 Knucklehead Weed (Sclerocephalus arabicus, Paronychia sclerocephala, local names hasak, thereisa) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Knucklehead Weed (Sclerocephalus arabicus, Paronychia sclerocephala, local names hasak, thereisa) near a road to Sawda Natheel in southern Qatar, February 11, 2014
 Mat of Knucklehead Weed (Sclerocephalus arabicus, Paronychia sclerocephala, local names hasak, thereisa) in roadside depression near Dukhan Highway. Qatar, January 15, 2016
 Knucklehead Weed (Sclerocephalus arabicus, Paronychia sclerocephala, local names hasak, thereisa) on roadside of Dukhan Highway near Al Shakhaniya. Qatar, January 15, 2016
 Desert plant Medicago laciniata (Medicago polymorpha, local names nafal abu hasak, hassak, jet barri) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Medicago laciniata (Medicago polymorpha, local names nafal abu hasak, hassak, jet barri) with seeds in sand near Trainah in southern Qatar, February 14, 2014
 Seedlings of Knucklehead Weed (Sclerocephalus arabicus) on roadside near Ras Laffan. Qatar, January 16, 2016
 Close up of a seedling of Knucklehead Weed (Sclerocephalus arabicus) taken from a roadside near Ras Laffan. Qatar, January 16, 2016
 Fagonia indica (local names dereima, showeika, shaki, shoka) in sand near Trainah in southern Qatar, February 14, 2014
 Virgin s Hand plant (Anastatica hierochuntica local names kaf mariam, jefaiea) in sand near Trainah in southern Qatar, February 14, 2014
 Plantain Plantago amplexicaulis (local names rablat al mistah, lesan al hamal) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) in sand near Trainah in southern Qatar, February 14, 2014
 Prickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Arnebia hispidissima (Lithospermum hispidissimum, local names kahal, hasheshat al arnab) in sand near Trainah in southern Qatar, February 14, 2014
 Rosette of leaves of a desert plant Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) in sand near Trainah in southern Qatar, February 14, 2014
 Fagonia bruguieri (Fagonia echinella, local names dereima, showeika, shaki, shoka, Dhuraymah) in sand near Trainah in southern Qatar, February 14, 2014
 Flowers of Launaea capitata (Launaea glomerata, Zollikoferia glomerata, local names huwa, hazan) in sand near Trainah in southern Qatar, February 14, 2014
 Eyelash Plant (Blepharis ciliaris, Blepharis persica, Ruellia ciliaris, local names nejayae, shouk al dab) in sand near Trainah in southern Qatar, February 14, 2014
 Alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Seedling of Helianthemum lippii (local name raqrouq) in sand near Trainah in southern Qatar, February 14, 2014
 Plantain (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Woody branches of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Desert plant Medicago laciniata (Medicago polymorpha, local names nafal abu hasak, hassak, jet barri) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Desert plant Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Woody branches with seeds of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Curved branches with seeds of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Plantain with large grain like fruits (Plantago amplexicaulis, local names rablat al mistah, lesan al hamal) in Trainah in southern Qatar, February 14, 2014
 Desert plant Medicago laciniata (Medicago polymorpha, local names nafal abu hasak, hassak, jet barri) with seeds near a road to Sawda Natheel in southern Qatar, February 11, 2014
 Puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) in sand on roadside in southern Qatar, February 11, 2014
 Desert plant Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Star Fenugreek (Trigonella stellata, local name nafal barri) in sand near Trainah in southern Qatar, February 14, 2014
 Desert species of plantain (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Star Fenugreek (Trigonella stellata, local name nafal barri) in sand near Trainah in southern Qatar, February 14, 2014
 Inwardly curved, woody branches of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Inwardly curved branches with seeds of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Inwardly curved, woody branches of Virgin s Hand plant (Anastatica hierochuntica local names kaf mariam, jefaiea) in Trainah in southern Qatar, February 14, 2014
 False sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 False sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Woolly desert plant Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Flower of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) in sand near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Flowers of false sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Flowers of desert species of plantain with wooly cover (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Close up of a flower of false sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah gardens. Southern Qatar, March 5, 2014
 Blooming alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah gardens. Southern Qatar, March 5, 2014
 Plantain (Plantago amplexicaulis, local names rablat al mistah, lesan al hamal) in Trainah gardens. Southern Qatar, March 5, 2014
 Large grain-like fruits of Plantago amplexicaulis (local names rablat al mistah, lesan al hamal) in Trainah gardens. Southern Qatar, March 5, 2014
 Purple tinted leaves of Plantago amplexicaulis (local names rablat al mistah, lesan al hamal) in Trainah gardens. Southern Qatar, March 5, 2014
 Plantain with large grain-like fruits (Plantago amplexicaulis, local names rablat al mistah, lesan al hamal) in Trainah gardens. Southern Qatar, March 5, 2014
 Prickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in sand on a roadside in southern Qatar, February 11, 2014
 Silver Nailroot (Paronychia arabica, Illecebrum arabicum) in sand on a roadside of Abu Samra Road in southern Qatar, February 11, 2014
 Desert plant Arnebia hispidissima (Lithospermum hispidissimum, local names kahal, hasheshat al arnab) in sand near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Ifloga spicata(?) in sand near Trainah in southern Qatar, February 14, 2014
 Rosette of leaves in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Launaea(?) in sand near Trainah in southern Qatar, February 14, 2014
 Seed pod among dry leaves fallen on the ground of mesquite (Prosopis juliflora, Prosopis chilensis, ironwood, local names meskeet, ghweif, al ghaf) in Trainah gardens. Southern Qatar, March 5, 2014
 Seed pod with dry leaves fallen on the ground of mesquite (Prosopis juliflora, Prosopis chilensis, ironwood, local names meskeet, ghweif, al ghaf) in Trainah gardens. Southern Qatar, March 5, 2014
 Flower of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Blooming puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Yellow flowers of puncturevine (Caltrop, Tribulus terrestris, Tribulus lanuginosus, local name hasak) on a roadside in southern Qatar, February 11, 2014
 Rosette of leaves of a desert plant Launaea(?) in sand near Trainah in southern Qatar, February 14, 2014
 Cornulaca monacantha (local names thalj, thallaj) in sand dunes near Inland Sea Road. Southern Qatar, March 5, 2014
 Bush of Cornulaca monacantha (local names thalj, thallaj) in sand dunes near Inland Sea Road. Southern Qatar, March 5, 2014
 Blooming desert plant Launaea capitata (Launaea glomerata, Zollikoferia glomerata, local names huwa, hazan) in sand near a road to Sawda Natheel in southern Qatar, February 11, 2014
 Desert plant Cornulaca monacantha (local names thalj, thallaj) in sand dunes near Inland Sea Road. Southern Qatar, March 5, 2014
 Malva parviflora (Malva flexuosa, local name khubaiza) in Trainah in southern Qatar, February 14, 2014
 Aerva javanica (local names towayim, tarfa, tirf, Tuwaim) in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Dry eyelash plant (Blepharis ciliaris, local names nejayae, shouk al dab) in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Alfalfa (Medicago sativa, local names jet, barseem) on roadside in southern Qatar, February 14, 2014
 Medicago laciniata (Medicago polymorpha, Medicago aschersoniana, local names nafal abu hasak, hassak, jet barri) near Dukhan Road. Western Qatar, March 1, 2014
 Virgin s Hand plant (Anastatica hierochuntica local names kaf mariam, jefaiea) near Harrarah in southern Qatar, February 14, 2014
 Desert plant with long pods of Greater bird s foot trefoil (Lotus halophilus, Lotus villosus, Lotus pusillis, local names garn al ghazal, harbeth, quroon al ghazal) in sand near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Medicago laciniata (Medicago polymorpha, Medicago aschersoniana, local names nafal abu hasak, hassak, jet barri) with spherical fruits near Dukhan Road. Western Qatar, March 1, 2014
 Shoot of Salsola vermiculata (local name hamd) in Trainah gardens. Southern Qatar, March 5, 2014
 Prickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) on a roadside in southern Qatar, February 11, 2014
 Yellow flowers of Ochradenus baccatus (local names qardi, Qurdi) on a roadside of Abu Samra Road in southern Qatar, February 11, 2014
 Flowers of Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Launaea capitata (local names huwa, hazan) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Medicago laciniata (Medicago polymorpha, Medicago aschersoniana, local names nafal abu hasak, hassak, jet barri) and a torpedo seed of Erodium near Dukhan Road. Western Qatar, March 1, 2014
 Tiny white flowers of Ogastemma pusillum (Anchusa spinocarpos, Echinospermum spinocarpos, Lappula spinocarpos) in sand near Trainah in southern Qatar, February 14, 2014
 Medicago laciniata (Medicago polymorpha, Medicago aschersoniana, local names nafal abu hasak, hassak, jet barri) and a stray torpedo seed of Erodium near Dukhan Road. Western Qatar, March 1, 2014
 Medicago laciniata (Medicago polymorpha, Medicago aschersoniana, local names nafal abu hasak, hassak, jet barri) and a torpedo seed of Erodium (at the bottom) near Dukhan Road. Western Qatar, March 1, 2014
 Blooming Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) on a roadside of Abu Samra Road in southern Qatar, February 11, 2014
 Rosette of leaves of Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) in sand near Umm Bab in south-western Qatar, February 21, 2014
 Desert plant Fagonia glutinosa (local names dereima, showeika, shaki, shoka) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Desert plant Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) near Sawda Natheel Road in southern Qatar, February 11, 2014
 Desert plant Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Desert plant Launaea capitata (Zollikoferia glomerata, local names huwa, hazan) near a road to Sawda Natheel in southern Qatar, February 11, 2014
 Haloxylon salicornicum (Hammada elegance local names remith, hamd) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Bushes of Seidlitzia rosmarinus (Salsola rosmarinus, Suaeda rosmarinus, local names shenan, Julman) on sand mounds near Sealine Beach Resort near Mesaieed. Southern Qatar, March 5, 2014
 Silver Nailroot (Paronychia arabica, Illecebrum arabicum) on a roadside of Abu Samra Road in southern Qatar, February 11, 2014
 Rosin Weed (Cressa cretica, local names Senebiera, didyma, nedaiwa) on Al Markhiya Street in West Bay. Doha, Qatar, May 3, 2014
 Prostrate desert plant Fagonia glutinosa (local names dereima, showeika, shaki, shoka) near a road to Saudi Arabia in southern Qatar, February 11, 2014
 Leaves of a desert plant Fagonia glutinosa (local names dereima, showeika, shaki, shoka) near a road to Sawda Natheel in southern Qatar, February 11, 2014
 Rotten last year bitter gourd (Citrullus colocynthis, local names handal, shary, Handhal) on a roadside of Abu Samra Road in southern Qatar, February 11, 2014
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