 Flowers of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 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
 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
 Dry seed pods of Senna italica (Cassia) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
 Senna italica (Cassia) at entrance of Ras Abrouq Peninsula near Zekreet. Qatar, November 14, 2014
 Seedling of Senna italica (Cassia) near Al Khor Hospital. Qatar, December 13, 2014
 Split pod of Senna italica (Cassia) with seeds 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, 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
 Dry seed pods of Acacia ehrenbergiana carpeting desert near road to Trainah. Southern Qatar, November 7, 2014
 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
 Blooming Golden Senna (Glaucous Cassia, Senna surattensis) on Corniche. Doha, Qatar, May 3, 2014
 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
 Senna with needle-shaped leaves (Fine-leaf desert cassia, Cassia nemophila, Senna artemisioides subsp. filifolia) in Al Luqta area. Doha, Qatar, March 13, 2015
 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
 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
 Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, August 4, 2021
 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
 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, December 3, 2012
 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, October 17, 2008
 Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 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
 Golden Senna (Glaucous Cassia, Senna surattensis) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, December 1, 2015
 Leaves of Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 Mosque at the entrance of Trainah. Southern Qatar, November 7, 2014
 Seed pod among dry leaves fallen on the ground of mesquite (Prosopis juliflora, Prosopis chilensis, ironwood, local names meskeet, ghweif, al ghaf) in Trainah gardens. Southern Qatar, March 5, 2014
 Seed pod with dry leaves fallen on the ground of mesquite (Prosopis juliflora, Prosopis chilensis, ironwood, local names meskeet, ghweif, al ghaf) in Trainah gardens. Southern Qatar, March 5, 2014
 Decorated gate near the entrance of Trainah. Southern Qatar, November 7, 2014
 Goats(?) droppings in the gardens of Trainah. Southern Qatar, November 7, 2014
 Discarded doll in desert near Trainah at sunrise. Southern Qatar, November 7, 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, 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
 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
 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 fine-leaf desert cassia (Cassia nemophila, Senna artemisioides subsp. filifolia) 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
 Thorn Acacia (Acacia ehrenbergiana, local name Salam) near road to Trainah. Southern Qatar, November 7, 2014
 Shoot of Zaleya pentandra taken from roadside in Trainah. Southern Qatar, March 27, 2015
 Branch of Zaleya pentandra with fruits taken from roadside in Trainah. Southern Qatar, March 27, 2015
 Close up of flowers of Zaleya pentandra taken from roadside in Trainah. Southern Qatar, March 27, 2015
 Back lit branch of Zaleya pentandra taken from roadside in Trainah. Southern Qatar, March 27, 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
 Rosette of leaves in sand near Trainah in southern Qatar, February 14, 2014
 Ifloga spicata(?) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Launaea(?) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Pitted darkling beetle (Adesmia cancellata) in Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Shoot of Salsola vermiculata (local name hamd) in Trainah gardens. Southern Qatar, March 5, 2014
 Shoot of Umbrella Thorn (Acacia tortilis) in Trainah gardens. Southern Qatar, March 5, 2014
 Plantain (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Rosette of leaves of a desert plant Launaea(?) in sand near Trainah in southern Qatar, February 14, 2014
 Seedling of Helianthemum lippii (local name raqrouq) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Filago desertorum (local name quTeyna) in sand near Trainah in southern Qatar, February 14, 2014
 Alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah in southern Qatar, February 14, 2014
 QNHG (Qatar Natural History Group) gathering in a tea hall in Trainah agricultural settlement. Southern Qatar, November 6, 2015
 Grassy field near Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Field dodder (Cuscuta campestris) with flowers parasitizing on alfalfa in Trainah gardens. Southern Qatar, March 5, 2014
 Desert plant Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Star Fenugreek (Trigonella stellata, local name nafal barri) in sand near Trainah in southern Qatar, February 14, 2014
 Alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah gardens. Southern Qatar, March 5, 2014
 Star Fenugreek (Trigonella stellata, local name nafal barri) in sand near Trainah in southern Qatar, February 14, 2014
 Desert species of plantain (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Field, or golden dodder (Cuscuta campestris) parasitizing on alfalfa in Trainah gardens. Southern Qatar, March 5, 2014
 False sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Blooming alfalfa (lucerne, Medicago sativa, local names jet, barseem) in Trainah gardens. Southern Qatar, March 5, 2014
 Mating pitted darkling beetles (Adesmia cancellata) under mesquite trees in Trainah gardens. Southern Qatar, March 5, 2014
 False sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Woolly desert plant Filago desertorum (local name quTeyna) growing in sand near Trainah in southern Qatar, February 14, 2014
 Fagonia indica (local names dereima, showeika, shaki, shoka) in sand near Trainah in southern Qatar, February 14, 2014
 Flower of desert gourd Citrullus colocynthis taken from roadside of Salwa Road. Southern Qatar, November 29, 2014
 Camelthorn bush (Alhagi maurorum) in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Virgin s Hand plant (Anastatica hierochuntica local names kaf mariam, jefaiea) in sand near Trainah in southern Qatar, February 14, 2014
 Plantain (Plantago amplexicaulis, local names rablat al mistah, lesan al hamal) in Trainah gardens. Southern Qatar, March 5, 2014
 Plantain Plantago amplexicaulis (local names rablat al mistah, lesan al hamal) in sand near Trainah in southern Qatar, February 14, 2014
 Flowers of false sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Flowers of desert species of plantain with wooly cover (Plantago ciliata, local name Rablah) in sand near Trainah in southern Qatar, February 14, 2014
 Woody branches of Virgin s Hand plant (Anastatica hierochuntica, local names kaf mariam, jefaiea) taken from Trainah in southern Qatar, February 14, 2014
 Close up of a flower of false sowthistle (Reichardia tingitana, local name Hawzan or mureer, Hawdhan) in sand near Trainah in southern Qatar, February 14, 2014
 Knucklehead Weed (Sclerocephalus arabicus, Paronychia sclerocephala, local names hasak, thereisa) in sand near Trainah in southern Qatar, February 14, 2014
 Desert plant Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) in sand near Trainah in southern Qatar, February 14, 2014
 Prickly Dock (Emex spinosa, Rumex spinosus, local names drs al ajooz, hanzab) in sand near Trainah in southern Qatar, February 14, 2014
 Camelthorn bush (Alhagi maurorum) with fresh leaves in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Malva parviflora (Malva flexuosa, local name khubaiza) in Trainah in southern Qatar, February 14, 2014
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