Galls on an oak leaf near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Galls under an oak leaf in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
Galls (hollow blisters) on leaves of common ragweed (Ambrosia artemisiifolia) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Small dark aphids on a leaf near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Galls (numerous pale green warts) on leaves of common ragweed (Ambrosia artemisiifolia) caused by eriophyid gall mites at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Close-up of a leaf of Ipomoea lacunosa with rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Close-up of orange spots of rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Insect galls on fresh oak leaves at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
Close up of a flower of prickly poppy (Argemone albiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Jewel beetles (Buprestidae, Agrilus) on a woolly croton leaf at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Jewel beetles (Buprestidae, genus Agrilus) on a leaf of Croton capitatus at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Leaves of common ragweed (Ambrosia artemisiifolia) with galls caused by eriophyid mites at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
Galls caused by eriophyid mites on leaves of common ragweed (Ambrosia artemisiifolia) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
Oak galls on a trail in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
Distorted leaves of common ragweed (Ambrosia artemisiifolia) with galls caused by eriophyid mites at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
Accumulation of oak galls on a trail in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
Close-up of a bolete mushroom Boletus luridellus at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 17, 2021
Close-up of dodder (Cuscuta) on salt-marsh fleabane at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020
Close-up of a mature bolete mushroom Boletus luridellus at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 17, 2021
Close-up of a green frog on summer spiderlily (Hymenocallis occidentalis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Brown and greenish galls of lichenicolous fungus Tremella parmeliarum on powdered ruffle lichen (Parmotrema hypotropum) on a bush of upland swamp-privet in semi-open area at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
Narrow-leaf false dragonhead (Physostegia angustifolia(?)) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 7, 2023
Young leaf and flower buds of mustang grape at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
Leaf of whitestar morning-glory (Ipomoea lacunosa) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
Salt moth caterpillar on a leaf of giant ragweed at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 5, 2020
Indigofera(?) flowers near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Sagittaria like flowers near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Both sides of a leaf of Ipomoea lacunosa with rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Leaf-cutting (sharp-tailed) cuckoo bee Coelioxys (female) taken from bluestem grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2021
Details of orange rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Pattern of orange rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Texture of orange rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Orange spots of rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Buttonbush (Cephalanthus occidentalis) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Turk s cap (Malvaviscus drummondii) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Passion flower (Passiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Slender vervain (verbena) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Flowers of a species of Indigofera near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Texture of orange spots of rust fungus Coleosporium ipomoeae on a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
A nest of leaf-cutting ants with green and black fruits of evening primrose (Oenothera)(?) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
Orange spots of rust fungus Coleosporium ipomoeae on underside of a leaf of Ipomoea lacunosa at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Kleptoparasitic leaf-cutting (sharp-tailed) cuckoo bee Coelioxys, female, on bluestem grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2021
Fruits of peppervine (Ampelopsis arborea) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Hooker s eryngo (Eryngium hookeri) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Spurge (Euphorbia heterophylla) on roadside near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Red firewheel flower (Gaillardia amblyodon) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Blooming buttonbush (Cephalanthus occidentalis) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Tiny Diodia like flower on roadside near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Copper lily (Habranthus texanus) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Flower of whitestar morning-glory (Ipomoea lacunosa) and a leaf with rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Unripe green and black fruits of evening primrose (Oenothera)(?) collected by leaf-cutting ants at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
Underside of a leaf of whitestar morning-glory (Ipomoea lacunosa) with rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Close-up of a little green frog on a shore of Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2020
Close-up of a grasshopper on bluestem grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 17, 2021
Close-up of buttonbush (Cephalanthus occidentalis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 17, 2021
Close-up of beebalm (Monarda punctata) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 14, 2020
Close-up of woolly-white (Hymenopappus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
Underside of a leaf of spring scorpion grass (Myosotis macrosperma) with rust fungus Puccinia eatoniae var. myosotidis(?) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2022
Sand mounds of Texas leaf cutting ants Atta texana at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 4, 2020
Flower of Copper lily (Habranthus texanus) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Fruits of spurge (Euphorbia heterophylla) on roadside near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Jew s ear mushroom (Auricularia auricula-judae complex) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Green berries of beautyberry (Callicarpa americana) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Flower of prickly poppy (Argemone albiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Ball rolling dung beetles (Scarabeus) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Close up of hemisphaeric liverwort (Reboulia hemisphaerica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
Close up of resupinate polypore mushroom under a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
Close-up of resupinate polypore mushroom on a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
Rust fungus Puccinia eatoniae var. myosotidis(?) on underside of a leaf of spring scorpion grass (Myosotis macrosperma, Boraginaceae) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
Whitestar morning-glory (Ipomoea lacunosa) with a flower and a leaf with orange spots from rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
Close-up of common puffball mushrooms (Lycoperdon perlatum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 9, 2022
Close up of a common hydnoid fungus on a recently dried oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
Close up of staminate flowers of cocklebur (Xanthium strumarium) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
Close up of corticioid polypore mushroom Ceriporia(?) under a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
Close-up of western umbrella-sedge (Fuirena simplex) on a shore of Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2020
Close-up of resupinate polypore fungus Ceriporia(?) under a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 26, 2020
Close-up of seed capsules of cocklebur (Xanthium strumarium) taken from Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 4, 2020
Close-up of terrestrial moss Thelia lescurii(?) on roadside at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 5, 2020
Close-up of passion flower (maypop, Passiflora foetida) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 14, 2020
Close up of southern prairie aster (Eurybia hemispherica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
Close-up of flowers of wild buckwheat (Eriogonum annuum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
Close up of petticoat mottlegill mushrooms (Panaeolus papilionaceus) on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, May 6, 2018
Close-up of winter stalkball mushrooms (Tulostoma fimbriatum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 6, 2024
Green and white spurge (Euphorbia heterophylla) on roadside near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Katydid nymph on prickly poppy (Argemone albiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Close-up of thin brown Tomentella on old Phellinus mushroom on a juniper log at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 1, 2023
Close-up of Dog Vomit Slime Mold (Fuligo septica) on a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
Close-up of white corticioid (crust) fungus under a fallen oak branch at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2020
Close up of green crust fungus Trichoderma viride under a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
Close-up of white tubelet fungus (Henningsomyces candidus) on a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 13, 2022
Close-up of a spike of a tall ladies-tresses (Spiranthes) in prairie at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020
Close-up of corticioid (crust) fungus Dichostereum effuscatum on a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 18, 2021
Close-up of turbin lichen (Cladonia peziziformis) on a side of a road at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
Close-up of speckled shield lichen (Punctelia) on a sandstone rock at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
Close-up of orange resupinate polypore mushrooms on underside of a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2020
Close-up of white tubelet mushrooms (Henningsomyces candidus) on underside of an oak log at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 1, 2023
Close-up of hemisphaeric liverwort (Reboulia hemisphaerica) near crossing of a small creek at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
Leaf cutting ant s highway on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
Close-up of winter stalkball mushrooms (Tulostoma fimbriatum) on black background at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 6, 2024
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