 Turnsole (Heliotropium indicum) with a small beetle 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 (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
 Turnsole (Heliotropium indicum) 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
 Fire ants eating a grasshopper on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Ball rolling dung beetle (Scarabeus) on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Gulf Fritillary (Agraulis vanillae) butterfly on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Shaggy Portulaca (Rose purslane, Portulaca pilosa) on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Marsh specie of morning glory (Ipomoea) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Climbing hempvine (Mikania scandens) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 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
 Globular flower of buttonbush (Cephalanthus occidentalis) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Green 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 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
 Marsh mallow (Halbert-leaved hibiscus, Hibiscus militaris) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Salt-marsh fleabane (Pluchea odorata, Pluchea purpurescens) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Salt-marsh fleabane (Pluchea odorata, Pluchea purpurescens) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Close up of salt-marsh fleabane (Pluchea odorata, Pluchea purpurescens) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Blue waterleaf (Hydrolea ovata) near a small pond in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Buttonbush (Cephalanthus occidentalis) on a shore of the lake in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Flower of buttonbush (Cephalanthus occidentalis) on a shore of the lake in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Road around the lake in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Road in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Bracted fanpetals (Sida ciliaris) on a road in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Flowers of bracted fanpetals (Sida ciliaris) on a road in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 White prickly poppy on shores of the lake in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Dry vegetation on a shore of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Dry buttonbush on a shore of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Galls under an oak leaf in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Winter forest in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Oak galls on a trail in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Lichen on a twig in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Some winter rosette in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Oil pump in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Brown hawk moth near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Accumulation of oak galls on a trail in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Nest of paper wasps on a log in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Some blooming bush in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 A bug on spiderwort (Tradescantia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Dayflower (Commelina) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Phlox flowers in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Sage (Salvia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Spiderwort (Tradescantia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 A fly on spiderwort (Tradescantia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Morning Glory (Ipomoea cordatotriloba) in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Winter rosette of milk(?) thistle in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Turtle hiding its head in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Pink phlox flowers in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Beebalm (Monarda punctata) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Bladderpod flower (Lesquerella) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Flowers of spiderwort (Tradescantia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Wild buckwheat (Yerba colorado, Eriogonum) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Buffalo gourd (calabazilla, Cucurbita foetidissima) taken from Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Flowers of blue waterleaf (Hydrolea ovata) in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Prickly seeds of Buffalo bur (Solanum rostratum) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Coralberry (Indian currant, Symphoricarpos orbiculatus) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Winter rosette of Hymenopappus artemisiifolius (Old plainsman)(?) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Collected fruits of persimmon (Diospyros virginiana) on a log in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Brown hawk moth sleeping on a dry coneflower near Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Back lit bladderpod flower (Lesquerella) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Red firewheel flower (Gaillardia amblyodon) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Bracted fanpetals (Sida ciliaris) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Flowers of beebalm (Monarda punctata) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Katydid on white prickly poppy in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Blooming beebalm (Monarda punctata) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Young leaves of a plant of pea family in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Venus looking glass (Triodanis perfoliata) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Wild Carrot (Daucus pusillus) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Possum-haw holly (deciduous yaupon, Ilex decidua) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Flowers of wild buckwheat (Yerba colorado, Eriogonum) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Yellow flowers of prickly pears (Opuntia) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Flower of Venus looking glass (Triodanis perfoliata) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Stamens of a flower of white prickly poppy in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 White prickly poppy (Argemone albiflora) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Ants eating a dead copperhead snake in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Blue berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Purple gerardia (false foxglove, Agalinis purpurea(?)) on roadside in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Fluffy seeds of angularfruit milkvine (anglepod, Matelea gonocarpos) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Cluster of berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Green berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Rusty flowers of wild buckwheat (Yerba colorado, Eriogonum) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Cluster of berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Annual blue-eyed grass (Sisyrinchium rosulatum) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Central part of a flower of white prickly poppy in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Flower of Baby blue eyes (Nemophila phacelioides) in Birch Creek Unit of Lake Somerville State Park, April 29, 2012
 Lichens and green berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Green and blue berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Dark blue berries of upland swamp-privet (Forestiera ligustrina) in Birch Creek Unit of Somerville Lake State Park. Texas, November 11, 2012
 Dehisced seedpod (follicle) of angularfruit milkvine (anglepod, Matelea gonocarpos) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 A trail near Somerville Lake in Birch Creek State Park. Texas, August 21, 2011
 Petrified wood stump on a shore of Lake Somerville, north from Big Creek Park. Texas, January 17, 2009
 Black Eyed Susan near Lake Somerville in Birch Creek Unit. Texas, May 5, 2012
 Dehisced seedpod (follicle) releasing seeds (silky white pappus) of angularfruit milkvine (anglepod, Matelea gonocarpos) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Petrified wood logs in layers of clay on a shore of Lake Somerville, north from Big Creek Park. Texas, January 17, 2009
 Road in Birch Creek Park near Somerville Lake. Texas, September 17, 2011
 Dry bottom of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Rotting log on dry bottom of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
 Sedges on dry bottom of Somerville Lake near Birch Creek Park. Texas, August 21, 2011
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