 Blooming twig of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Big flowers of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming desert species of morning glory (Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming tamarisk (Tamarix aphylla) north from Al Khor Hospital. Qatar, January 30, 2015
 Blooming tamarisk (Tamarix aphylla) near a fence of Sealine Beach Resort near Mesaieed. Southern Qatar, December 11, 2015
 Blooming shrub Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Tamarisk tree (Tamarix) in sand south from Sealine Beach Resort near Mesaieed. Southern Qatar, May 27, 2016
 Pink tamarisk (Tamarix aucheriana) near Al Khor Hospital. Qatar, February 14, 2015
 Seeds of pink tamarisk (Tamarix aucheriana) near Al Khor Hospital. Qatar, February 14, 2015
 Seeds and flowers of pink tamarisk (Tamarix aucheriana) near Al Khor Hospital. Qatar, February 14, 2015
 Seeds on dark background of pink tamarisk (Tamarix aucheriana) taken from swampy area behind Al Khor Hospital. Qatar, February 14, 2015
 Seeds and flowers of pink tamarisk (Tamarix aucheriana) on dark background taken from swampy area behind Al Khor Hospital. Qatar, February 14, 2015
 Schismus arabicus grass in sand at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow plant Ononis serrata at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow Ononis serrata with a flower at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Desert species of morning glory (Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming milkvetch Astragalus arpilobus subsp. hauarensis near Umm Bab in south-western Qatar, February 21, 2014
 Polycarpaea repens (Corrigiola repens) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Tamarisk (Tamarix) tree in a park of Qatar University. Doha, Qatar, April 25, 2016
 Purslane-leaved aizoon (Aizoon canariense) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Inflorescence tamarisk (Tamarix aphylla) taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Pink flowers of tamarisk (Tamarix aucheriana) north from Al Khor Hospital. Qatar, January 30, 2015
 Flowers of tamarisk (Tamarix aucheriana) taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Inflorescence of tamarisk (Tamarix aucheriana) taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Purslane-leaved aizoon (Aizoon canariense) on sandy surface at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Fruits of tamarisk (Tamarix aucheriana) on roadside of Salwa Road near Abu Samra. Southern Qatar, March 4, 2016
 Flowers of tamarisk (Tamarix aucheriana) on roadside of Salwa Road near Abu Samra. Southern Qatar, March 4, 2016
 Close up of tamarisk flowers (Tamarix aphylla) taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Twig of tamarisk (Tamarix aucheriana) with flowers taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Blooming plant of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Fruits of tamarisk (Tamarix aphylla) near a fence of Sealine Beach Resort near Mesaieed. Southern Qatar, December 11, 2015
 Pink flowers of tamarisk (Tamarix aucheriana) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Tamarisk (Tamarix aphylla) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Tamarisk (Tamarix aucheriana) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming Zygophyllum simplex (Tetraena simplex, local names Daa, harm, hureim) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Yellow flower on a Acacia ehrenbergiana(?) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Flower of Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Flower buds of Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Desert species of morning glory (bindweed, Convolvulus cephalopodus) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Blooming Pulicaria undulata (Francoeruria crispa, Pulicaria crispa, local names jithjath, yethyas) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Large black scorpion Fat Tail (Androctonus crassicauda) found under a metal sheet (thanks to F. G.) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Blooming Tribulus pentandrus(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming Reichardia intermedia(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Small yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Blooming arfaj (Rhanterium epapposum) in a small wadi near Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
 Blooming silverleaf nightshade (Solanum elaeagnifolium) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming black pigweed (Trianthema portulacastrum) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming bush of Leptadenia pyrotechnica on the border of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Some grass in sand near Umm Bab in south-western Qatar, February 21, 2014
 Blooming Morning glory (bindweed, Convolvulus arvensis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Blooming Morning glory (bindweed, Convolvulus arvensis) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming balloon cherry (cutleaf groundcherry, Physalis angulata) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming balloon cherry (cutleaf groundcherry, Physalis angulata) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Small sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Crushed sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Animal carcass with dry maggots near Umm Bab in south-western Qatar, February 21, 2014
 Malformed shoot of Savignya parviflora(?) near Umm Bab in south-western Qatar, February 21, 2014
 Reseda muricata (local name showla) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Stones and pebbles in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Blooming scarlet pimpernel (Anagallis arvensis var. caerulea, local name ain al qit) in a depression near a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
 Marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Layers of Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Dried stem of Zygophyllum in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Blooming pillow-like bush of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
 Densely blooming plant of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
 Dense blooming bush of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
 Compact blooming plant of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
 Large blooming bush of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
 Flowers of milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Desert campion (Silene villosa, local name terba) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Pepper-grass (Lepidium aucheri) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Milkvetch Astragalus arpilobus subsp. hauarensis eaten by aphids near Umm Bab in south-western Qatar, February 21, 2014
 Leaves of milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Seedling of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Desert Thumb (Cynomorium coccineum, local name tartouth) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Salt tolerant succulent plant Suaeda aegyptiaca(?) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Sand covering chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Tiny fossilized echinoderm or sea urchin in limestone in coastal area in south-western Qatar, February 7, 2014
 Patterns of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Seedling of Fagonia ovalifolia(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Pavement by gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slab of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Milkweed Glossonema varians on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Fossilized dugong bones (ribs) in area of coastal sabkha in south-western Qatar, February 7, 2014
 Blooming false sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) on roadside of a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
 Large compact blooming bush of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) near Umm Bab in south-western Qatar, February 26, 2016
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