 Pink flowers of Violet wood sorrel (Oxalis violacea, shamrock) on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, February 15, 2020
 Violet wood sorrel (Oxalis violacea, shamrock) on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, February 15, 2020
 Violet wood sorrel (shamrock, Oxalis violacea?) in Big Thicket park on Sundew Trail. Texas, October 11, 2008
 Violet wood sorrel (shamrock, Oxalis violacea?) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 21, 2008
 Pink flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Violet wood sorrel (shamrock, Oxalis violacea?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Violet wood sorrel (shamrock, Oxalis violacea) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Violet wood sorrel (shamrock, Oxalis violacea) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Tiny purple flower of Violet wood sorrel (shamrock, Oxalis) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
 Flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Bloomin violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Meadow pink (Sabatia campestris) flower on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Back lit flowers of violet wood sorrel (Oxalis violacea, shamrock) in Little Thicket Nature Sanctuary. Cleveland, Texas, March 25, 2023
 Thrips on Meadow pink (Sabatia campestris) flower on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Pink wood sorrel (shamrock, Oxalis violacea?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, February 8, 2009
 Flower of violet wood sorrel (Oxalis violacea) on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Winecup flower on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Flower of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Violet Wood Sorrel (Oxalis violacea) in dew blooming at fall without leaves in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2013
 Violet wood sorrel (Oxalis violacea) on Lone Star Hiking Trail in Sam Houston National Forest west from Richards. Texas, April 9, 2019
 Pink flowers of pea family on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
 Violet wood sorrel (Oxalis violacea) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, August 2, 2014
 Violet wood sorrel (Oxalis violacea) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 American basket flower (Centaurea americana) on Prairie Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Blooming yellow wood sorrel (shamrock, Oxalis dillenii?) with soldier flies (Stratiomyidae) in Big Thicket park on Sandhill Loop Trail. Texas, March 23, 2008
 Back lit Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Flowers of Violet Wood Sorrel (Oxalis violacea) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Violet Wood Sorrel (Oxalis violacea) blooming at fall without leaves in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 22, 2011
 Violet wood sorrel (Oxalis violacea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Yellow flower of wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 13, 2012
 Purple flowers of Violet wood sorrel (shamrock, Oxalis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
 Mistflower (Eupatorium coelestinum) on Prairie Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Purple loosestrife (Lythrum salicaria)(?) on Prairie Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Pink flowers of Pyramid Flower (Melochia pyramidata) on west side of 40 Acre Lake in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Sheep sorrel (Rumex) on Big Creek Loop Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
 Herbertia flower north from Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Yellow wood sorrel (shamrock, Oxalis dillenii?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Sensitive brier (Schrankia uncinata)(?) on Prairie Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
 Yellow wood sorrel (shamrock, Oxalis dillenii?) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
 Herbertia (Prairie nymph) on Horseshoe Lake Loop Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
 Blooming yellow wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Blooming yellow wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 13, 2012
 Blooming violet ruella (Ruellia caroliniensis) on Pilant Slough Trail in Brazos Bend State Park. Needville, Texas, April 11, 2009
 Snake skeletons on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 Gayfeather (Liatris) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 White rose(?) on Prairie Trail in Brazos Bend State Park. Needville, Texas, March 12, 2020
 Alligator walking from Old to New Horseshoe Lake across Loop Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Beebalm (Monarda punctata) on Prairie Trail in Brazos Bend State Park. Needville, Texas, September 4, 2010
 Vervain (verbena) flower near Horseshoe Lake in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Pink flowers of wood sorrel (Oxalis) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, April 2, 2022
 Flat winter rosette of some plant on Prairie Trail in Brazos Bend State Park. Needville, Texas, March 12, 2020
 Purple loosestrife (Lythrum salicaria)(?) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 Some flat plant of mallow(?) family on Prairie Trail in Brazos Bend State Park. Needville, Texas, March 12, 2020
 Delta arrowhead (Sagittaria platyphylla) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 Scarlet pimpernel (Anagallis arvensis) on Hale Lake Loop Trail in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Green comet milkweed (Asclepias viridiflora) on Prairie Trail in Brazos Bend State Park. Needville, Texas, June 2, 2012
 White rose(?) with dark-green glossy leaves on Prairie Trail in Brazos Bend State Park. Needville, Texas, March 12, 2020
 Overlook of a bend of Pilant Slough in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Alligator resting on a log in Pilant Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator on west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator overlooking New Horseshoe Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator near west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator s snout near Pilant Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator s eyes near Pilant Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator in duckweed on west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Picnic place on north shore of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Great blue heron near Pilant Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator floating in west side of New Horseshoe Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Cormorant drying wings on east side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator s head floating in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Head of an alligator in duckweed in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 American coot(?) birds on west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator in green duckweed in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Little blue heron bird near Pilant Lake bridge in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Baby alligators on west side of 40 Acre Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Group of baby alligators on west side of 40 Acre Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator with open mouth on west shore of New Horseshoe Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Alligator covered in green duckweed in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Common Moorhen marsh bird in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Vines on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Bicyclist riding on Spillway Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Oaks of Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Sida rhombifolia (Arrowleaf Sida) flower on west side of 40 Acre Lake in Brazos Bend State Park. Needville, Texas, July 4, 2008
 American coot(?) wetland birds on west side of 40 Acre Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Yellow-crowned night-heron bird in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Yellow-crowned night-heron marsh bird near Pilant Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Oaks and vines on Hoots Hollow Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Golden silk spider on the web on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Globe mallow(?) flowers on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Juvenile yellow-crowned night heron bird on west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Swamp milkweed (Asclepias perennis) on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Juvenile yellow-crowned night heron marsh bird in west side of Elm Lake in Brazos Bend State Park. Needville, Texas, April 22, 2008
 Entangled dead trees from east side of Spillway Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Family of golden silk spiders at lunch on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Close-up ventral view of golden silk spider on Spillway Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Wading great white egret (Ardea alba) from Spillway Trail in Brazos Bend State Park. Needville, Texas, December 14, 2008
 Flower of wood sorrel (Oxalis acetosella, Russian name Kislitsa) in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
 Wood sorrel (Oxalis acetosella, Russian name Kislitsa) in flower in Sosnovka Park. Saint Petersburg, Russia, May 20, 2017
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