak leaf on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
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2810-03. Woolly growth (gall) on a dry oak leaf on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Woolly growth (galls) on underside of a hickory(?) leaf on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, July 19, 2022  Gall (Woolly growth) on a dry oak leaf in Wolf Pen Creek Park. College Station, Texas, November 30, 2017  Woolly growth (gall) on a dry oak leaf in Bastrop State Park. Bastrop, Texas, November 28, 2019  Orange woolly growth (gall) on a fallen oak leaf in Bastrop State Park. Bastrop, Texas, November 28, 2019  Milky false truffle mushroom Zelleromyces cinnabarinus placed on an oak leaf with a gall on Richards Loop Trail in Sam Houston National Forest. Texas, December 28, 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  Woolly growth on glasswort (Salsola imbricata) caused by gall midges (gall gnats, Cecidomyidae) taken from Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015  Gall on a stem of Solidago caused by a parasitic goldenrod gall fly Eurosta solidaginis on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  Gall on a stem of Solidago caused by a parasitic goldenrod gall fly Eurosta solidaginis on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  Large catalpa-like leaf with pronounced veins on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 20, 2020  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  Distorted growth of oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020  Yellow leaf of passion flower (Passiflora lutea) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 20, 2020  Texas leaf cutting ant (Atta texana) on a sand mound on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Flowers of woolly-white (Hymenopappus artemisiaefolius) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020  Texas leaf cutting ants (Atta texana) excavating sand on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Texas leaf cutting ants (Atta texana) carrying sand bits on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Oak leaf anthracnose (leaf spot fungus, Dicarpella dryina, Tubakia dryina) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 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  Close-up of oak leaf anthracnose (leaf spot fungus, Dicarpella dryina, Tubakia dryina) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020  Back lit oak leaf anthracnose (leaf spot fungus, Dicarpella dryina, Tubakia dryina) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020  Woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Speckled leaf of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020  Close-up of a leaf of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020  Orange leaf of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020  Venation of a sassafras leaf on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020  Texture of a leaf of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, December 15, 2020  Young woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Gills of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a side of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Fresh growth of crowded parchment fungus (Stereum complicatum) on a tree on Little Lake Loop Trail in Sam Houston National Forest east from Trail Head No. 4, near Montgomery. Texas, November 29, 2020  Old caps of splitgill mushrooms (Schizophyllum commune) with some fungal growth on a fallen oak on Little Lake Loop Trail in Sam Houston National Forest east from Trail Head No. 4, near Montgomery. Texas, November 29, 2020  Bamboo growth on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, November 13, 2020  Dense caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Overlapping caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Cluster of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Pattern of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 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  Close-up of caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Caps of slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Large number of caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a small (around 20 cm in diameter) fallen oak (could be other tree) on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Small and large caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Young caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Emerging caps and mycelium of woolly oyster mushrooms (Hohenbuehelia mastrucata) on underside of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Partially dried caps of woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Underside of slightly dried woolly oyster mushrooms (Hohenbuehelia mastrucata) on a broken end of a fallen oak on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, December 27, 2020  Flowers of narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020  Young red lobed leaf of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020  Hickory leaf with dense cover of Phylloxera galls on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, May 2, 2020  Young lobed leaf of mustang grape (Vitis mustangensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020  Artichoke-shaped gall on on the top of a shoot of goldenrod Solidago canadensis on Richards Loop Trail in Sam Houston National Forest. Texas, July 10, 2022  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  Woolly-white (Hymenopappus) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022  Flowers of woolly-white (Hymenopappus) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022  Woolly-white (Hymenopappus) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  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  Termites under a log on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Blooming woolly-white (Hymenopappus) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022  Growth of white resupinate polypore mushroom on a cut surface of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024  Fresh growth of corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023  Blooming woolly-white (Hymenopappus) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  Flowers of woolly-white (Hymenopappus) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  Flowers of woolly-white (Hymenopappus) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024  Colony of termites under a log on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on a leaf of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020  Leaf of resurrection fern (Pleopeltis polypodioides) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, November 26, 2020  White web-like young growth of corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023  Young growth of merulioid corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023  Pattern of growth of merulioid corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023  Woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Blooming woolly-white (Hymenopappus) with a flower beetle on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022  Beautyberry (Callicarpa americana) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Soft white young growth of corticioid fungus Serpula himantioides on a pine log on Richards Loop Trail in Sam Houston National Forest. Texas, January 11, 2023  Pattern of growth of netted crust fungus (Byssomerulius corium) on a fallen oak branch on Richards Loop Trail in Sam Houston National Forest. Texas, January 27, 2024  Blooming woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Rosette of leaves of woolly-white (Hymenopappus artemisiaefolius) on FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024  Woolly rosette grass (Dichanthelium scabriusculum) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Thin shoots of Urochloa(?) grass in a pine forest on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 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  Leaves of coralbean (Erythrina herbacea) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Branched noseburn (Tragia ramosa) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Former cattle lake on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 20, 2020  Flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Silvery basal leaves of woolly-white (Hymenopappus artemisiaefolius) on FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024  Mosquito on flowers of woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Flowers of woolly rosette grass (Dichanthelium scabriusculum) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Pink flowers of woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024  Leaves of Chinese tallow (Sapium sebiferum) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Southern prairie aster (Eurybia hemispherica) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020  Shoot of Southern wax myrtle (Myrica cerifera) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Eastern hog-nosed snake (Heterodon platirhinos)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Seeds of gayfeather (Liatris) on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 20, 2020  Purple threeawn grass (Aristida purpurea) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020  Seeds of bastard pennyroyal (Trichostema dichotomum) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020 |