 Flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) growing from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flower spike of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Emerging flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) emerging from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Emerging flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) at sunrise near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Blooming Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flower buds of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Blooming plant of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) at sunrise near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Emerging flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) at sunrise near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Emerging parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Flower spike of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Pyramid flower spike of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2014
 Flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2014
 Blooming parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with a host plant Arthrocnemum macrostachyum near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in salt marsh near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2014
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant, salt tolerant succulent Arthrocnemum macrostachyum (glasswort, local name shnaan) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Purple shoot of parasitic plant Cistanche tubulosa (desert hyacinth) emerging from sand on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Parasitic plant Cistanche tubulosa (desert hyacinth) emerging from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Blooming parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with a host plant Tetraena near Al Khor Hospital. Qatar, February 6, 2015
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a beach in southern Al Wakra. Qatar, February 7, 2015
 Parasitic plant Desert Hyacinth (Cistanche tubulosa) with a host plant Arthrocnemum macrostachyum (glasswort, local name shnaan) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Yellow and maroon flower buds emerging from sand of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) appear in a desert after recent rains. Salt marsh near Mesaieed, Qatar, January 29, 2010
 Dry inflorescence of Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with flower buds in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Tall plant of a parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, March 21, 2015
 Flower of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth). Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Flower bud of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth). Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Pyramid flower spike of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth). Salt marsh near Mesaieed, Qatar, January 29, 2010
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 4, 2016
 Stout form of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Stout form of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near a sand fence on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Stout form of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Al Harrarah. Qatar, March 4, 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
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Flower spikes of bright yellow flowers of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) popping from cyanobacterial crust of salt marsh. Southeast coastal area near Mesaieed, Qatar, January 29, 2010
 Bright yellow flowers of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth). Salt marsh near Mesaieed, Qatar, March 18, 2011
 Parasitic plants Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in bloom. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, March 3, 2014
 Pyramid spikes of bright yellow flowers of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with a fly. Salt marsh near Mesaieed, Qatar, January 29, 2010
 Pyramid spike of bright yellow flowers of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with mangrove in background. Salt marsh near Mesaieed, Qatar, January 29, 2010
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant, salt tolerant succulent Arthrocnemum macrostachyum (glasswort). Salt marsh near Mesaieed, Qatar, January 29, 2010
 Desert Hyacinth (Cistanche tubulosa) with a host plant, a salt tolerant succulent, at Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 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
 Plant of Bienertia sinuspersici in sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 17, 2015
 Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Branches of jointed glasswort (Halocnemum strobilaceum) in sand on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Fruits of Bienertia sinuspersici plant on sand on a shore near Purple Island (Jazirat Bin Ghanim) in Al Khor. Qatar, November 28, 2015
 Flower of mangrove (Avicennia marina) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Flower buds of Bienertia sinuspersici near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 17, 2015
 Stone hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Surface of a hill top in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Texture of a hill top in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Stones on a hill top in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Shoots of Bienertia sinuspersici plant with fruits on sand on a shore near Purple Island (Jazirat Bin Ghanim) in Al Khor. Qatar, November 28, 2015
 Flowers of a desert heliotrope (turnsole, Heliotropium bacciferum, local name Ramram) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Black lichens on a hill top in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Ancient pottery on a hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Crab on a stony beach in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Erosion of beach limestone in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Erosion of a stone hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 14, 2015
 Masses of dry flower buds of mangrove (Avicennia marina)(?) on littoral of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 29, 2015
 Sand crab bubbles on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, November 8, 2014
 Beachrock near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
 Blooming bush of desert thorn Lycium shawii in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Mud creepers at low tide Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
 Northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Plant of Anabasis setifera suffering under extreme desert conditions on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 13, 2014
 Sand ripples and rocky northern tip of Purple Island (Jazirat Bin Ghanim) at low tide. Al Khor, Qatar, April 2, 2016
 Limestone cliffs in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 1, 2015
 Dusty cliffs of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
 Shallow depression in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Cliffs of northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Mangrove forest on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 29, 2015
 Northern cliffs of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 20, 2015
 Glasswort (Salsola imbricata) taken from Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
 View from a hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Ancient ruins on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Purplish plant of Anabasis setifera suffering from extreme desert conditions on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 24, 2014
 Pebbles in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 25, 2011
 Parasitic plant Desert Hyacinth (Cistanche tubulosa) with a host plant Haloxylon salicornicum in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Shells in dusty soil of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
 Intertidal cyanobacterial mat in salt marsh near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
 Ruins of an archeological camp in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Glasswort (Salicornia sinus-persica) taken from Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
 Remains of ancient settlement on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 1, 2015
 Seablite (Suaeda vermiculata) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 17, 2015
 Ruines of ancient houses on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 1, 2015
 Plant of Bienertia sinuspersici near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 17, 2015
 Stony surface of a hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Shoot of Bienertia sinuspersici near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 17, 2015
 Seablite (Suaeda vermiculata) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Eggs of sea birds terns on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Ancient pottery on a hill in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Plant of Salsola cyclophylla on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
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