 Dry smartweed in a lake near McCain Creek Park at Lake Somerville. Texas, November 12, 2011
 Smartweed (Polygonum) at a cattle drinking pond near a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Smartweed (Persicaria, Polygonum) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Dry oak trees near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Dried Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Dry vegetation around Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Large dry oak near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Trees on a shore of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 White egrets in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Yellow foliage of oaks near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, November 21, 2020
 Smartweed overgrowing dry pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 23, 2011
 Flowers of smartweed (Persicaria, Polygonum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Nails Creek Park, view from dried Lake Somerville. Texas, November 12, 2011
 Old cattle pond at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 6, 2024
 Cattle pond at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 19, 2022
 Old cattle pond at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 31, 2021
 Lake Somerville Trailway around Flag Pond near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Flag Pond, view from Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Old live oak near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 31, 2020
 Mud flats of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, December 30, 2021
 Road near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 View of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Shores of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 31, 2020
 Dry oak tree near Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Marsh near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Pines near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 A tree near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 31, 2020
 Flag Pond with aquatic weeds on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Rusty oil pipes near Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Vegetation on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Branches of an old live oak near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 31, 2020
 Overgrown section of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Alligator s habitat in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 26, 2020
 Mud flats and edge of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, December 30, 2021
 Pines on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 A hill with pines near Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Small elm trees on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Various liverworts 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 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
 Dead tree on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Some hairy grass on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Dry bushes and elm trees on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 View of Flag Pond with yellow lotus from Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Dry live oak tree on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Bladderwort (Utricularia gibba) on wet mud of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Pink phlox flowers at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Some shoots with lanceolate leaves at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Dead oaks in a formerly flooded area near Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Marsh fleabane (Pluchea) on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Fieldcap (Agrocybe)(?) mushroom at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Yellow lotus (Nelumbo lutea) taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Red water fern (Azolla filiculoides(?)) in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Dry fruit of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Blooming bladderwort (Utricularia gibba) on wet mud of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Wet mud of Flag Pond with plants of bladderwort (Utricularia gibba) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Lotus (Nelumbo lutea) in dried mud of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Leaves of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Yellow lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Masses of yellow lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 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
 Decomposing leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Close-up of red water fern (Azolla filiculoides(?)) in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Hypoxylon canker of oak fungus (Biscogniauxia atropunctata) Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Yellow flower of lotus Nelumbo lutea taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Ovary of American lotus (Nelumbo lutea) taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Flower of American lotus (Nelumbo lutea) taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Chickenspike (gooseweed, wedgewort, Sphenoclea zeylanica) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Texture of a dry leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Folded dry leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Texture of red water fern (Azolla filiculoides(?)) in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Sticky mouse-ear (Cerastium glomeratum) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Heartleaf nettle (Urtica chamaedryoides) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Rotting leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 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
 Red water fern (Azolla) and other aquatic plants in Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Mat of water-hyssop (Bacopa monnieri) on a shore of Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Yellow flower of bladderwort (Utricularia gibba) on wet mud of Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 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
 Whitestar morning-glory (Ipomoea lacunosa) near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 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
 Flowers of yellow lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, July 15, 2022
 Drying leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 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
 Field chickweed (Cerastium arvense(?)) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Leaves of bluebonnet (Lupinus) with some whitish fungus(?) at Lake Somerville Trailway near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Cursed buttercup (Ranunculus sceleratus) on a shore of Flag Pond at Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, April 4, 2021
 Denseflower bladderpod (Lesquerella densiflora) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Large pinkgill (Russula) mushrooms on roadside near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, December 30, 2021
 Underside of fieldcap (Agrocybe)(?) mushroom at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Blue flowers of spiderwort (Tradescantia) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Smartweed (Polygonum) near a pond in Central Park. College Station, Texas, July 30, 2014
 Willow leaf (curlytop) smartweed (polygonum lapathifolium) on north shore of Lake Somerville. Texas, September 27, 2008
 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
 Funnel-shaped dry leaf of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 Back lit yellow flower of lotus Nelumbo lutea taken from Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Close-up of red water fern (Azolla filiculoides) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 Wrinkled brown leaves of lotus (Nelumbo lutea) in Flag Pond near Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, October 16, 2022
 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
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