 Prostrate plant with tiny leaves of terrestrial water-starwort (Callitriche terrestris) on a shore near Birch Creek Unit of Somerville Lake State Park. Texas, March 26, 2023
 Green mat of a prostrate plant terrestrial water-starwort (Callitriche terrestris) on wet soil near the lake at Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
 Mats of a prostrate plant terrestrial water-starwort (Callitriche terrestris) on wet soil near the lake at Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
 Dense prostrate plant terrestrial water-starwort (Callitriche terrestris) on wet soil near the lake at Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
 Tiny leaves of terrestrial water-starwort (Callitriche terrestris) on a shore near Birch Creek Unit of Somerville Lake State Park. Texas, March 26, 2023
 Mat of a semi-aquatic plant terrestrial water-starwort (Callitriche terrestris) with tiny leaves on a muddy shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
 Mat of terrestrial water-starwort (Callitriche terrestris) with tiny leaves on a muddy shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
 Terrestrial water-starwort (Callitriche terrestris) with tiny leaves and fruits on a muddy shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
 Tiny leaves of terrestrial water-starwort (Callitriche terrestris) together with balloonwort on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Close-up of a prostrate plant with tiny leaves terrestrial water-starwort (Callitriche terrestris) on wet soil on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, March 18, 2021
 Pillow like green mat of terrestrial water-starwort (Callitriche terrestris) with tiny leaves on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Terrestrial water-starwort (Callitriche terrestris) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Shoots of terrestrial water-starwort (Callitriche terrestris) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Balloonwort together with terrestrial water-starwort (Callitriche terrestris) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Twoheaded water-starwort (Callitriche heterophylla) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Twoheaded water-starwort (Callitriche heterophylla) near a small pond at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Tiny leaves of red water fern (Azolla) taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Underside of chamberbitter plant (Phyllanthus) with tiny fruits at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
 Rosettes of leaves and flower spikes of brookweed (water cabbage, Samolus valerandi) on wet soil on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Rosette of leaves of brookweed (water cabbage, Samolus valerandi) on wet soil near Flag Pond on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Terrestrial moss Thelia lescurii(?) on roadside at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2019
 Terrestrial moss Thelia lescurii(?) on sandstone in shade at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2019
 Brookweed (water cabbage, Samolus valerandi) on wet soil with seeping water on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Rosette of leaves of floating primrose willow (Ludwigia peploides) at water s surface at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2019
 Shoots of water-primrose (Ludwigia octovalvis)(?) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Some semi-aquatic plant with tiny yellow flowers on a muddy shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
 Young leaves of peppervine at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Young leaves of coralberry at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Young leaves of hackberry at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Glossy leaves of water-primrose (Ludwigia) on shores of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 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
 Terrestrial moss Thelia lescurii(?) on a side of a trail at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
 Terrestrial moss Thelia lescurii(?) on sandstone outcrop at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
 Terrestrial moss Thelia lescurii(?) on roadside sandstone rocks at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 5, 2020
 Leaves of a plant of carrot family at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 14, 2024
 Common bladder-moss (Physcomitrium pyriforme) on exposed soil at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Tiny-fruited spike-sedge (Eleocharis microcarpa(?)) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Some semi-aquatic plant, may be water primrose (Ludwigia), together with Texas balloonwort (Sphaerocarpos texanus) on a muddy shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
 Tiny mushrooms Mycena corticola on bark of a branch of a large live oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
 Small brown webcap (Cortinarius) mushrooms on a sandy soil of a descending road at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 18, 2021
 Stalked puffball mushrooms Tulostoma rufum on sandy soil near a road through red cedar forest at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 18, 2021
 Water primrose with narrow leaves (Ludwigia) in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Small flower heads of tiny-fruited spike-sedge (Eleocharis microcarpa(?)) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Grasshopper ona plant at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
 Grasshoppers on a dry plant at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 31, 2021
 Green leaves of water-primrose (Ludwigia) on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Carpet of leaves of water-primrose (Ludwigia) on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Tiny mushrooms Mycena corticola together with a lichen Heterodermia albicans on bark of a branch of a large live oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021
 Shoot of chamberbitter plant (Phyllanthus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021
 Young leaves of water-primrose (Ludwigia) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Glossy leaves of water-primrose (Ludwigia) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Rosette of leaves of some plant on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Hairy leaves of some plant on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Fresh leaves on oaks at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2019
 Rosette of basal leaves at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2022
 Rosette of leaves of lyreleaf sage at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2022
 Small green grasshopper on leaves of rough cocklebur at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
 Basal leaves of squaw-weed (Senecio ampullaceus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 24, 2021
 Basal leaves of woolly-white (Hymenopappus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 12, 2022
 Rosette of leaves of some aquatic plant on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Basal leaves of stemless evening primrose (Oenothera triloba) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, January 18, 2021
 Leaves 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
 Bougainvillea-like young leaves of buttonbush (Cephalanthus occidentalis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Narrow green leaves of a plant of mustard family on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Leaves of Ipomoea lacunosa damaged by rust fungus Coleosporium ipomoeae at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
 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
 Cracked soil on bottom of Lake Somerville near Birch Creek Unit of Somerville Lake State Park. Texas, October 4, 2022
 Fresh red leaves of blackjack oak (Quercus marilandica, black oak group) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Young leaves of blackjack oak (Quercus marilandica, black oak group) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Winter rosette of narrow leaves of a plant of mustard family on Lake Somerville Trailway in area of Newman Bottom near Nails Creek Unit of Somerville Lake State Park. Texas, February 2, 2021
 Leaves of common ragweed (Ambrosia artemisiifolia) damaged by eriophyid gall mites at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 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
 Leaves of summer spiderlily (woodland spider-lily, Hymenocallis occidentalis) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 Shallow water of Flag Pond covered by red water fern (Azolla) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 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
 Leaves 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
 Some corticioid fungus mixed with soil under a fallen oak at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 21, 2019
 Dry oak trees at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Greenbrier at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Dead oaks at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Flock of pelicans at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Shoot of coralberry at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Tilted oak trees at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Some black moth at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Fresh leaves and female flowers of eastern swamp privet (Forestiera acuminata var. vestita) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 14, 2020
 White corticioid (crust) fungus with many tiny mites at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 29, 2020
 Twoheaded water-starwort (Callitriche heterophylla) in wet area on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, January 31, 2021
 Young leaves of a plant of pea family in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 Squaw-weed (Senecio ampullaceus) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Blunt pellitory (Parietaria pensylvanica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Hemisphaeric liverwort (Reboulia hemisphaerica) on bare soil of a trail at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
 Turbin lichen (Cladonia peziziformis) in shade on exposed soil at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019
 Leaves of whitestar morning-glory (Ipomoea lacunosa) 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
 Tiny yellow flowers of monkey jump-up (Mecardonia procumbens) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 19, 2019
 Cut-leaved evening primrose (Oenothera laciniata) in dew at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Yellow star-grass (Hypoxis hirsuta) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Showy blue star (Amsonia illustris) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 29, 2021
 Wood blewit mushroom (Lepista nuda) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 18, 2021
|