 Weeds of prickly lettuce (Lactuca serriola) near Al Luqta Street, opposite to Education City. Doha, Qatar, April 11, 2014
 Prickly lettuce (Lactuca serriola) on Al Mawrid Street in Al Lejbailat area. Doha, Qatar, May 26, 2016
 Flowers of prickly lettuce (Lactuca serriola) near Al Istiqlal Street in Onaiza area. Doha, Qatar, May 2, 2016
 Leaves of prickly lettuce (Lactuca serriola) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016
 Prickly lettuce (Lactuca serriola) or may be L. saligna on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Flowers of prickly lettuce (Lactuca serriola) or may be L. saligna on roadside of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Vein system of leaves of prickly lettuce (Lactuca serriola) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Close up of flowers of prickly lettuce (Lactuca serriola) or may be L. saligna on roadside of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Flowers of prickly lettuce (Lactuca serriola) or may be L. saligna on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
 Inflorescence of prickly lettuce (Lactuca serriola) or may be L. saligna on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
 Small flower of prickly lettuce (Lactuca serriola) or may be L. saligna on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, May 1, 2015
 Repairing shoes in Souq Al Ali, near Immigration Roundabout (Gharafa Interchange). Doha, Qatar, February 22, 2014
 Shoe repair area of Souq Al Ali, near Immigration Roundabout (Gharafa Interchange). Doha, Qatar, February 22, 2014
 Shoe repair section of Souq Al Ali, near Immigration Roundabout (Gharafa Interchange). Doha, Qatar, February 22, 2014
 Shoe repair booth in Souq Al Ali, near Immigration Roundabout (Gharafa Interchange). Doha, Qatar, February 22, 2014
 Wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, April 6, 2022
 Shoot of wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, May 2, 2022
 Wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, March 31, 2023
 Wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, March 27, 2023
 Wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, March 20, 2023
 Shoot of wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, March 2, 2023
 Shoot of wild lettuce (Florida blue lettuce, Lactuca floridana) in Lick Creek Park. College Station, Texas, March 16, 2023
 Lettuce (Lactuca) in Antique Rose Emporium. Independence, Texas, May 17, 2014
 Flower buds of wild lettuce (Florida blue lettuce, Lactuca floridana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 5, 2022
 Seeds of woodland lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, July 22, 2014
 Seeds of woodland lettuce (Lactuca floridana(?)) in Lick Creek Park. College Station, Texas, July 10, 2014
 Seeds of lettuce (Lactuca) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
 Wild lettuce (Lactuca floridana) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Sidra Medical and Research Center from Slope Roundabout. Doha, Qatar, April 11, 2014
 Close up of Zygophyllum qatarense plant east from Arch (Rainbow) Roundabout. Doha, Qatar, April 9, 2011
 Anabasis setifera (local name hamd al arnab) east from Arch (Rainbow) Roundabout. Doha, Qatar, April 9, 2011
 Saltwort (Salsola imbricata) with a winged fruit east from Arch (Rainbow) Roundabout. Doha, Qatar, April 9, 2011
 Public Works Authority (Al Faisal Tower East) and Kahramaa Headquarters in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Tetraena qatarense (Zygophyllum qatarense) plant east from Arch (Rainbow) Roundabout. Doha, Qatar, April 16, 2011
 Tetraena qatarense (Zygophyllum qatarense) plant east from Arch (Rainbow) Roundabout. Doha, Qatar, April 9, 2011
 Tetraena qatarense (Zygophyllum qatarense) plant with fruits east from Arch (Rainbow) Roundabout. Doha, Qatar, April 16, 2011
 Tetraena qatarense (Zygophyllum qatarense) plant in sand east from Arch (Rainbow) Roundabout. Doha, Qatar, April 16, 2011
 Tetraena qatarense (Zygophyllum qatarense) plant with small flowers east from Arch (Rainbow) Roundabout. Doha, Qatar, April 16, 2011
 Woodland lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, June 13, 2022
 Wild lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, March 7, 2023
 Exhibition Roundabout in West Bay. Doha, Qatar, January 21, 2014
 Seeds of woodland lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, June 22, 2022
 Shoot of woodland lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, June 13, 2022
 Leaves of wild lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, March 7, 2023
 Parasols at Conference Roundabout in West Bay. Doha, Qatar, January 25, 2014
 Parasols of Exhibition Roundabout in West Bay. Doha, Qatar, February 10, 2014
 Rosette of leaves of woodland lettuce (Lactuca floridana) in Lick Creek Park. College Station, Texas, February 27, 2023
 Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Sword Roundabout with sidra trees (Ziziphus spina-christi) from Al Nada Street in Al Doha Al Jadeeda area. Doha, Qatar, March 21, 2014
 Flowers of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Dinner with TAMUQ (Texas A and M University at Qatar) in Far East Restaurant (Thai) near TV Roundabout. Doha, Qatar, February 16, 2010
 Chicory-like flower of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Chicory-like flower of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 22, 2015
 Chicory-like flower of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 28, 2017
 Chicory-like flower of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Area of Doha Bank in West Bay south-west from Exhibition Roundabout. Doha, Qatar, February 3, 2012
 Close up of chicory-like flower of Siberian Lettuce (Lactuca sibirica) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Doha Bank, Ramez Tower and Public Works Authority in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Young plant of woodland lettuce (Lactuca floridana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Young plant of woodland lettuce (Lactuca floridana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
 Rosette of leaves of woodland lettuce (Lactuca floridana) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 20, 2022
 A street in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 A cat near Al Koot Fort Roundabout, Musheirib area. Doha, Qatar, April 13, 2012
 Lettuce in Vegetable Market, Wholesale Markets area in Abu Hamour. Doha, Qatar, April 5, 2013
 Construction site in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Office buildings in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Ramez and Nakheel towers in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Black aphids on a stalk of lettuce (Lactuca)(?) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 31, 2022
 Doha Bank, Woqod Tower and Public Works Authority (Al Faisal Tower West) in West Bay north from Sheraton Roundabout. Doha, Qatar, April 16, 2011
 Prickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Seeds of Ochradenus aucheri near Abu Nahlah Road, south from Doha. Qatar, April 25, 2014
 Seed capsules of Ochradenus aucheri near Abu Nahlah Road, south from Doha. Qatar, April 25, 2014
 Pulicaria undulata on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Ramez Tower and Doha Bank in West Bay from Sheraton Roundabout. Doha, Qatar, March 19, 2011
 Vegetation in a depression on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Pulicaria undulata with flowers on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Blooming Pulicaria undulata on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Peeling dried clay on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Flowers of Picris cyanocarpa on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Puncturevine (Caltrop, Tribulus terrestris) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Suaeda aegyptiaca(?) with seeds on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Taking pictures of plants on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Bushy bindweed (Convolvulus prostratus) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Aerva javanica with woolly flowers on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Blooming Cornulaca monacantha(?) on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Desert plant Picris cyanocarpa(?) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Ribwort Plantain (Plantago lanceolata) in sand on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Floccise woolly flowers of Aerva javanica on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Argentine peppercress (Lepidium bonariense) with seeds on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Yellow flowers of Acacia ehrenbergiana on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Dry seeds of Zilla spinosa on the ground on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Small white flowers of Acacia tortilis(?) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Seeds of Argentine peppercress (Lepidium bonariense) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Blooming Ribwort Plantain (Plantago lanceolata) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Horsetail knotweed (Polygonum equisetiforme, local name qadab) in a depression near Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Flower spike of Ribwort Plantain (Plantago lanceolata) on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Bushy bindweed (Convolvulus prostratus) with white flowers on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Fruits of Zilla spinosa carpeting the ground on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
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