Dried aquatic plants of brittle naiad (Najas marina) on muddy bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dying aquatic plant of brittle naiad (Najas marina) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried Abu Nakhla jail ponds (sewage lagoons), with caked mud at the bottom. Qatar, April 18, 2015
Dried caked mud on the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Texture of dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried caked mud covering the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Brittle naiad aquatic plant (Najas marina) submerged in Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Brittle naiad aquatic plant (Najas marina) with roots taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Spiny leaves of brittle naiad aquatic plant (Najas marina) from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) with serrate edges taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dense stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Fruits and a flower of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Cluster of fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of pea shaped fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Membranous sheath with a flower(?) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of membranous sheath of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Grass Sporobolus spicatus growing on dried bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of pea shaped fruits (drupelets) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of membranous sheath with coiled stalk (peduncle) bearing flowers and fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Old plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Shrinking water reservoir of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Drying Abu Nakhla jail ponds (sewage lagoons), April 18, 2015
Widgeon Grass (Ruppia maritima) with flowers in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Blue dome and traces of a chandelier in a plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Aquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Habitat of aquatic plant Brittle naiad (Najas marina) in a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Close up of aquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Old plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Remains of a car near Abu Nakhla lagoons. South from Doha, Qatar, May 27, 2016
Roots of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Clump of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Beaked tasselweed (widgeongrass, Ruppia maritima) with roots extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Narrow leaves of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Mihrab (semicircular prayer niche) in qibla wall inside old plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Birdwatching with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Watching birds with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Evans bluetail damselfly (Ischnura evansii) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Group of birdwatchers from QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Bright mature male broad scarlet dragonfly (Crocothemis erythraea) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Group of birdwatchers from QNHG (Qatar Natural History Group) on a service road near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Broad scarlet dragonfly (Crocothemis erythraea) in obelisk position near a service road of Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Female broad scarlet dragonfly (Crocothemis erythraea) holding its abdomen up (obelisk position) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Young plants of pepper-grass (Lepidium aucheri) growing on caked mud near a road to Zubara in area of Al Magdah farms. Northern Qatar, February 13, 2016
Plants of pepper-grass (Lepidium aucheri) on caked mud in a silty depression near a road to Zubara, area of Al Magdah farms. Northern Qatar, February 27, 2016
Young plants of pepper-grass (Lepidium aucheri) on caked mud in a silty depression near a road to Zubara, area of Al Magdah farms. Northern Qatar, February 27, 2016
Southern cattail (Typha domingensis) in area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Masses of Southern cattail (Typha domingensis) in area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Spike of Southern cattail (Typha domingensis) taken from area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Solitary plant of European seaheath (Frankenia pulverulenta) in area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Flowering spikes of Southern cattail (Typha domingensis) in area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Southern cattail (Typha domingensis) with flowering spikes in area of sewage ponds near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
Mangrove tree (Avicennia marina) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Flowers of mangroves (Avicennia marina) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mangrove forest (Avicennia marina) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mangroves trees (Avicennia marina) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Blooming mangrove tree (Avicennia marina) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Dead mangrove trees (Avicennia marina) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mangrove tree (Avicennia marina) on northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
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
Mangrove tree (Avicennia marina) in salt marsh near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Mangrove trees (Avicennia marina) near northern cliffs of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Dead tree in mangrove forest (Avicennia marina) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mangrove tree (Avicennia marina) at sunrise on northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Aerial roots (pneumatophores) of mangroves (Avicennia marina) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
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
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 of mangrove tree (Avicennia marina) on white background near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Flowers of mangrove tree (Avicennia marina) on dark background near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Aquatic plants in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
Aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Leaves of aquatic plants in a greenhouse in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 18, 2011
Salt tolerant plants in sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 25, 2015
Mud flat with aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Close up of aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Caked mud in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
Plants of Eremobium aegyptiacum in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
Tumbleweed (dry mature plants of Cornulaca aucheri) on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 25, 2015
Texture of caked mud in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
Caked earth of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
Cracks of caked earth mud of dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 6, 2011
Caked mud on dried bottom of the lake near Birch Creek Unit of Somerville Lake State Park. Texas, October 12, 2022
Aquatic plants in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 18, 2011
Frozen pond and aquatic plants in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 8, 2010
Blooming plants of Spanish Needle (Bidens pilosa) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
Blooming bell weed (Ruellia prostrata) in a mat of trimmed Sesuvium plants on a lawn at Al Bidda Street near crossing with Al Adaid in West Bay. Doha, Qatar, April 28, 2015
Althaea ludwigii (local name khatma) in caked mud in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, November 7, 2015
Some plant with brittle juicy wide leaves growing in a dried stream on Chinquapin Trail in Huntsville State Park. Texas, October 30, 2020
Wild jute (Corchorus trilocularis) growing in caked mud in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, October 24, 2015
Inflorescence of Malabar sprangletop (brown beetle-grass, Leptochloa fusca) taken from area of lagoons north from entrance of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, December 18, 2015
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