 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
 Flowers of 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 on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 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 a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Yellow flowers of charlock mustard (Sinapis arvensis)(?) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
 Yellow flowers of charlock mustard (Sinapis arvensis)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, March 14, 2015
 Flowers of charlock mustard (Sinapis arvensis) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 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
 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
 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
 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
 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
 Inflorescence of fodder radish (Raphanus sativus, local names ruweid, fijil) with aphids on Al Furqan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Pink Mustard (Erucaria hispanica, Sinapis hispanica, Erucaria latifolia) in a depression on roadside of a road to Zubara, area of Al Magdah farms (Thaghab Al Majda). Qatar, February 28, 2014
 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
 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
 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
 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
 Inflorescence of cowpen daisy (Verbesina encelioides) on Al Shatt Street in Onaiza area. Doha, Qatar, January 21, 2016
 Dry rusty brown leaves and inflorescence of mango tree (Mangifera indica) on the ground near Al Muhandiseen Street in West Bay. Doha, Qatar, May 7, 2014
 Common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Flowers of morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Blooming morning glory (Convolvulus cephalopodus) on waste ground at the entrance of Umm Bab in south-western Qatar, April 15, 2016
 Pink Mustard (Erucaria hispanica, Sinapis hispanica, Erucaria latifolia) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, April 3, 2014
 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
 Flowers of Pink Mustard (Erucaria hispanica, Sinapis hispanica, Erucaria latifolia) in a depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, April 3, 2014
 Desert species 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
 Blooming plant 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
 Upper view 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
 Waste ground west from Ezdan Hotel in West Bay, view from a window of Room 1-2244. Doha, Qatar, September 12, 2014
 Inflorescence of nimtree (Azadirachta indica) on Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 White inflorescence of mustard family near train station of Komarovo, 25 miles north-west from Saint Petersburg. Russia, May 9, 2016
 Mediterranean rocket (smooth mustard, Sisymbrium erysimoides) near a road to Zubara in area of Al Magdah farms. Northern Qatar, February 13, 2016
 Scarlet pimpernel (Anagallis arvensis var. caerulea) in a small runnel in area of Ras Laffan Farms, on north-eastern coast. Qatar, February 12, 2016
 Blooming scarlet pimpernel (Anagallis arvensis var. caerulea) in a small runnel in area of Ras Laffan Farms, on north-eastern coast. Qatar, February 12, 2016
 Mediterranean rocket (smooth mustard, Sisymbrium erysimoides) in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, February 6, 2016
 Blue flowers of scarlet pimpernel (Anagallis arvensis var. caerulea) in a small runnel in area of Ras Laffan Farms, on north-eastern coast. Qatar, February 12, 2016
 Small plant of Mediterranean rocket (smooth mustard, Sisymbrium erysimoides) in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, February 6, 2016
 Mediterranean rocket (smooth mustard, Sisymbrium erysimoides) growing near Ziziphus bushes in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, February 6, 2016
 Flax (Linum usitatissimum) 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
 Red amaranth (Amaranthus hybridus)(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 2, 2016
 Petunia flowers in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Flower of scarlet pimpernel (Anagallis arvensis var. caerulea) in shade of ziziphus bushes in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, February 6, 2016
 Hairy basal leaves of Sahara mustard (Asian mustard, wild-turnip, Brassica tournefortii) in roadside depression near Dukhan Highway. Qatar, January 15, 2016
 Upper view of Reichardia intermedia(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 23, 2016
 White petunia flowers in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Common vetch (Vicia sativa) taken from Al Istiqlal Street in Onaiza area. Doha, Qatar, February 3, 2016
 Yellow flower 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
 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
 Flowers of coriander (Coriandrum sativum) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Red petals of Jatropha integerrima in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Flower buds of Reichardia intermedia(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 23, 2016
 Moong bean (Vigna radiata)(?) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Flower petals of flax (Linum usitatissimum) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 11, 2016
 Opened seed pod of coffeeweed (Senna occidentalis) taken from Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Plant of Lamb s quarters (Chenopodium album) taken from Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Close up of flowers of coriander (Coriandrum sativum) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Brown seeds of coffeeweed (Senna occidentalis) taken from Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Flowers of snapdragon (Antirrhinum majus) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Blue panicgrass (Panicum antidotale) on United Nations Street in Onaiza area. Doha, Qatar, February 2, 2016
 Fruits of moong bean (Vigna radiata)(?) on Makkah Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Flower of moong bean (Vigna radiata)(?) on Makkah Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Flax (Linum usitatissimum) starting to bloom on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 10, 2016
 White leadtree (jumbay, Leucaena leucocephala) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 2, 2016
 Flower petals of flax (Linum usitatissimum) taken from Al Istiqlal Street in Onaiza area. Doha, Qatar, February 11, 2016
 Flax (Linum usitatissimum) with flower buds on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 10, 2016
 Flowers of Ashwagandha plant (Withania somnifera) on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Fruits of Ashwagandha plant (Withania somnifera) on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Seed pods of leadtree (jumbay, Leucaena leucocephala) on the ground in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, May 3, 2016
 Plant of Lamb s quarters (Chenopodium album) with flowers taken from Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Plant of fourleaf allseed (Polycarpon tetraphyllum) on United Nations Street in Onaiza area. Doha, Qatar, February 2, 2016
 Lamb s quarters (Chenopodium album) on white background taken from Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Skyblue clustervine (Jacquemontia pentanthos, ornamental vine) on Al Amir Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Plant of four-leaved allseed (Polycarpon tetraphyllum) taken from United Nations Street in Onaiza area. Doha, Qatar, February 2, 2016
 Lamb s quarters (Chenopodium album) grown as weed on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Sacred fig (Bo-Tree, Ficus religiosa) near a stone fence on Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Common vetch (Vicia sativa) with a flower and fruits taken from Al Istiqlal Street in Onaiza area. Doha, Qatar, February 3, 2016
 Ashwagandha plant (Withania somnifera) near a stone building on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Leaves of cultivated sweet potato (Ipomoea batatas) on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Hindi grass (Diaz bluestem, Dichanthium annulatum) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Ripening fruits of Ashwagandha plant (Withania somnifera) on Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
 Ripe fruits of Ashwagandha plant (Withania somnifera) taken from Al Muhandiseen Street in Al Lejbailat area. Doha, Qatar, February 25, 2016
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