 Leaves of Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 Golden Senna (Glaucous Cassia, Senna surattensis) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, December 1, 2015
 Golden Senna (Glaucous Cassia, Senna surattensis) on Al Shatt Street in Onaiza area. Doha, Qatar, January 18, 2016
 Golden Senna (Glaucous Cassia, Senna surattensis) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, March 14, 2016
 Blooming Golden Senna (Glaucous Cassia, Senna surattensis) on Corniche. Doha, Qatar, May 3, 2014
 Coffeeweed (Senna occidentalis) taken from Al Jood Street in Onaiza area. Doha, Qatar, April 7, 2015
 Flower of coffeeweed (Senna occidentalis) on Al Jood Street in Onaiza area. Doha, Qatar, December 23, 2015
 Senna with needle-shaped leaves (Fine-leaf desert cassia, Cassia nemophila, Senna artemisioides subsp. filifolia) in Al Luqta area. Doha, Qatar, March 13, 2015
 Senna with needle-shaped leaves (Fine-leaf desert cassia, Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, January 14, 2016
 Senna italica (Cassia aschrak, Cassia obovata, Cassia italica, local names ishrig, senna, senna mekki) on roadside of a road from Dukhan to Al Jumayliyah. Western Qatar, March 1, 2014
 Flowers of Senna italica (Cassia aschrak, Cassia obovata, Cassia italica, local names ishrig, senna, senna mekki) on roadside of a road from Dukhan to Al Jumayliyah. Western Qatar, March 1, 2014
 Flowers of fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, January 14, 2016
 Blooming fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Bush of fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Flowers of fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Flowers of fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, January 14, 2016
 Fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) with flowers on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 Branch with needle-shaped leaves of fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, August 4, 2021
 Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, July 26, 2014
 Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, July 15, 2014
 Flower of Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, July 26, 2014
 Southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Coffeeweed (Senna occidentalis) on Al Intisar Street in Onaiza area. Doha, Qatar, January 18, 2016
 Inflorescence of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Blooming southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Ants on southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Ants on flowers of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Southern wild senna (Senna marilandica, Cassia) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Coffeeweed (Senna occidentalis) with flowers and fruits on Al Intisar Street in Onaiza area. Doha, Qatar, January 18, 2016
 Opened seed pod of coffeeweed (Senna occidentalis) taken from Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Brown seeds of coffeeweed (Senna occidentalis) taken from Al Intisar Street in Onaiza area. Doha, Qatar, February 3, 2016
 Senna (Buttercup Bush, Senna corymbosa, Cassia falcata) flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2008
 Petty spurge (Euphorbia peplus) taken from Al Jood Street in Onaiza area (under palms). Doha, Qatar, April 7, 2015
 Rabbitsfoot grass (Polypogon monspeliensis)(?) taken from eastern Al Jood Street in Onaiza area. Doha, Qatar, April 7, 2015
 Close up of rabbitsfoot grass (Polypogon monspeliensis)(?) taken from eastern Al Jood Street in Onaiza area. Doha, Qatar, April 7, 2015
 Petty spurge (Euphorbia peplus) taken from Al Jood Street in Onaiza area, with black background. Doha, Qatar, April 7, 2015
 Spikelet of rabbitsfoot grass (Polypogon monspeliensis)(?) taken from eastern Al Jood Street in Onaiza area. Doha, Qatar, April 7, 2015
 Petty spurge (Euphorbia peplus) taken from southern Al Jood Street in Onaiza area (under palms). Doha, Qatar, April 7, 2015
 Golden shower tree (Cassia fistula) in Onaiza area. Doha, Qatar, May 28, 2015
 Cudweed (Gnaphalium pensylvanicum) on Al Jood Street near corner with Saha 16 in Onaiza area. Doha, Qatar, March 8, 2015
 Graceful Sandmat (spurge, Euphorbia hypericifolia) on Al Jood Street in Onaiza area. Doha, Qatar, June 17, 2015
 White sweetclover (Melilotus albus) taken from Al Jood Street near a corner with Saha 16 in Onaiza area. Doha, Qatar, March 13, 2015
 Spikelet of sweet corn (Zea mays)(?) on Al Jood Street near corner with Saha 16 in Onaiza area. Doha, Qatar, March 8, 2015
 Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
 White sweetclover (Melilotus albus) with flowers taken from Al Jood Street near a corner with Saha 16 in Onaiza area. Doha, Qatar, March 13, 2015
 Fruits of white sweetclover (Melilotus albus) taken from Al Jood Street near a corner with Saha 16 in Onaiza area. Doha, Qatar, March 25, 2015
 Split pod of Senna italica (Cassia) with seeds taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
 Dry seed pods of Senna italica (Cassia) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
 Ants feeding on Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
 Seedling of Senna italica (Cassia) near Al Khor Hospital. Qatar, December 13, 2014
 Candle bush (Senna alata)(?) in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, April 26, 2016
 Flowers of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 2014
 Senna italica (Cassia) at entrance of Ras Abrouq Peninsula near Zekreet. Qatar, November 14, 2014
 Green seed pod of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 2014
 Southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2012
 Southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 17, 2008
 Southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 20, 2009
 Yellow flowers of southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 6, 2013
 Close up of a yellow flower of southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 6, 2013
 Sacred fig (Bo-Tree, Ficus religiosa) on Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Spikelets of annual lovegrass (Eragrostis barrelieri) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Grass Dactyloctenium aristatum (local name Najm) taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Leaves of sacred fig (Bo-Tree, Ficus religiosa) on 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
 Jasminum grandiflorum(?) on Ibn Nusaih Street in Onaiza area. Doha, Qatar, April 20, 2015
 Grass Dactyloctenium aristatum (local name Najm) on dark background taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Peppermint (Mentha piperita(?)) on Ibn Nusaih Street in Onaiza area. Doha, Qatar, April 30, 2015
 Peppermint (Mentha piperita(?)) on Ibn Nusaih Street in Onaiza area. Doha, Qatar, April 20, 2015
 Annual lovegrass (Eragrostis barrelieri) with visible yellow glands at the nodes on the culm taken from Al Istiqlal Street Street in Onaiza area. Doha, Qatar, April 30, 2015
 Sapodilla tree (Manilkara zapota) on Al Wajba Street in Onaiza area. Doha, Qatar, April 8, 2015
 Pagoda tree (Plumeria alba) on Al Khair Street in Onaiza area. Doha, Qatar, April 8, 2015
 Peacock flower (Caesalpinia pulcherrima) on Al Wajba Street in Onaiza area. Doha, Qatar, April 8, 2015
 Euphorbia hirta on sidewalk pavement of Al Wosail Street in Onaiza area. Doha, Qatar, April 8, 2015
 Flowers of nimtree (Azadirachta indica) on Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Inflorescence of nimtree (Azadirachta indica) on Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Blooming nimtree (Azadirachta indica) on Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Flowers of peppermint (Mentha piperita(?)) on Ibn Nusaih Street in Onaiza area. Doha, Qatar, April 30, 2015
 Fruits of sweet corn (Zea mays) on Ibn Nusaih Street in Onaiza area. Doha, Qatar, April 14, 2015
 Finger grass (Chloris virgata) taken from Al Sham Street in Onaiza area. Doha, Qatar, April 20, 2015
 Leaf of frywood tree (Albizia lebbeck) on Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Blooming frywood tree (Albizia lebbeck) on Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Flower of frywood tree (Albizia lebbeck) on Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Spikelet of finger grass (Chloris virgata) taken from Al Sham Street in Onaiza area. Doha, Qatar, April 20, 2015
 Butterfly pea (Clitoria ternatea var. albiflora) on Wadi Al Sahl Street in Onaiza area. Doha, Qatar, April 8, 2015
 Blue flower of cowpea (Vigna unguiculata) taken from Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Flower of snake gourd (Trichosanthes cucumerina) taken from Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Cluster of flowers of nimtree (Azadirachta indica) taken from Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Flower of snake gourd (Trichosanthes cucumerina) on Al Wosail Street in Onaiza area. Doha, Qatar, April 8, 2015
 White flowers of nimtree (Azadirachta indica) on Al Wosail Street in Onaiza area. Doha, Qatar, April 27, 2015
 Rainbow gum tree (Eucalyptus deglupta) on Wadi Al Sahl Street in Onaiza area. Doha, Qatar, April 8, 2015
 Finger grass (Chloris virgata) on dark background taken from Al Sham Street in Onaiza area. Doha, Qatar, April 20, 2015
 Flowers of henna tree (Lawsonia inermis) on Wadi Al Sahl Street in Onaiza area. Doha, Qatar, April 27, 2015
 Detail of a flower of frywood tree (Albizia lebbeck) on Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Chamberbitter weeds (stonebreaker, Phyllanthus niruri) on sidewalk of Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Close up of a leaf of frywood tree (Albizia lebbeck) on Al Shatt Street in Onaiza area. Doha, Qatar, April 30, 2015
 Glory bower (Volkameria inermis, Clerodendrum inerme) near Al Sham Street in Onaiza area. Doha, Qatar, April 30, 2015
|