 Mexican agaves (Agave americana) near back entrance of Texas A and M University in Education City campus. Doha, Qatar, March 26, 2014
 Blooming Mexican agaves (Agave americana) near back entrance of Texas A and M University in Education City campus. Doha, Qatar, March 26, 2014
 Orange flowers of Mexican marigold (Tagetes erecta) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Violet petunia in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Violet flowers of petunia in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Orchid tree (Bauhinia variegata) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Weeping bottlebrush (Callistemon viminalis(?)) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Agave in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, March 21, 2016
 Bulbils of century plant (Agave americana) near Majlis Al Taawon Street in West Bay. Doha, Qatar, April 19, 2014
 Dramatic cloudy sky on Al Rafiei Street in Onaiza area. Doha, Qatar, March 9, 2016
 Dramatic dark sky on Al Rafiei Street in Onaiza area. Doha, Qatar, March 9, 2016
 Dramatic stormy sky on Al Rafiei Street in Onaiza area. Doha, Qatar, March 9, 2016
 Blue pansy (Viola tricolor) in a flowerbed in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Blooming orchid tree (Bauhinia variegata) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Agave leaves in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, March 21, 2016
 Leaves of agave in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, March 21, 2016
 Ornamental plant Elephant Food (Portulacaria afra) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Flowers of blue pansy (Viola tricolor) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Nightshade (Solanum luteum or may be S. nigrum) on Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Bright pink flowers of orchid tree (Bauhinia variegata) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Blooming nightshade (Solanum luteum or may be S. nigrum) taken from Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Flowers of nightshade (Solanum luteum or may be S. nigrum) taken from Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Edging Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Blooming century plants (Agave americana) near back entrance of Texas A and M University in Education City campus. Doha, Qatar, March 26, 2014
 Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) blooming in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 McKelvey agave (thorn-crested agave, Agave univittata) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, July 7, 2022
 Petunia flowers in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Jatropha integerrima in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, April 24, 2016
 Edging Lobelia (Lobelia erinus) growing as ornamental plant in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Petals of Jatropha integerrima in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, April 27, 2016
 Red petals of Jatropha integerrima in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, April 27, 2016
 Red petals of Jatropha integerrima in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 White petunia flowers in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Flowers of snapdragon (Antirrhinum majus) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Leaves of agave in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, May 3, 2016
 Blooming siricote tree (Cordia sebestena) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, April 24, 2016
 Succulent plant Elephant Food (Portulacaria afra) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 China rose (Hibiscus rosa-sinensis) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Orange flowers of siricote tree (Cordia sebestena) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, April 24, 2016
 Parry s agave (Agave parryi) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Edging Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Cylindrical spikes of grass Sporobolus spicatus found near Al Rafiei Street in Onaiza area. Doha, Qatar, April 24, 2016
 Dwarf Annual Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) among Antirrhinum in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Dense cluster of Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Self-sown plants of Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Self-sown plants of Dahlberg daisy (Thymophylla tenuiloba var. tenuiloba) on gravel in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Crown of thorns (Euphorbia milii, Euphorbia splendens, large blooms type) in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Cabbage head agave (Agave parrasana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 21, 2009
 Cabbage head agave (Agave parrasana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 21, 2008
 Leaves of Cabbage head agave (Agave parrasana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 7, 2008
 Queen Victoria Agave (Agave victoriae-reginae compact) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 4, 2011
 Queen Victoria Agave (Agave victoriae-reginae compact) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 21, 2009
 Queen Victoria Agave (Agave victoriae-reginae compact) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 7, 2009
 Stamens of agave flower near Ezdan Hotel in West Bay. Doha, Qatar, March 4, 2015
 Flower buds of agave near Ezdan Hotel in West Bay. Doha, Qatar, March 4, 2015
 Streaks of white on sculptured geometrical leaves on Queen Victoria Agave (Agave victoriae-reginae compact) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 7, 2009
 Green and white leaves of Variegated century plant (Agave angustifolia Marginata, Agave Maguey Lechugilla) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 4, 2009
 Green and white leaves of Variegated century plant (Agave angustifolia Marginata, Agave Maguey Lechugilla) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 21, 2009
 Blooming Mexican agave on Texas Avenue in College Station, Texas, April 20, 2024
 Shoots of Mexican agave with yellow flowers on Texas Avenue in College Station, Texas, April 20, 2024
 Polycarpon tetraphyllum taken from United Nations Street in Onaiza area. Doha, Qatar, March 31, 2016
 Flower stalks of Mexican agave with yellow flowers on Texas Avenue in College Station, Texas, April 20, 2024
 Leaves of Mexican agave in Leach Teaching Gardens at Texas A and M University. College Station, Texas, June 5, 2022
 Spreading Mexican agave in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 24, 2013
 Mexican agave plant in Leach Teaching Gardens at Texas A and M University. College Station, Texas, June 5, 2022
 Pattern of leaves of Mexican agave in TAMU Holistic Garden in Texas A and M University. College Station, Texas, December 26, 2010
 Leaf texture of Mexican agave in TAMU Holistic Garden in Texas A and M University. College Station, Texas, December 26, 2010
 Lamb s quarters (Chenopodium album) taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Eruca vesicaria (rocket) on sidewalk of Al Owaina Street in Onaiza area. Doha, Qatar, March 2, 2016
 Cowpen daisy (Verbesina encelioides) on Al Shatt Street in Onaiza area. Doha, Qatar, March 17, 2016
 Fourleaf manyseed (Polycarpon tetraphyllum) on United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Dry seeds of cowpen daisy (Verbesina encelioides) taken from Al Shatt Street in Onaiza area. Doha, Qatar, March 31, 2016
 Flowers of drumstick tree (Moringa oleifera) on Ibn Zaidoun Street in Onaiza area. Doha, Qatar, March 28, 2016
 Slender sow thistle (Sonchus tenerrimus) on sidewalk on Al Sham Street in Onaiza area. Doha, Qatar, March 31, 2016
 Lamb s quarters (Chenopodium album) with flowers taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Wandering cudweed (Gnaphalium pensylvanicum, Gamochaeta pensylvanica) taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Fourleaf manyseed (Polycarpon tetraphyllum) on sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Lamb s quarters (Chenopodium album) on white background taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Dry seed head of cowpen daisy (Verbesina encelioides) taken from Al Shatt Street in Onaiza area. Doha, Qatar, March 31, 2016
 Lamb s quarters (Chenopodium album) on dark background taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Plant of fourleaf allseed (Polycarpon tetraphyllum) taken from United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Cut seed head of cowpen daisy (Verbesina encelioides) taken from Al Shatt Street in Onaiza area. Doha, Qatar, March 31, 2016
 Wandering cudweed (Gnaphalium pensylvanicum, Gamochaeta pensylvanica) with flowers taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Fourleaf manyseed (Polycarpon tetraphyllum) on a crevice of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Fourleaf allseed (Polycarpon tetraphyllum) on pavement of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Fourleaf manyseed (Polycarpon tetraphyllum) on pavement of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Fourleaf manyseed (Polycarpon tetraphyllum) on cracks of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Close up of wandering cudweed (Gnaphalium pensylvanicum, Gamochaeta pensylvanica) taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Plant of fourleaf allseed (Polycarpon tetraphyllum) on sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Branch of fourleaf allseed (Polycarpon tetraphyllum) taken from sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Dying Mexican agave in West Texas Garden in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2021
 Close up of fourleaf allseed (Polycarpon tetraphyllum) on pavement of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Wandering cudweed (Gnaphalium pensylvanicum, Gamochaeta pensylvanica) on white background taken from Ibn Nusaih Street in Onaiza area. Doha, Qatar, March 17, 2016
 Jatropha integerrima in a park at Al Meshrif Street in Onaiza area. Doha, Qatar, May 29, 2016
 Fourleaf allseed (Polycarpon tetraphyllum) growing from crevices on pavement of sidewalk of United Nations Street in Onaiza area. Doha, Qatar, March 14, 2016
 Mexican petunia (Ruellia simplex, Ruellia brittoniana) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, May 3, 2015
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