 Southern wild senna (Senna marilandica, Cassia) in Lick Creek Park. College Station, Texas, July 26, 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) in Lick Creek Park. College Station, Texas, August 4, 2021
 Southern wild senna (Senna marilandica, Cassia) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 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
 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 flowers of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 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
 Blooming Golden Senna (Glaucous Cassia, Senna surattensis) on Corniche. Doha, Qatar, May 3, 2014
 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 (Buttercup Bush, Senna corymbosa, Cassia falcata) flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2008
 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) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, March 14, 2016
 Golden Senna (Glaucous Cassia, Senna surattensis) on Al Shatt Street in Onaiza area. Doha, Qatar, January 18, 2016
 Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 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
 Leaves of Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 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
 Flowers of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 2014
 Green seed pod of Senna italica (Cassia) on roadside near Trainah. Southern Qatar, November 7, 2014
 Seedling of Senna italica (Cassia) near Al Khor Hospital. Qatar, December 13, 2014
 Senna italica (Cassia) at entrance of Ras Abrouq Peninsula near Zekreet. Qatar, November 14, 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
 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
 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, 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
 Fire ants eating yellow flower of candle bush (candletree, Cassia alata, Senna alata) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 27, 2008
 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
 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
 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
 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
 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
 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
 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
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 10, 2014
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 1, 2014
 Partridge pea (Cassia fasciculata) with a bee in Lick Creek Park. College Station, Texas, July 1, 2014
 Flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 1, 2014
 Partridge pea (Cassia fasciculata) with flowers in Lick Creek Park. College Station, Texas, July 1, 2014
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 20, 2014
 Blooming cassia on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 15, 2013
 Blooming partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Leaf-footed bug (Coreidae) Leptoglossus zonatus on senna flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 2, 2008
 Asymmetric flower of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 21, 2019
 Yellow flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Backlit leaves of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 24, 2013
 Asymmetric flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Close-up of a flower of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Asymmetric flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, July 24, 2013
 Partridge pea (Cassia fasciculata) flowers with dark stamens in Lick Creek Park. College Station, Texas, July 13, 2008
 Partridge pea (Cassia fasciculata) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, July 21, 2019
 Blooming partridge pea (Cassia fasciculata) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, July 21, 2019
 Young leaves of blackjack oak (Quercus marilandica) in Lick Creek Park. College Station, Texas, April 2, 2008
 Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, August 9, 2014
 Young leaves of blackjack oak (Quercus marilandica) on Post Oak Trail in Lick Creek Park. College Station, Texas, March 27, 2009
 Blooming Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, August 9, 2014
 Candle bush (Senna alata)(?) in Dahl Al Hamam Park at Al Markhiya Street. Doha, Qatar, April 26, 2016
 Close up of a flower of Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, August 9, 2014
 Wild potato vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 21, 2019
 Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 10, 2019
 Wild potato vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Flower of wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 20, 2021
 Blooming Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 10, 2019
 Flower of wild potato vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 28, 2021
 Back lit flower of Wild Potato Vine (Ipomoea pandurata) in Lick Creek Park. College Station, Texas, July 7, 2012
 Rough barnyard grass (wild millet, Echinochloa muricata) in Lick Creek Park. College Station, Texas, July 29, 2020
 Wild Potato Vine (Ipomoea pandurata) on a recent forest cutting in Lick Creek Park. College Station, Texas, July 20, 2018
 Inflorescence of rough barnyard grass (wild millet, Echinochloa muricata) in Lick Creek Park. College Station, Texas, July 29, 2020
 Coffeeweed (Senna occidentalis) taken from Al Jood Street in Onaiza area. Doha, Qatar, April 7, 2015
 Coffeeweed (Senna occidentalis) on Al Intisar Street in Onaiza area. Doha, Qatar, January 18, 2016
 Flower of coffeeweed (Senna occidentalis) on Al Jood Street in Onaiza area. Doha, Qatar, December 23, 2015
 Rough barnyard grass (wild millet, Echinochloa muricata) on a recent sewage line right of way in Lick Creek Park. College Station, Texas, July 22, 2020
 Rough barnyard grass (wild millet, Echinochloa muricata) on a recent forest cutting in Lick Creek Park. College Station, Texas, July 23, 2018
 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
 Coffeeweed (Senna occidentalis) with flowers and fruits on Al Intisar Street in Onaiza area. Doha, Qatar, January 18, 2016
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 2012
 Spikelet of rough barnyard grass (wild millet, Echinochloa muricata) on a recent forest cutting in Lick Creek Park. College Station, Texas, July 23, 2018
 Close-up of rough barnyard grass (wild millet, Echinochloa muricata) on a recent sewage line right of way in Lick Creek Park. College Station, Texas, July 22, 2020
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, November 12, 2010
 Leaves of partridge pea (Cassia fasciculata) in dew in Lick Creek Park. College Station, Texas, May 17, 2018
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, August 25, 2019
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, August 1, 2021
 Flower of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 2012
 Leaves of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 17, 2018
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