 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
 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
 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
 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
 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
 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
 Flower spike of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 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
 Flower buds of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 Emerging parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
 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
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in salt marsh near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2014
 Stout form of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in Al Harrarah. Qatar, March 4, 2016
 Blooming parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) with a host plant Tetraena near Al Khor Hospital. Qatar, February 6, 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
 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
 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
 Flower spike of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) in sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 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
 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
 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
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) with a host plant Zygophyllum qatarense at entrance of Umm Bab in south-western Qatar, March 3, 2014
 Emerging flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 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 flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) at sunrise near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) appearing from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Flower of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) growing from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a beach in southern Al Wakra. Qatar, February 7, 2015
 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) 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
 Blooming 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) in sand 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
 Flowers of Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) emerging from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 6, 2015
 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) emerging from sand near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 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
 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 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
 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
 Desert Hyacinth (Cistanche tubulosa, Cistanche phelypaea, Lathraea phelypaea, local names zanoon, Wedaina) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Salt marsh with plants of Glaucous glasswort (Arthrocnemum macrostachyum) in southeast coastal area near Mesaieed. Qatar, January 29, 2010
 Flowers of Cistanche tubulosa at salt marshes near Umm Tays Island in Madinat Al Shamal area. Qatar, March 14, 2014
 Camels in a salt marsh near Mesaieed. Qatar, March 18, 2011
 Grazing camels in a salt marsh near Mesaieed. Qatar, March 18, 2011
 Flower of Cistanche tubulosa on a beach of Umm Tays Island in Madinat Al Shamal area. Qatar, March 14, 2014
 Flower of Cistanche tubulosa on sand of Umm Tays Island in Madinat Al Shamal area. Qatar, March 14, 2014
 Flower of Cistanche tubulosa on a sandy beach of Umm Tays Island in Madinat Al Shamal area. Qatar, March 14, 2014
 Salt tolerant parasitic plants of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 Bird tracks and a flower of Cistanche tubulosa on sand of Umm Tays Island in Madinat Al Shamal area. Qatar, March 14, 2014
 Parasitic plant Desert Thumb (Cynomorium coccineum, local name tartouth) with a host plant Zygophyllum qatarense on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 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
 Dissected fleshy inflorescence of a parasitic plant Desert Thumb (Cynomorium coccineum, local name tartouth) taken from a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 Parasitic plants of Desert Thumb (Cynomorium coccineum, local name tartouth) forming "fairy ring" circle near a host plant Zygophyllum qatarense on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, January 10, 2015
 Plant of Halocnemum strobilaceum in salt marsh on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, September 26, 2014
 Aerial roots (pneumatophores) of mangrove in salt marsh in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 1, 2010
 Holes in salt marsh made by small black crabs in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 1, 2010
 Dry papery stripes of seagrass (Halophila stipulacea) near salt marsh in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 1, 2010
 Salt tolerant gras Aeluropus littoralis(?) taken from salt marsh near Jebel Fuwairit. Northern Qatar, June 20, 2015
 Remains of dried fruits of a parasitic plant Desert Thumb (Cynomorium coccineum) in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, October 23, 2015
 Partially decomposed fruits of a parasitic plant Desert Thumb (Cynomorium coccineum) in sands of Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, October 23, 2015
 Parasitic plant 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
 Dried parasitic plant Cynomorium coccineum (desert, or red thumb, tarthuth) in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Qatar Natural History Group measuring depth of a pond between Al Wakra and Mesaieed, north from Doha. Qatar, January 29, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) in Lick Creek Park. College Station, Texas, May 13, 2010
 Qatar Natural History Group wading at low tide in Arabian (Persian) Gulf near Mesaieed, north from Doha. Qatar, January 29, 2010
 Flower of a marsh plant in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, January 5, 2016
 Flower spike of a marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 20, 2017
 Flower spike of some marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 13, 2014
 Flower spike of a marsh orchid in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 4, 2017
 Flower spike of marsh orchid near Oredezh River in Siverskaya, 50 miles south from Saint Petersburg. Russia, June 15, 2014
 Stingray(?) sand crater at low tide in Arabian (Persian) Gulf near Mesaieed, north from Doha. Qatar, January 29, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on curly dock (Rumex) in Lick Creek Park. College Station, Texas, May 13, 2010
 Flower buds of salt-marsh fleabane (Pluchea odorata) in Lick Creek Park. College Station, Texas, September 13, 2023
 Yellow hairy caterpillar of Salt Marsh Moth (Estigmene acrea) on dock (Rumex) in Lick Creek Park. College Station, Texas, April 27, 2010
 Flower spike of marsh fragrant orchid (Gymnadenia conopsea, Russian name Kokushnik) on roadside in Yuntolovsky Park. Saint Petersburg, Russia, July 7, 2017
 White flower buds of salt-marsh fleabane (Pluchea odorata) in Lick Creek Park. College Station, Texas, September 13, 2023
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on meadow pink in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) eating Indian paintbrush in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on Engelmann s daisy in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2010
 Salt Marsh Moth caterpillar (Estigmene acrea) feeding on Brazilian vervain (Verbena brasiliensis) in Lake Bryan Park. Bryan, Texas, May 21, 2010
 Seedling of a desert plant Zygophyllum qatarense. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Salt marsh moth caterpillars feeding on passion flower on utility cutting in Lake Bryan Park. Bryan, Texas, December 4, 2012
 Tidal streams in salt marsh near Al Thakira. Qatar, December 5, 2014
 Mud crab burrows in salt marsh near Al Thakira. Qatar, December 5, 2014
 Microbial mats in salt marsh near Al Thakira. Qatar, December 5, 2014
 Tidal creeks in salt marsh near Al Thakira. Qatar, December 5, 2014
 Salt marsh with cyanobacterial mats near Al Thakira. Qatar, December 5, 2014
 Soil texture in salt marsh near Al Thakira. Qatar, December 5, 2014
 Red flower of anturium in Rainforest Pyramid of Moody Gardens. Galveston, Texas, January 19, 2013
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