 Katydid on white prickly poppy in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 White prickly poppy (Argemone albiflora) in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 Stamens of a flower of white prickly poppy in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 Central part of a flower of white prickly poppy in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 White prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 14, 2024
 White prickly poppy (Argemone albiflora) on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, May 6, 2018
 White prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 White prickly poppy (Argemone albiflora) on a road on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, May 6, 2018
 Winter rosette of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 6, 2024
 Leaves of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Blooming white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Flower of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Large flower of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Delicate flower of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Side view of flower of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Honey bee hovering over a flower of white prickly poppy (Argemone albiflora) at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Flower of white prickly poppy (Argemone albiflora) with a green metallic beetle at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 White prickly poppy (Argemone albiflora) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 26, 2023
 Leaves of white prickly poppy (Argemone albiflora) on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Prickly poppy (Argemone albiflora) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Flower of prickly poppy (Argemone albiflora) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Rosette of leaves of white prickly poppy (Argemone albiflora) on sand mound of harvester ants on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Flower of prickly poppy (Argemone albiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
 Winter rosette of leaves of white prickly poppy (Argemone albiflora) on sand mound of harvester ants on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Close up of a flower of prickly poppy (Argemone albiflora) 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
 Katydid nymph on a petal of prickly poppy (Argemone albiflora) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
 Yellow flowers of prickly pears (Opuntia) in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 Late blooming prickly poppy (Argemone albiflora) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 31, 2020
 Shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
 Some sedge on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Caked mud on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Old fallen oak on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Some dried crust on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Some rusty crust on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dead oak roots on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Oak stump and roots on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dead armadillo on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dodder (Cuscuta) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Spike of some sedge on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Turnsole Heliotropium procumbens on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Turnsole (Heliotropium indicum) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Plant Fimbristylis vahlii on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Remains of oak stump and roots on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Rustweed (Polypremum procumbens) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Masses of flatsedge (Cyperus) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Turnsole (Heliotropium indicum) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Turnsole Heliotropium procumbens together with flatsedge on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Spikes of a plant Fimbristylis vahlii on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Flower of rustweed (Polypremum procumbens) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Blooming turnsole Heliotropium indicum on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Seedling of partridge pea (Cassia fasciculata) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 False daisy (Eclipta prostrata) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Turnsole Heliotropium indicum together with flatsedge on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Plant Fimbristylis vahlii with flowers on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Blooming plant Fimbristylis vahlii on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Shoot of water-primrose (Ludwigia) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Green carpetweed (Mollugo verticillata) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Prickly seeds of Buffalo bur (Solanum rostratum) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Woolly-white (Hymenopappus) with petaloid white phyllaries (bracts) on north shore of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, April 15, 2018
 Small sedge-like plant Fimbristylis vahlii on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Seeds of creeping lovegrass (Eragrostis reptans) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Field sandbur grass (Cenchrus spinifex) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Whitestar morning-glory (Ipomoea lacunosa) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Glossy leaves of water-primrose (Ludwigia) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Blooming creeping lovegrass (Eragrostis reptans) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Shoot of creeping lovegrass (Eragrostis reptans) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Barnyard grass (cockspur, Echinochloa crus-galli) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dry oak on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Back lit spike of field sandbur grass (Cenchrus spinifex) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Female flowers of creeping love grass (Eragrostis reptans) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Inflorescense of barnyard grass (cockspur, Echinochloa crus-galli) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dry oak tree on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dry oaks on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Oak trees in fog on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Elm trees on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dry oak wood on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Overgrown shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Blooming prickly pear cactus (Opuntia) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 7, 2023
 Sedges and buttonbush on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dried tree in fog on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Vegetation with elm and greenbrier on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Brown vegetation on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Skeletons of dry oak trees on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Old oak wood among flatsedge on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Silhouette of a dry tree in fog on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Flatsedge (Cyperus) on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Flatsedge and elm trees on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Carcass of an animal on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Small dry tree in fog on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Mussel shells on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Black willow on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dead oak skeleton on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Brown grasses on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dead oaks on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Masses of flatsedge on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Brown vegetation on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Yellow flower of prickly pear cactus (Opuntia) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 7, 2023
 Woolly-white (Hymenopappus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
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