 Caked mud overgrown by grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Fresh grass on caked mud on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Caked mud with green grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Caked mud covered by green grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Fresh green grass growing over caked mud on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Caked mud on bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Caked mud on bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Caked mud on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Caked mud on dried bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Flat caked mud on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Flat caked mud and mussel shells on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dried bottom with green grass of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried bottom with emerging green grass of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Cracks and grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Dried mud and grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Mud with green grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Cracked soil and grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Green grass on dried bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Cracked soil with some grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Cracks in soil overgrown by grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Deep cracks in soil overgrown by grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Cracked soil covered by green grass on bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Caked mud on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried cracked mud on bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Cracked soil on bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried bottom with cracked mud of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Dried mud with patches of green grass 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
 Barnyard grass (cockspur, Echinochloa crus-galli) 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
 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
 Dry leaves of lotus (Nelumbo lutea) in caked mud of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Creeping love grass (Eragrostis reptans) on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Creeping love grass (Eragrostis reptans) on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Male flowers of creeping love grass (Eragrostis reptans) on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Tiny white grass oysterling mushrooms Crepidotus epibryus(?) on grass roots in a sandy pit dug by animals, in red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Close-up of tiny white grass oysterling mushrooms Crepidotus epibryus(?) on grass roots in a sandy pit dug by animals, in red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Details of tiny white grass oysterling mushrooms Crepidotus epibryus(?) on grass roots in a sandy pit dug by animals, in red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Underside of tiny white grass oysterling mushrooms Crepidotus epibryus(?) on grass roots in a sandy pit dug by animals, in red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Sedge-like plant Fimbristylis vahlii(?) and creeping love grass (Eragrostis reptans) on shores of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
 Some grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Path with dried grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 31, 2022
 Green grass and vines at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
 Some small grass in wet area at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Yellow star-grass (Hypoxis hirsuta) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
 Southern canary grass (Phalaris caroliniana)(?) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Some small sedge on a dry lake bottom on a shore of Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2020
 Spikelets of mouse barley grass (Hordeum pusillum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Spikelet of southern canary grass (Phalaris caroliniana) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Katydid nymph of yellow star-grass (Hypoxis hirsuta) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Stand of southern canary grass (Phalaris caroliniana) in wet area at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 20, 2022
 Caked mud on dry bottom of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Caked mud on the bottom of Somerville Lake in Birch Creek Park. Texas, September 17, 2011
 Tiny white Clitopilus mushrooms near a sandy path in sparse grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Tiny white Clitopilus mushrooms near a road crossing, in sparse grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2022
 Seeds of silver bluestem grass (Bothriochloa laguroides) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 Small camouflaged caterpillar on purpletop tridens grass at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 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
 Spores of rust fungus Puccinia eatoniae var. myosotidis(?) from spring scorpion grass collected at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
 Old oak stump on bottom of dried Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2023
 Cracks in mud on bottom of dried Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2023
 Shells on dry bottom of Somerville Lake in Birch Creek Unit of Somerville Lake State Park, July 14, 2013
 Rattlebush growing on dry bottom of Somerville Lake in Birch Creek Unit of Somerville Lake State Park, July 14, 2013
 Tree root on dry bottom of Somerville Lake in Birch Creek Unit of Somerville Lake State Park, July 14, 2013
 Petrified wood on dry bottom of Somerville Lake in Birch Creek Unit of Somerville Lake State Park, July 14, 2013
 Skeleton of alligator gar on dry bottom of Somerville Lake in Birch Creek Unit of Somerville Lake State Park, July 14, 2013
 Weathered oak wood on bottom of dried Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2023
 Green algae on bottom of dried Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2023
 Animal tracks on caked mud of dry bottom of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Orange aeciospores of rust fungus Puccinia eatoniae var. myosotidis(?) from spring scorpion grass collected at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 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
 Textured surface of spores of rust fungus Puccinia eatoniae var. myosotidis(?) from spring scorpion grass collected at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
 Some sedge 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
 Dead armadillo 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
 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
 Some rusty crust 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
 Dead oak roots on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Spores of rust fungus Puccinia eatoniae var. myosotidis(?) from spring scorpion grass under a microscope showing their texture, collected at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022
 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
 Longspike tridens grass (Tridens strictus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 Brownseed Paspalum grass (Paspalum plicatulum) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 Turnsole Heliotropium procumbens 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
 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
 Turnsole (Heliotropium indicum) 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
 Masses of flatsedge (Cyperus) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Purpletop tridens grass (greasegrass, Tridens flavus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020
 Plant Fimbristylis vahlii with flowers 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
 Seedling of partridge pea (Cassia fasciculata) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
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