 Senna with needle-shaped leaves (Fine-leaf desert cassia, Cassia nemophila, Senna artemisioides subsp. filifolia) in Al Luqta area. Doha, Qatar, March 13, 2015
 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
 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
 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
 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) on Al Rayhan Street in Al Luqta area. Doha, Qatar, January 14, 2016
 Fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) on Al Rayhan Street in Al Luqta area. Doha, Qatar, February 24, 2016
 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
 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
 Blooming 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 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
 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
 Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 Leaves of Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
 Ants feeding on Senna italica (Cassia) plant in desert of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
 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
 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
 Blooming Golden Senna (Glaucous Cassia, Senna surattensis) on Corniche. Doha, Qatar, May 3, 2014
 Ants on flowers of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 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
 Southern cassia (Senna corymbosa, Cassia falcata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2012
 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
 Flowers of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 2014
 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
 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
 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
 Southern wild senna (Senna marilandica, Cassia) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Golden shower tree (Cassia fistula) with yellow flowers in Aspire Park. Doha, Qatar, May 2, 2015
 Yellow flowers of golden shower tree (Cassia fistula) in Aspire Park. Doha, Qatar, May 2, 2015
 Flowers of pink shower tree (Cassia javanica) in Aspire Park. Doha, Qatar, June 25, 2015
 Golden shower tree (Cassia fistula) with flowers in Aspire Park at morning. Doha, Qatar, May 2, 2015
 Flowers of golden shower tree (Cassia fistula) in Aspire Park at morning. Doha, Qatar, May 2, 2015
 Pendulous yellow flowers of golden shower tree (Cassia fistula) in Aspire Park. Doha, Qatar, May 2, 2015
 Seedling of Senna italica (Cassia) near Al Khor Hospital. Qatar, December 13, 2014
 Golden shower tree (Cassia fistula) in Onaiza area. Doha, Qatar, May 28, 2015
 Pendulous racemes of yellow flowers of golden shower tree (Cassia fistula) in Aspire Park. Doha, Qatar, May 2, 2015
 Senna (Buttercup Bush, Senna corymbosa, Cassia falcata) flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2008
 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
 Flowers of Sorghum bicolor in Al Luqta area. Doha, Qatar, March 13, 2015
 Bee on flowers of a Ghaf tree (Prosopis cineraria) in Al Luqta area. Doha, Qatar, March 13, 2015
 Umbrella papyrus (Cyperus alternifolius) on Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Plant of umbrella papyrus (Cyperus alternifolius) taken from Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Close up of umbrella papyrus (Cyperus alternifolius) taken from Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Head of umbrella papyrus (Cyperus alternifolius) taken from Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Yellow flowers of Ghaf tree (Prosopis cineraria) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Seed head of umbrella papyrus (Cyperus alternifolius) taken from Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Golden shower tree (Cassia fistula) with flowers in Aspire Park. Doha, Qatar, May 19, 2016
 Prickly bur (Datura innoxia) on Sahat Al Luqta Street near crossing with Al Abeer Street in Al Luqta area. Doha, Qatar, March 18, 2015
 Flowers of golden shower tree (Cassia fistula) on the ground in Aspire Park. Doha, Qatar, May 17, 2016
 Golden shower tree (Cassia fistula) in bloom in Aspire Park. Doha, Qatar, May 2, 2015
 Blooming golden shower tree (Cassia fistula) in Aspire Park. Doha, Qatar, May 2, 2015
 Pink shower tree (Cassia javanica) in Aspire Park. Doha, Qatar, June 25, 2015
 Pendulous inflorescense of golden shower tree (Cassia fistula) in Aspire Park. Doha, Qatar, May 2, 2015
 Golden shower tree (Cassia fistula) in Aspire Park at morning. Doha, Qatar, October 22, 2015
 Blooming golden shower tree (Cassia fistula) in Aspire Park at morning. Doha, Qatar, May 2, 2015
 Golden shower tree (Cassia fistula) in Aspire Park at early morning. Doha, Qatar, May 2, 2015
 Carica papaya near Sahat Al Luqta Street in Al Luqta area. Doha, Qatar, April 16, 2015
 Flowers of moong bean (Vigna radiata)(?) taken from area of Al Furqan Street in Al Luqta area. Doha, Qatar, April 16, 2015
 Flowers of moong bean (Vigna radiata)(?) with dark background taken from area of Al Furqan Street in Al Luqta area. Doha, Qatar, April 16, 2015
 Carica papaya with flowers and fruits on Al Abeer Street in Al Luqta area. Doha, Qatar, April 16, 2015
 Sorghum bicolor in Al Luqta area. Doha, Qatar, March 13, 2015
 Dill (Anethum graveolens) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Plant of Aerva javanica in Al Luqta area. Doha, Qatar, March 13, 2015
 Coriander (Coriandrum sativum) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 River Red Gum (Eucalyptus camaldulensis) in Al Luqta area. Doha, Qatar, March 13, 2015
 Bladder dock (Rumex vesicarius) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Prickly goldenfleece (Urospermum picroides) in Al Luqta area. Doha, Qatar, March 13, 2015
 Large plant of Aerva javanica in Al Luqta area. Doha, Qatar, March 13, 2015
 Wild oat (Avena sterilis subsp. ludoviciana) taken from area of Al Sham Street in West Bay. Doha, Qatar, March 4, 2015
 Leadtree (jumbay, Leucaena leucocephala) with fruits in Al Luqta area. Doha, Qatar, March 13, 2015
 Plant of prickly goldenfleece (Urospermum picroides) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Cutleaf Heron s bill (Erodium laciniatum) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Flower of wild cotton (Gossypium herbaceum) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Flower of prickly goldenfleece (Urospermum picroides) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Flower of wild cotton (Gossypium herbaceum) in Al Luqta area. Doha, Qatar, March 13, 2015
 Coriander (Coriandrum sativum) with white background taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Large grains in globose spikelets of Sorghum bicolor in Al Luqta area. Doha, Qatar, March 13, 2015
 Buffelgrass (African foxtail grass, Cenchrus pennisetiformis) in Al Luqta area. Doha, Qatar, March 13, 2015
 Puncturevine (Caltrop, Tribulus terrestris, local name hasak) taken from Al Luqta area. Doha, Qatar, March 13, 2015
 Grass spikelet of Sorghum halepense(?) taken from a place with water leakage in Al Luqta area. Doha, Qatar, March 13, 2015
 Large toothbrush tree (Salvadora persica) on Al Nour Street in Al Luqta area. Doha, Qatar, March 13, 2015
 Close up of a maroon flower of wild cotton (Gossypium herbaceum) in Al Luqta area. Doha, Qatar, March 13, 2015
 Yellow flower of candle bush (candletree, Cassia alata, Senna alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 12, 2008
 Yellow candlesticks of candle bush (candletree, Cassia alata, Senna alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 5, 2008
 Top of a yellow flower of candle bush (candletree, Cassia alata, Senna alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2008
 Ladybird on a flower of candle bush (candletree, Cassia alata, Senna alata) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 27, 2008
 Candlestick-shaped flower of candle bush (candletree, Cassia alata, Senna alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 5, 2008
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