 Blooming tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming twig of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Seeds and flowers of pink tamarisk (Tamarix aucheriana) near 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
 Flowers of tamarisk (Tamarix aucheriana) 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
 Close up of tamarisk flowers (Tamarix aphylla) taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 Flowers of tamarisk (Tamarix aucheriana) on roadside of Salwa Road near Abu Samra. Southern Qatar, March 4, 2016
 Twig of tamarisk (Tamarix aucheriana) with flowers taken from area north from Al Khor Hospital. Qatar, January 30, 2015
 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
 Pink flowers of tamarisk (Tamarix aucheriana) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
 Seeds on dark background of pink tamarisk (Tamarix aucheriana) 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 Ononis serrata with a flower 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
 Desert species of morning glory (Convolvulus cephalopodus) 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
 Yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Small yellow flowers of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, March 3, 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
 Blooming tamarisk (Tamarix aphylla) north from Al Khor Hospital. Qatar, January 30, 2015
 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
 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
 Fruits of tamarisk (Tamarix aucheriana) on roadside of Salwa Road near Abu Samra. Southern Qatar, March 4, 2016
 Blooming shrub Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming tamarisk (Tamarix aphylla) near a fence of Sealine Beach Resort near Mesaieed. Southern Qatar, December 11, 2015
 Fruits of tamarisk (Tamarix aphylla) near a fence of Sealine Beach Resort near Mesaieed. Southern Qatar, December 11, 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
 Flowers of milkvetch Astragalus arpilobus subsp. hauarensis in sand near Umm Bab in south-western Qatar, February 21, 2014
 Desert plant Seetzenia lanata (Zygophyllum lanatum, local name Habyan) with flowers near Umm Bab in south-western Qatar, February 21, 2014
 White flowers of Eremobium aegyptiacum (to the left) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Yellow flower on a Acacia ehrenbergiana(?) at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Flowers of Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) in sand near Umm Bab in south-western Qatar, February 21, 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
 Flowers of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 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
 White flowers of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Flowers of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near 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
 Cluster of flowers of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab 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
 Flowers of Moltkiopsis ciliata (Lithospermum ciliatum, Lithospermum angustifolium, local names halam, Ghabshah) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Flowers of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) near Umm Bab in south-western Qatar, March 3, 2014
 Flowers of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) near Umm Bab in south-western Qatar, March 3, 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
 Basal rosette with flowers of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) near Umm Bab in south-western Qatar, March 3, 2014
 Floccise woolly flowers of Aerva javanica (Aerva persica, Iresine javanica, local names towayim, tarfa, tirf, Tuwaim) on roadside of Salwa Road in south-western Qatar, February 21, 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
 Animal carcass with dry maggots near Umm Bab in south-western Qatar, February 21, 2014
 Area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Cornulaca aucheri with tiny flowers taken from a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, November 7, 2014
 Suaeda aegyptiaca(?) with small flowers on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, November 7, 2014
 Malformed shoot of Savignya parviflora(?) 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
 Reseda muricata (local name showla) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Thin leaved shoot of Suaeda aegyptiaca(?) with flowers taken from a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, November 7, 2014
 Marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 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
 Milkvetch Astragalus arpilobus subsp. hauarensis in sand near 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
 Flowers of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, March 3, 2014
 Flowers of bindweed Convolvulus prostratus(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Flowers of Leptadenia pyrotechnica taken from area of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Flowers of Leptadenia pyrotechnica on the border of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Fossilized dugong bones (ribs) in area of coastal sabkha 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
 Slab of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Seedling of Zygophyllum qatarense plant 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
 Sand covering chalky limestone 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
 Layers of gypsum crystals (selenite) 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
 Leaves 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
 Salt tolerant succulent plant Suaeda aegyptiaca(?) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Desert Thumb (Cynomorium coccineum, local name tartouth) taken from a beach near Umm Bab in south-western Qatar, February 21, 2014
 Milkvetch Astragalus arpilobus subsp. hauarensis eaten by aphids 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
 Flowers of black nightshade (Solanum nigrum) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Flowers of Smooth sow thistle (Sonchus oleraceus) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Flowers of silverleaf nightshade (Solanum elaeagnifolium) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Flowers of clustered yellowtop (Flaveria trinervia) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
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