 Flower of rock-rose (frostweed, sunrose, Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Yellow flower of rock-rose (frostweed, sunrose, Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blooming Rock-rose (frostweed, sunrose, Helianthemum carolinianum) in Sam Houston National Forest on Little Lake Creek Loop Trail. Richards, Texas, April 4, 2010.
 Yellow flower of Rock-rose (frostweed, sunrose, Helianthemum carolinianum) in Sam Houston National Forest on Little Lake Creek Loop Trail. Richards, Texas, April 4, 2010.
 Rock-rose (frostweed, sunrose, Helianthemum carolinianum) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Rock-rose (Helianthemum carolinianum) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Yellow flower of rock-rose (frostweed, sunrose, Helianthemum carolinianum) in Bastrop State Park. Bastrop, Texas, April 25, 2021
 Yellow flower of rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Yellow flower of rock-rose (Helianthemum carolinianum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Yellow flower of rock-rose (Helianthemum carolinianum) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Rock-rose on Forest Service Road 203 on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming Macartney rose (Rosa bracteata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Blooming rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blooming blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blooming sunrose (Helianthemum ledifolium) in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Rose vervain (Glandularia canadensis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
 Rose vervain (Glandularia canadensis) in dew on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
 Flowers of rose vervain (Glandularia canadensis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
 Blooming downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 15, 2009
 Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 19, 2010
 Fluffy seeds of frostweed(?) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 3, 2008
 Macartney rose (Rosa bracteata) on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Blooming Lindheimer s beebalm (Monarda lindheimeri) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Blooming orange milkweed (Asclepias tuberosa) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Blooming butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Blooming sensitive brier (Schrankia uncinata) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Blooming elephant foot (Elephantopus carolinianus) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Blooming flameleaf sumac (Rhus lanceolata) on Richards Loop Trail in Sam Houston National Forest. Texas, June 27, 2020
 Early blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2023
 Blooming blackberry on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Macartney rose (Rosa bracteata) with flower beetles on Richards Loop Trail in Sam Houston National Forest. Texas, April 28, 2020
 Rose vervain (Glandularia canadensis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 3, 2024
 Blooming hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Blister lichen Trypethelium carolinianum (Bathelium carolinianum) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, January 19, 2020
 Rose vervain (Glandularia canadensis) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming st. Andrew cross flower (Hypericum, Ascyrum hypericoides) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 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
 Some blooming tree like a maple at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
 Blooming blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming dewberry (Rubus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Blooming woolly-white (Hymenopappus) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Rose vervain (Glandularia canadensis) at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
 Blooming lyreleaf sage (Salvia lyrata) on Road FS 203 near Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Blooming slender (long-bristle) Indiangrass (Sorghastrum elliottii) on North Wilderness Loop Trail in Sam Houston National Forest near Richards. Texas, October 8, 2020
 Flowers of rose vervain (Glandularia canadensis) at Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2019
 Blooming yellow wood sorrel (shamrock, Oxalis dillenii?) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 29, 2009
 Red shoot of oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Young oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Young red leaves of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Orange shoot of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Flower of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot of sumac on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot of sweetgum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Rush (Juncus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Young leaves of sassafras on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 White flowers of blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Young leaves of sumac(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot of Virginia creeper on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Some young glossy leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Venation of a sassafras leaf on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot with glossy leaves on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Young leaves of sumac(?) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Flowers of rush (Juncus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Young leaves of sweetgum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Small sunrose (Helianthemum ledifolium) in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Lichen Trypethelium carolinianum (Bathelium carolinianum) on an oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Nodding beardtongue (Penstemon laxiflorus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Young leaves of Virginia creeper on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Celestial lily (Nemastylis geminiflora) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Lyreleaf sage (Salvia lyrata) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Fresh leaves of Virginia creeper on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Lyreleaf sage (Salvia lyrata) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Shoot of blackjack oak on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
 Racemed milkwort (Polygala polygama) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Young leaves of elm on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, March 8, 2020
 Warty lichen Trypethelium carolinianum (Bathelium carolinianum) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Warty lichen Trypethelium carolinianum (Bathelium carolinianum) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Warts of lichen Trypethelium carolinianum (Bathelium carolinianum) on an oak on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas, January 26, 2019
 Small plants of sunrose (Helianthemum ledifolium) in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Sunrose flowers (Helianthemum ledifolium) among grass in area of Ras Laffan farms. North-eastern Qatar, February 19, 2016
 Young leaves of blackjack oak (Quercus marilandica) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Yellow wood sorrel (Oxalis stricta) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Some brown cup Ascomycete fungus on a site of old bonfire on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Flowers of blue eyed grass (Sisyrinchium) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Cap of scaly sawgill mushroom (Neolentinus lepideus) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Shoot of Chinese tallow (Sapium sebiferum) on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
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