 Seedling of Zygophyllum qatarense (Tetraena qatarense) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Succulent twig of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Rectangular shape of simple-leaved bean caper Zygophyllum simplex (Tetraena simplex, local names Daa, harm, hureim) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Highly succulent form of Tetraena qatarense (Zygophyllum qatarense) in sand on roadside of a road from Khawzan to Al-Jumayliyah. Qatar, April 9, 2016
 Dry plant skeleton of Tetraena qatarense (Zygophyllum qatarense)(?) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015
 Seedling of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Green seedling of desert plant Zygophyllum qatarense in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Compact seedling of desert plant Zygophyllum qatarense among sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Highly succulent form of Tetraena qatarense (Zygophyllum qatarense) on a shore near Purple Island (Jazirat Bin Ghanim) in Al Khor. Qatar, November 28, 2015
 Sunrise in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Rock layers in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Acacia tortilis(?) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Exposed pebbles in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Edge of a plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Plateau with pebbles in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Small wadi in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Rippled texture in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sand and sky texture in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sand and rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sand and sky ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sand ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Limestone mushroom in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Stone mushroom in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Stony plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Acacia tortilis(?) in a desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Acacia tortilis(?) at sunrise in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 View from a gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Sand and cloud ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Grass Stipagrostis obtusa in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Windblown sand with rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 View from a hill slope in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum rocks (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Windblown sand with ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Spikelets of grass Stipagrostis obtusa in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Weathered gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Koelpinia linearis with fruits on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Weathered gypsum layers (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Mushroom shaped limestone rock in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 White gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Fossilised stromatolites (microbial mats) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Gypsum crystal pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Plateau with gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Close up of grass Stipagrostis obtusa taken from area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Columnar fossilized intertidal stromatolites (microbs) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Fruits of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Plumose spikes of grass Stipagrostis obtusa taken from area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Grass Pennisetum divisum on windblown sand in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Salsola cyclophylla on an edge of a stone plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Succulent leaves of salt tolerant plant Tetraena qatarense (Zygophyllum qatarense) in desert on hills of Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Dome like fossilised intertidal stromatolites (microbial mats) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Stork bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in stony desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Stork s bill (Monsonia nivea, Erodium neveum) with a flower in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Blooming stork s bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Desert species of morning glory (Convolvulus cephalopodus) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Blooming seedling of morning glory (Convolvulus cephalopodus) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Arfaj (Rhanterium epapposum) growing on gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Habitat of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in stony desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Greater plantain (Plantago boissieri) on windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Reddish plant of Tetraena qatarense (Zygophyllum qatarense) on a rocky ridge of Jebel Fuwairit. Northern Qatar, March 12, 2016
 Stork s bill (Monsonia nivea, Erodium neveum) with a flower and fruits in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Desert plant Cornulaca monacantha (local names thalj, thallaj) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Close up of blooming stork s bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Orange lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Close up of sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Slopes of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Slopes of Jebel Al-Nakhsh (Khashm an Nakhsh) at sunrise. South-western Qatar, March 25, 2016
 Arfaj (Rhanterium epapposum) growing on sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Blooming Tetraena qatarense (Zygophyllum qatarense) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 Salsola cyclophylla on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Small blooming plant of Centaurea sinaica (local names birkan, murrar) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Brown leaves of Tetraena qatarense (Zygophyllum qatarense) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 Dry plant of Fagonia indica(?) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Blooming Arfaj (Rhanterium epapposum) growing on sand covering layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Dry plant of Fagonia indica(?) with seeds on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Bird tracks in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Flowers of dyer s croton (giradol, Chrozophora tinctoria, local names Tanoom, zerraij, tannom) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Plant of Anabasis setifera in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Plant of Leptadenia pyrotechnica in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Sand mounds with plants of Anabasis setifera on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Woolly plant of dyer s croton (giradol, Chrozophora tinctoria, local names Tanoom, zerraij, tannom) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Dry sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Cornulaca monacantha (local names thalj, thallaj) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016
 Tetraena qatarense (Zygophyllum qatarense, local name harm) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Tetraena qatarense (Zygophyllum qatarense, local name harm) covered by sand near Umm Bab in south-western Qatar, February 21, 2014
 Seedling of Tetraena qatarense (Zygophyllum qatarense, local name harm) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Seedling of desert plant Tetraena qatarense (Zygophyllum qatarense) in sand near Umm Bab in south-western Qatar, February 21, 2014
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