 Blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Flowers of blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Flowers of blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Flowers of Blue eyed grass (Sisyrinchium) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Flowers of Blue eyed grass (Sisyrinchium), backlit, on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
 Close-up of blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
 Flowers of blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
 Blue-eyed grass (Sisyrinchium) on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, March 23, 2019
 Back lit flowers of blue-eyed grass (Sisyrinchium) on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, March 23, 2019
 Blue eyed grass (Sisyrinchium) near Lake Somerville, near Flat Prairie. Texas, March 29, 2008
 6-petaled star flowers of Blue eyed grass (Sisyrinchium) in Lick Creek Park, on Post Oak Trail. College Station, Texas, March 31, 2008
 6-petaled star flower of Blue eyed grass (Sisyrinchium) south from Lake Somerville. Texas, March 29, 2008
 Annual blue-eyed grass (Sisyrinchium rosulatum) in Big Thicket park on Sundew Trail. Texas, April 25, 2009
 Annual blue-eyed grass (Sisyrinchium rosulatum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Yellow blue-eyed grass (fairy stars, Sisyrinchium exile) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 5, 2009
 Annual blue-eyed grass (Sisyrinchium rosulatum) in Lick Creek Park. College Station, Texas, May 7, 2018
 Annual blue-eyed grass (Sisyrinchium rosulatum) in Birch Creek Unit of Lake Somerville State Park, Texas, April 29, 2012
 Some small grass on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming blackberry on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blue spiderwort (Tradescantia) flowers on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming black eyed susan (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Common blue violet (Viola sororia) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Late blooming black eyed susan flower (Rudbeckia hirta) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Yellow star-grass (Hypoxis hirsuta) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Blooming rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming woolly-white (Hymenopappus) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming nodding beardtongue (Penstemon laxiflorus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming Carolina jessamine (Gelsemium sempervirens) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Flower of common blue violet (Viola sororia) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Blooming lyreleaf sage (Salvia lyrata) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming yellow star-grass in burned forest in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 4, 2008
 Blooming aster on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Grass leaves in ultraviolet light on Richards Loop Trail in Sam Houston National Forest. Texas, October 5, 2024
 Purple threeawn grass (Aristida purpurea) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Dry seeds of little bluestem grass (Schizachyrium scoparium)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Blooming narrowleaf silkgrass (Pityopsis graminifolia) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Blooming pink powderpuff flower (Mimosa strigillosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Dry stems with seeds of little bluestem grass (Schizachyrium scoparium)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Blooming blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blue flower of southern prairie aster (Eurybia hemispherica) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Woolly rosette grass (Dichanthelium scabriusculum) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Fluffy seeds of of silver bluestem grass (Bothriochloa laguroides)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Early blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming woolly-white (Hymenopappus artemisiaefolius) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Dry seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Flowers of woolly rosette grass (Dichanthelium scabriusculum) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Blooming elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Fluffy dry seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Flower of blue violet (Viola) in a pine forest at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
 Blooming aster (Symphyotrichum) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Flower of blue-eyed grass with immature katydid in Lick Creek Park, on Post Oak Trail. College Station, Texas, March 31, 2008
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Some blooming tree like a maple at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming dewberry (Rubus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Blue spiderwort (tradescantia) flowers on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Close-up of fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Pattern of fluffy seeds of split bluestem grass (feather beardgrass, Andropogon ternarius) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Field of split bluestem grass (feather beardgrass, Andropogon ternarius) under pines, view from Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Blooming smallflower baby blue eyes (Nemophila aphylla) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 20, 2022
 Blackseed speargrass (oats needle grass, Piptochaetium avenaceum) in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Downy phlox (Phlox pilosa) blooming over young oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Blooming mountain mint (Pycnanthemum tenuifolium) 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
 Black-eyed susan (Rudbeckia hirta) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Downy phlox (Phlox pilosa) blooming over young pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Blooming Zizotes milkweed (Asclepias oenotheroides) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Blooming rock-rose (frostweed, sunrose, Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Black eyed susan flower in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
 Black eyed susan (Rudbeckia hirta) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
 Downy phlox (Phlox pilosa) blooming over bracken fern on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Black-eyed susan (Rudbeckia hirta) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Three dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Brown bolete mushrooms Tylopilus appalachiensis(?) in the middle of gravel road (FS 203) with moss, not much grass, with mostly pines with some oaks and sweetgum nearby, near Richards Loop Trail in Sam Houston National Forest. Texas, May 1, 2024
 Early blooming winter annual weed hairy bittercress (Cardamine hirsuta) in a shallow depression on side of FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, February 21, 2024
 Blooming yellow wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Half-dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Dried flower of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Drying flower of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Black eyed susan (Rudbeckia hirta) with bracken fern at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
 Black eyed susan flower (Rudbeckia hirta) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
 Blooming downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Shoot of peppervine on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Flowers of Yellow star-grass (woolly stargrass, Hypoxis hirsuta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Shoot of hickory on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Young reddish leaves of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Shoot of mustang grape on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Flower of blackberry on Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Daisy fleabane (Erigeron) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Young leaves of hickory on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
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