 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
 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 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
 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
 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
 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
 Close up of a flower of Southern cassia in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 30, 2009
 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 15, 2014
 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
 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
 Leaves of candle bush (Cassia alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 9, 2010
 Sprout of candle bush (Cassia alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 28, 2008
 Young leaves of candle bush (Cassia alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 16, 2010
 Wasp on a yellow flower of candle bush (Cassia alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 10, 2008
 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
 Inflorescence of 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
 Leaf-footed bug (Leptoglossus zonatus) on a flower of candle bush (Cassia alata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 7, 2008
 Bauhinia corymbosa (phanera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 28, 2012
 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
 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
 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
 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
 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
 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
 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
 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
 Golden Senna (Glaucous Cassia, Senna surattensis) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, December 1, 2015
 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
 Blooming Golden Senna (Glaucous Cassia, Senna surattensis) on Corniche. Doha, Qatar, May 3, 2014
 Bauhinia corymbosa (phanera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 21, 2009
 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
 Golden Senna (Glaucous Cassia, Senna surattensis) in a park at Al Intisar Street near a corner with Onaiza. Doha, Qatar, March 14, 2016
 Leaves of Golden Senna (Glaucous Cassia, Senna surattensis) on Al Jood Street in Onaiza area. Doha, Qatar, April 20, 2015
 Seedling of Senna italica (Cassia) near Al Khor Hospital. Qatar, December 13, 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
 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
 Trunk of palm in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 27, 2012
 Frozen rose in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Red hibiscus flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2012
 Freeze on leaves in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Bottlebrush (Callistemon) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2012
 Freeze on grasses in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Seed heads of aster in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Frozen leaf of canna in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Frozen chickweed (Stellaria) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Freeze on timber of railroad tie on parking lot in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 21, 2012
 Frozen evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Frozen timber of railroad tie on parking lot in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 21, 2012
 Frozen sow thistle (Sonchus arvensis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Freeze on Firecracker Shrub (Hamelia patens) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Bark of lacebark elm tree (Ulmus parvifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 27, 2012
 Leaf pattern of candle bush (Cassia alata) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 8, 2011
 Leaf pattern of candle bush (Cassia alata) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, July 16, 2011
 Frozen Frog fruit (Phyla incisa, Lippia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Possum-haw holly (deciduous yaupon, Ilex decidua) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 21, 2012
 Red leaf of Chinese Pistache (Pistacia chinensis) near a parking lot in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 21, 2012
 Freeze on frog fruit creeping on timber of railroad tie on parking lot in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 21, 2012
 Bleeding heart Vine, glory bower (Clerodendrum thomsoniae) on a parking lot in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 3, 2012
 Senna italica (Cassia) at entrance of Ras Abrouq Peninsula near Zekreet. Qatar, November 14, 2014
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 2012
 Flower of Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 2012
 Flower of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 2012
 Southern blue flag (Iris virginica) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Flower of Southern blue flag (Iris virginica) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Back lit flower of partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, May 22, 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
 Sunflower bud in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Red flowers in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 10, 2012
 Some weed in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2012
 Arbor in fog in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 2, 2012
 Elderberry flowers in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Orange sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 28, 2012
 Orange daylily (Hemerocallis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Spider flower (Cleome) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Water lily in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 1, 2012
 Sow thistle (Sonchus arvensis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Osage orange fruit in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Iron sculpture in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 18, 2012
 Garden sculpture in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 18, 2012
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