 Field of grass Rostraria pumila on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Dense stand of grass Rostraria pumila on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Flowers of charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Inflorescence of charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Blooming charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Yellow flowers of charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Spikes of grass Rostraria pumila taken from a dried silty depression on roadside of a road to Zubara, near Darwish Farm. Northern Qatar, February 6, 2016
 Grass Rostraria pumila (Avena pumila)(?) in sand on a rocky ridge of Jebel Fuwairit. Northern Qatar, February 19, 2016
 Grass Rostraria pumila in area of Jabal Al Jassasiya, on north-eastern coast. Qatar, February 12, 2016
 Grass Rostraria pumila in shallow depression in area of Jabal Al Jassasiya, on north-eastern coast. Qatar, February 12, 2016
 Rostraria pumila (Avena pumila)(?) grass on rocky ridge of Jebel Fuwairit. Northern Qatar, March 19, 2016
 Grass Rostraria pumila (Avena pumila) growing in silt in abandoned farms in Ras Laffan. Northern Qatar, February 28, 2014
 Rostraria pumila (Avena pumila) grass near Zekreet in western Qatar, March 3, 2014
 Masses of grass Rostraria pumila in a dried silty depression on roadside of a road to Zubara, near Darwish Farm. Northern Qatar, February 6, 2016
 Close up of grass Rostraria pumila taken from a dried silty depression on roadside of a road to Zubara, near Darwish Farm. Northern Qatar, February 6, 2016
 Rostraria pumila(?) grass in silty depression on roadside of a road to Zubara in area of Thaghab Al Majda. North-western Qatar, February 28, 2014
 Bud of moonflower (Datura innoxia) on waste ground on Al Shatt Street in Onaiza area. Doha, Qatar, January 26, 2016
 Moonflower (Datura innoxia) on waste ground on Al Shatt Street in Onaiza area. Doha, Qatar, January 26, 2016
 Spikes of Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Sudan grass (Sorghum sudanense, Sorghum x drummondii) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Cylindrical spikes of grass Sporobolus spicatus found near Al Rafiei Street in Onaiza area. Doha, Qatar, April 24, 2016
 Common purslane (wild portulaca, Portulaca oleracea, local names barbeer, rijla, bagla) with seeds on waste ground on Al Shatt Street in Onaiza area. Doha, Qatar, January 26, 2016
 Flax (Linum usitatissimum) growing on waste spot on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 11, 2016
 Spikes of grass Pennisetum divisum taken from Onaiza area. Doha, Qatar, January 12, 2016
 Awns of barley (Hordeum vulgare) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Spike of barley (Hordeum vulgare) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Grains of barley (Hordeum vulgare) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Spikes of fountain grass (Pennisetum setaceum) planted in a park at Al Markhiya Street near a corner with Onaiza. Doha, Qatar, April 28, 2016
 Sudangrass (Sorghum sudanense, Sorghum x drummondii) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Stalk of sudangrass (Sorghum sudanense, Sorghum x drummondii) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Grains of sudangrass (Sorghum sudanense, Sorghum x drummondii) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Close up of sudangrass (Sorghum sudanense, Sorghum x drummondii) taken from area at the corner of Al Ghadeeriyat and Al Ghafat streets in Umm Lekhba area. Doha, Qatar, February 3, 2016
 Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Spikes of grass Cutandia memphitica on dunes south from Fuwairit. Northern Qatar, February 9, 2016
 Spike of Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Close up of Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Spikes of grass Chrysopogon plumulosus in Yoodah depression near Al Zubara Road. Northern Qatar, February 27, 2016
 Spikes of spear grass (Stipa capensis) in a roadside depression of Khawzan Road. Qatar, February 20, 2016
 Flower spikes of Slender amaranth (Amaranthus viridis) taken from the median strip of Al Istiqlal Street in Onaiza area. Doha, Qatar, April 13, 2016
 Details of a spike of Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Close up of a spike of Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Silvery spikes of grass Stipagrostis obtusa taken from Lebwairda area north from Al Khor. Qatar, April 16, 2016
 Nodding spikes of grass Chrysopogon plumulosus in Yoodah depression near Al Zubara Road. Northern Qatar, February 27, 2016
 Brown spikes of candy grass (Eragrostis cilianensis) in a roadside depression of Khawzan Road. Qatar, February 20, 2016
 Close up of flower spikes of Slender amaranth (Amaranthus viridis) taken from the median strip of Al Istiqlal Street in Onaiza area. Doha, Qatar, April 13, 2016
 Spike of Hindi grass (Diaz bluestem, Dichanthium annulatum) on white background taken from Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Awned spikes of spear grass (Stipa capensis) in Yoodah depression near Al Zubara Road. Northern Qatar, February 27, 2016
 Plumose flower spikes of fountain grass (Pennisetum setaceum) in a park at Al Markhiya Street near a corner with Onaiza. Doha, Qatar, May 2, 2015
 Close up of a spike of Hindi grass (Diaz bluestem, Dichanthium annulatum) on white background taken from Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Wire grass Ochthochloa compressa (local name Hamrah) with spikes on roadside of Sawda Natheel Road. Southern Qatar, February 26, 2016
 Common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Blooming morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Flowers of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 White sweet clover (Melilotus albus) taken from roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Blooming common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Blooming plant of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Upper view of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 White flowers of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Lower view of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Large bush of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Desert species of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Flower head of common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Plumose spikes of grass Stipagrostis obtusa taken from area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Wire grass (Ochthochloa compressa, local name Hamrah) with spikes in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Grass Dichanthium foveolatum taken from Makkah Street in Al Luqta area. Doha, Qatar, March 15, 2016
 Waste ground west from Ezdan Hotel in West Bay, view from a window of Room 1-2244. Doha, Qatar, September 12, 2014
 Bristly foxtail grass (Setaria verticillata) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, May 26, 2016
 Southern sandbur grass (Cenchrus echinatus) taken from Makkah Street in Al Luqta area. Doha, Qatar, March 15, 2016
 Close up of bristly foxtail grass (Setaria verticillata) taken from Al Mawrid Street in Al Lejbailat area. Doha, Qatar, May 26, 2016
 African foxtail grass (buffelgrass, Cenchrus pennisetiformis)(?) taken from Makkah Street in Al Luqta area. Doha, Qatar, March 15, 2016
 Spikes of grass false barley (Hordeum murinum) in a depression in Al Harrarah. Qatar, March 4, 2016
 Spikes of grass Stipagrostis obtusa(?) without plume on roadside of a road to Sawda Natheel. Southern Qatar, April 15, 2016
 Spikes of spear grass (Stipa capensis) in Yoodah depression near Al Zubara Road. Northern Qatar, March 12, 2016
 Silvery spikes of grass Stipagrostis obtusa on roadside of a road to Sawda Natheel. Southern Qatar, April 15, 2016
 Spikes of sedge (Cyperus conglomeratus) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, February 26, 2016
 Spikes of sword-leaved helleborine grass (Centropodia forsskalii) taken from Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Qatar, March 25, 2016
 Slender grass Stipagrostis obtusa with silvery spikes in a runnel near a road to Sawda Natheel. Southern Qatar, March 18, 2016
 Close up of spikes of sword-leaved helleborine grass (Centropodia forsskalii) taken from Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Qatar, March 25, 2016
 Light brown spikes of grass Stipagrostis obtusa(?) without plume on roadside of a road to Sawda Natheel. Southern Qatar, April 15, 2016
 Flower spikes of little seed canary grass (Phalaris minor) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 23, 2016
 Sporobolus spicatus (salt grass) with narrow cylindrical spikes near a small water channel on roadside between Al Khor and Ras Luffan. Qatar, February 6, 2015
 Dry spikes of spear grass (Stipa capensis, local names samma, safa) in Yoodah depression near Al Zubara Road. Northern Qatar, March 26, 2016
 Yellow spikes of dry spear grass (Stipa capensis, local names samma, safa) in Yoodah depression near Al Zubara Road. Northern Qatar, March 26, 2016
 Grass Dactyloctenium aristatum (local name Najm) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Spikelets of Dactyloctenium aristatum grass (local name Najm) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Petunia flowers in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Red amaranth (Amaranthus hybridus)(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 2, 2016
 Coriander (Coriandrum sativum) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Blooming Reichardia intermedia(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 23, 2016
 Flax (Linum usitatissimum) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 2, 2016
 Grass Dactyloctenium aristatum (local name Najm) on dark background taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Spikes of wire grass Ochthochloa compressa (local name Hamrah) on periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016
 Leaves of sacred fig (Ficus religiosa) on Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Blooming flax (Linum usitatissimum) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 10, 2016
 Upper view of Reichardia intermedia(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 23, 2016
 Blooming coriander (Coriandrum sativum) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Ashwagandha plant (Withania somnifera) on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Moong bean (Vigna radiata)(?) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
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