 Common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Flower head of common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 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) in Onaiza area. Doha, Qatar, March 24, 2016
 Common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Yellow flower of common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Disk flowers of common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Common sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 31, 2014
 Common sunflower (Helianthus annuus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 8, 2012
 Common sunflower (Helianthus annuus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 19, 2012
 Flower of common sunflower (Helianthus annuus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 19, 2012
 Blooming sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Sunflower (Helianthus annuus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Sunflower (Helianthus annuus) in Lick Creek Park. College Station, Texas, July 7, 2012
 Blooming charlock mustard (Sinapis arvensis) on waste ground near Jabla Bin Atiya Street in Umm Lekhba area. Doha, Qatar, February 22, 2016
 Sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Close up of sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Petals of sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Sunflower (Helianthus annuus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 27, 2012
 Sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2014
 Sunflower (Helianthus annuus) under power lines in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 12, 2014
 Sunflower (Helianthus annuus) under power lines in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Close up of petals of sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Petals of sunflower (Helianthus annuus) under power lines in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Sunflower (Helianthus annuus)on a cutting under power lines in Lake Bryan Park. Bryan, Texas, July 20, 2014
 Seed head of sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Velvet Queen Sunflower (Helianthus annuus) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, April 28, 2024
 Blooming sunflower (Helianthus) in Lick Creek Park. College Station, Texas, August 1, 2021
 Blooming Maximilian sunflower (Helianthus maximiliani) on a forest clearing in Lick Creek Park. College Station, Texas, August 28, 2020
 Blooming Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Field of grass Rostraria pumila 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
 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
 Dense stand of grass Rostraria pumila 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
 Blooming Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 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
 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
 Sunflowers (Helianthus annuus) on Tom Moore Road. Washington, Texas, May 24, 2020
 Villagio shopping mall in Aspire Zone that looks like a mall in Venetian Casino in Las Vegas. Doha, Qatar, February 11, 2010
 Villagio shopping mall in Aspire Zone that looks like a mall at Caesars Palace in Las Vegas. Doha, Qatar, February 11, 2010
 Common tumbleweed (Amaranthus albus) on roadside of Salwa Road near Mukaynis. Qatar, February 5, 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
 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
 Blooming plant of storkbill (Erodium glaucophyllum) on roadside in Dukhan. Qatar, February 20, 2016
 Blooming Althaea ludwigii (local name khatma) in a roadside depression of Khawzan Road. Qatar, February 20, 2016
 Blooming plant of Eruca vesicaria (rocket) in roadside depression near Dukhan Highway. Qatar, February 5, 2016
 Blooming spurge Euphorbia retusa in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
 Blooming Althaea ludwigii (local name khatma) in a roadside depression of Khawzan Road. Qatar, February 20, 2016
 Blooming Linaria albifrons on white background taken from a roadside south from Ras Laffan. North-eastern Qatar, February 19, 2016
 Blooming woolly plantain (Plantago ovata) in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
 Blooming Linaria albifrons against a picture of a desert taken from a roadside south from Ras Laffan. North-eastern Qatar, February 19, 2016
 Blooming Linaria albifrons on dark background taken from a roadside south from Ras Laffan. North-eastern Qatar, February 19, 2016
 Blooming Linaria albifrons with a picture of a desert as background taken from a roadside south from Ras Laffan. North-eastern Qatar, February 19, 2016
 Upper view of a blooming rare spurge Euphorbia retusa in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
 Blooming Eremobium aegyptiacum in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, February 26, 2016
 Blooming bindweed (Convolvulus fatmensis) in windblown sand on roadside of Salwa Road in area of Khashem Al Nekhsh. Qatar, February 26, 2016
 Wide angle view of a blooming spurge Euphorbia retusa in a large roadside depression near Route 77 to Ras Laffan. Qatar, February 6, 2016
 Blooming sedge (Cyperus conglomeratus) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, February 26, 2016
 Blooming desert date (Balanites aegyptiaca) on roadside of Salwa Highway near Saliyah military housing south-west from Doha. Qatar, May 27, 2016
 Common vetch (Vicia sativa) taken from Al Istiqlal Street in Onaiza area. Doha, Qatar, February 3, 2016
 Blooming corn cleavers (Galium tricornutum) growing under protection of Ziziphus bushes in a silty depression on roadside of a road to Zubara, area of Al Magdah farms. Northern Qatar, February 6, 2016
 Blooming false daisy (Eclipta prostrata) on the perimeter of a round lawn to the right from entrance of City Center Mall in West Bay. Doha, Qatar, April 8, 2014
 Beetle of yellow petals of sunflower (Helianthus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Common vetch (Vicia sativa) with a flower and fruits taken from Al Istiqlal Street in Onaiza area. Doha, Qatar, February 3, 2016
 Blooming Reichardia intermedia(?) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 23, 2016
 Sunflower (Helianthus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Blooming bushes of Dipterygium glaucum (Cleome pallida Kotschy, Dipterygium scabrum) in windblown sand on roadside of Salwa Road in area of Rawdat Ekdaim. Southern Qatar, February 26, 2016
 Blooming Texas Indian-mallow (Abutilon fruticosum, Abutilon denticulatum, local name gargadan) on roadside of a road to Zubara in area of Al Magdah farms. North-western Qatar, February 20, 2016
 Blooming flax (Linum usitatissimum) on Al Istiqlal Street in Onaiza area. Doha, Qatar, February 10, 2016
 Blooming coriander (Coriandrum sativum) on Al Maha Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Maximilian sunflower (Helianthus maximiliani) on a forest clearing in Lick Creek Park. College Station, Texas, August 28, 2020
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 1, 2020
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 6, 2019
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 21, 2021
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 22, 2022
 Al Hazm Mall on Al Markhiya Street. Doha, Qatar, June 12, 2016
 Dry plant of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry leaves of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry seeds of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Sunflower (Helianthus) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Sunflower seeds in spice section of Souq Waqif (Old Market). Doha, Qatar, February 8, 2014
 common Mediterranean grass (Schismus barbatus) on roadside of a road from Khawzan to Al-Jumayliyah. Qatar, April 9, 2016
 Seeds of common tumbleweed (Amaranthus albus) taken from roadside depression of Dukhan Highway. Qatar, January 15, 2016
 Gate Mall in West Bay at sunset. Doha, Qatar, February 15, 2014
 Entrance of City Center Mall. Doha, Qatar, February 8, 2011
 West Bay across a harbor from a fishing mall. Doha, Qatar, February 3, 2010
 Gate of Al Hazm Mall on Al Markhiya Street. Doha, Qatar, June 12, 2016
 Sunflower (Helianthus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 27, 2019
 Sunflower (Helianthus) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, May 12, 2024
|