 Seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, February 19, 2024
 Cluster of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Close-up of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Tight accumulations of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Compact cluster of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) collected and deposited by rainwater on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, January 18, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) near a water treatment plant in Lick Creek Park. College Station, Texas, February 13, 2024
 Chloroplasts in a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Stomata in epidermis of a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Chloroplasts (at low magnification) in a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with oval leaves in Lick Creek Park. College Station, Texas, February 13, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with young leaves in Lick Creek Park. College Station, Texas, February 23, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, April 27, 2024
 Young plants of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, May 3, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, March 22, 2024
 Seedling of some dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with narrow leaves on Racoon Run Trail in Lick Creek Park. College Station, Texas, March 4, 2024
 Cotyledons (seed leaves) of seedlings collected and deposited by rainwater on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, January 18, 2024
 Narrowleaf marsh elder (Iva angustifolia) from Lick Creek Park. College Station, Texas, September 11, 2024
 Seedlings of redseed plantain(?) on gravel soil over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Close-up of narrowleaf marsh elder (Iva angustifolia) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Narrowleaf marsh elder (Iva angustifolia) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Narrowleaf marsh elder (Iva angustifolia) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 25, 2024
 Raccoon Run Trail near a sewage treatment plant in Lick Creek Park. College Station, Texas, April 5, 2021
 Forest near water treatment plant from Racoon Run Trail in Lick Creek Park. College Station, Texas, November 17, 2010
 Sewage line right of way near water treatment plant in fog in Lick Creek Park. College Station, Texas, August 16, 2008
 Sewage line right of way near a water treatment plant in fog in Lick Creek Park. College Station, Texas, November 5, 2007
 Sewage line right of way near a water treatment plant in mist in Lick Creek Park. College Station, Texas, October 17, 2007
 Forest on Sewage line right of way near water treatment plant in fog in Lick Creek Park. College Station, Texas, August 16, 2008
 Sewage line right of way near a water treatment plant in mist in Lick Creek Park. College Station, Texas, November 5, 2007
 Sewage line right of way with a water treatment plant in background in Lick Creek Park. College Station, Texas, October 17, 2007
 Icy glazed logs near water treatment plant in Lick Creek Park after ice storm. College Station, Texas, January 17, 2007
 Sewage line right of way near water treatment plant in mist in Lick Creek Park. College Station, Texas, August 16, 2008
 Trees on sewage line right of way near water treatment plant in fog in Lick Creek Park. College Station, Texas, August 16, 2008
 Sewage line right of way near water treatment plant at morning in mist, in Lick Creek Park. College Station, Texas, September 16, 2007
 Sewage line right of way in direction of water treatment plant in Lick Creek Park at rain. College Station, Texas, November 18, 2007
 Raccoon Run Trail near a sewage plant in Lick Creek Park. College Station, Texas, February 17, 2020
 Umbellifer plants Tansy dogshade (Limnosciadium pinnatum, Apiaceae) in standing water behind sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Flowers near Deer Run Trail behind sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Various flowers near Deer Run Trail behind sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Raccoon Run Trail near sewage plant in Lick Creek Park. College Station, Texas, November 6, 2018
 Raccoon Run Trail near sewage plant in mist in Lick Creek Park. College Station, Texas, November 6, 2018
 Swampy area near sewage plant at Raccoon Run Trail in Lick Creek Park. College Station, Texas, November 6, 2018
 Plant of Pulicaria undulata with decumbent branches in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Basal rosette of leaves of some dandelion-like(?) plant on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 15, 2020
 Plant of white vervain (Verbena urticifolia) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 28, 2020
 Slender leaves of some plant of carrot family on Raccoon Run Trail in Lick Creek Park. College Station, Texas, April 22, 2021
 Swamp near a sewage treatment plant in Lick Creek Park. College Station, Texas, April 5, 2021
 A road near a wastewater treatment plant in Lick Creek Park. College Station, Texas, August 4, 2022
 Oaks and prairie near sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Carpet of blooming Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, March 19, 2016
 Seedling of Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum, local name Ghasoul) on a roadside east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Blooming yucca in prairie near sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Brownish shoots of a plant of mint(?) family on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
 Tiny succulent plant on blackened soil on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, February 17, 2024
 Various seedlings on a lawn on Lick Creek Greenway Trail. College Station, Texas, February 16, 2024
 Green and red hairy leaves of a plant on a lawn on Lick Creek Greenway Trail. College Station, Texas, February 16, 2024
 Plants of prairie dogshade (Limnosciadium pumilum) in a shallow depression near a road behind sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Growth of umbellifer plants Tansy dogshade (Limnosciadium pinnatum, Apiaceae) in wet area behind sewage treatment plant in Lick Creek Park. College Station, Texas, April 27, 2023
 Seeding salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, December 14, 2012
 Seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, December 14, 2012
 Tiny seed heads of umbellifer plants Tansy dogshade (Limnosciadium pinnatum, Apiaceae), collected from wet area behind sewage treatment plant in Lick Creek Park. College Station, Texas, July 29, 2023
 Malabar sprangletop (brown beetle-grass, Leptochloa fusca) in shallow water in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Fluffy seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, October 15, 2020
 Fluffy seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, December 14, 2012
 Close-up of tiny seed heads of umbellifer plants Tansy dogshade (Limnosciadium pinnatum, Apiaceae), collected from wet area behind sewage treatment plant in Lick Creek Park. College Station, Texas, July 29, 2023
 Drops of water on leaves of pea-like plant Tephrosia onobrychoides in Lick Creek Park. College Station, Texas, May 5, 2008
 Water on Racoon Run Trail after a heavy rain in Lick Creek Park. College Station, Texas, February 11, 2024
 Twoheaded water-starwort (Callitriche heterophylla) in a drying pool on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 26, 2019
 Vegetation in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, March 19, 2016
 Twoheaded water-starwort (Callitriche heterophylla) floating a drying pool on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 26, 2019
 Greenish mold (fungus) Chromelosporium(?) with water drops on a wet sandy path on Raccoon Run Trail in Lick Creek Park. College Station, Texas, July 26, 2021
 Catkins of box elder in Lick Creek Park. College Station, Texas, March 28, 2024
 Inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Atriplex leucoclada in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Twoheaded water-starwort (Callitriche heterophylla) with inflated flowers in a drying pool on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 26, 2019
 Tamarisk (Tamarix aucheriana) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Sedge (Cyperus conglomeratus) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Pink flowers of tamarisk (Tamarix aucheriana) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Purple inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Seablite (Suaeda vermiculata) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, March 19, 2016
 Tamarisk (Tamarix aphylla) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Leaf-flower plant Phyllanthus niruri and other seedlings along a path on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Seedlings of leaf-flower plant Phyllanthus niruri under pines on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Inflorescence of common witchgrass (Panicum capillare) on Raccoon Run Trail on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020
 Blooming common witchgrass (Panicum capillare) on Raccoon Run Trail on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020
 Plant with red fluorescence in ultraviolet light in Lick Creek Park. College Station, Texas, October 7, 2024
 Green and white panicle of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Spergula fallax (local name degaygah) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Close up of a purple inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Sand Spurry (Spergularia diandra?) with flowers on a roadside east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Pan dropseed grass (Sporobolus ioclados) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, March 19, 2016
 Tussock forming grass pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Close-up of orange seedlings of leaf-flower plant Phyllanthus niruri on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Hundreds of orange seedlings of leaf-flower plant Phyllanthus niruri on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 17, 2024
 Raccoon Run Trail in Lick Creek Park. College Station, Texas, February 17, 2020
 Deer Island Light (modern tower) and Deer Island Sewage Treatment Plant (Boston Harbor Wastewater Treatment Plant) in Boston Harbor, view from a boat. Boston, Massachusetts, November 11, 2004
 Winter rosette of some plant among smooth hornwort (Phaeoceros laevis) on a side of Post Oak Trail in Lick Creek Park. College Station, Texas, February 20, 2019
 Flowers of desert thorn (Lycium shawii, local name Awsaj) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Tussock of grass pan dropseed (Sporobolus ioclados) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
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