 Khakiweed (Alternanthera caracasana) on sand of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
 Flower of Alligator weed (Alternanthera philoxerpides) near a pond in Central Park. College Station, Texas, June 15, 2012
 Khaki Burr weed (Alternanthera pungens) growing among prostrate spurge on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Blooming straggler daisy (prostrate lawn flower, Calyptocarpus vialis) with slime mold Diachea leucopodia on a lawn in Wolf Pen Creek Park. College Station, Texas, March 30, 2020
 Alligator weed (Alternanthera philoxerpides) near a pond in Central Park. College Station, Texas, June 15, 2012
 Alligator weed (Alternanthera philoxeroides) near a pond in Central Park. College Station, Texas, July 30, 2014
 Alligator weed (Alternanthera philoxeroides) near a pond in Central Park. College Station, Texas, July 8, 2014
 Straggler daisy (prostrate lawn flower, Calyptocarpus vialis) near apartment on George Bush Drive. College Station, Texas, September 4, 2012
 Flowers of Alligator weed (Alternanthera philoxeroides) near a pond in Central Park. College Station, Texas, July 30, 2014
 Whitish, papery ball-shaped flower of Alligator weed (Alternanthera philoxeroides) in Brazos County Park. Bryan, Texas, May 23, 2012
 Slime mold Diachea leucopodia on leaves of prostrate lawn flower Calyptocarpus vialis in Wolf Pen Creek Park. College Station, Texas, March 30, 2020
 Slime mold Diachea leucopodia on straggler daisy (prostrate lawn flower, Calyptocarpus vialis) in Wolf Pen Creek Park. College Station, Texas, March 30, 2020
 Close-up of Squaw-weed (Senecio) flower buds taken from a lawn outside of apartments on George Bush Drive. College Station, Texas, March 13, 2009
 Bird nest shaped seeds of larkdaisy (Brazilian Button Flower, Centratherum intermedium, Centratherum punctatum) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, November 7, 2010
 Close up of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
 Tiny white flower of Mollugo verticillata (green carpetweed, Indian Chickweed) from a lawn in College Station, Texas, June 10, 2010
 Alligator weed (Alternanthera philoxeroides) in Brazos County Park. Bryan, Texas, May 23, 2012
 Prostrate plants of monkey jump-up (Mecardonia procumbens) on a lawn in Bee Creek Park. College Station, Texas, April 17, 2019
 Prickly seeds of Hedge Parsley (Torilis arvensis) in Lick Creek Park. College Station, Texas, May 19, 2014
 Woolly, prostrate plants of small matweed (Guilleminea densa, Amaranthaceae) from a lawn in Bee Creek Park. College Station, Texas, August 16, 2023
 Prostrate species of spurge Ribseed sandmat (Chamaesyce glyptosperma) taken from a lawn near apartment on George Bush Drive. College Station, Texas, June 29, 2012
 Close up of a flower of Branched Broomrape (hemp broomrape, Orobanche ramosa) taken from a lawn outside of apartment at George Bush Drive. College Station, Texas, April 8, 2010.
 Green seeds of some weed behind TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 18, 2009
 Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015
 Mexican devil-weed (Chloracantha spinosa)(?) taken from a lawn near apartments on George Bush Drive. College Station, Texas, March 22, 2019
 Opening flowers of Squaw-weed (Senecio) taken from a lawn outside of apartments on George Bush Drive. College Station, Texas, March 13, 2009
 Hairy bittercress weed (Cardamine hirsuta, mustard family) with seeds and tiny white flowers in Lick Creek Park. College Station, Texas, February 23, 2024
 Spreading of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015
 Carpet of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015
 Close up of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015
 Close-up of opening flowers of Squaw-weed (Senecio) taken from a lawn outside of apartments on George Bush Drive. College Station, Texas, March 13, 2009
 Dense infestation by Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, October 9, 2015
 Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Potato-weed (solanum) in Lick Creek Park. College Station, Texas, May 19, 2010
 Close up of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Fresh leaves of Khaki Burr weed (Alternanthera pungens) on a field on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 10, 2015
 Carpet of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Mats of Khaki Burr weed (Alternanthera pungens) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Flower of white prickly poppy (Argemone albiflora) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Khaki Burr weed (Alternanthera pungens) growing among spurge on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Khaki Burr weed (Alternanthera pungens) carpeting the ground on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Stamens of white prickly poppy (Argemone albiflora) flower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Khaki Burr weed (Alternanthera pungens) growing on sandy road on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Khaki Burr weed (Alternanthera pungens) and spurge Euphorbia prostrata on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Flower of prickly pear cactus (Opuntia engelmanii(?)) in Lick Creek Park. College Station, Texas, May 4, 2020
 Yellow flower of prickly pear cactus (Opuntia) in Lick Creek Park. College Station, Texas, May 7, 2020
 White flower of Potato-weed (solanum) in Lick Creek Park. College Station, Texas, July 24, 2013
 Close up of a flower of Potato-weed (solanum) in Lick Creek Park. College Station, Texas, July 7, 2012
 False daisy (Eclipta prostrata) with a flower and seeds on the perimeter of a round lawn to the right from entrance of City Center Mall in West Bay. Doha, Qatar, April 8, 2014
 Frozen zinnia flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 27, 2010
 Flower of portulaca (purslane) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 24, 2010
 Yellow flower of prickly pear cactus (Opuntia engelmanii(?)) with a bee in Lick Creek Park. College Station, Texas, May 4, 2020
 Flower buds of squaw-weed (Senecio ampullaceus) in Lick Creek Park. College Station, Texas, March 20, 2023
 Coreid bug on candle bush flower, in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 10, 2010
 Flower buds of squaw-weed (Senecio ampullaceus) in Anderson Arboretum in Bee Creek Park. College Station, March 7, 2024
 Parasol flower head of false bishop s weed (Ammi majus) in Lick Creek Park. College Station, Texas, May 17, 2018
 Seeds of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, April 27, 2010
 Cranesbill (Geranium carolinianum) with seeds in Lick Creek Park. College Station, Texas, April 27, 2010
 Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2010
 Some small mushrooms growing on a mat of prostrate spurge (Euphorbia) under utility poles in Lemontree Park. College Station, Texas, November 4, 2017
 Corkscrew flower (Vigna caracalla, Phaseolus, Snail vine) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 24, 2010
 Seeds of Wild Carrot (Daucus pusillus) in Lick Creek Park. College Station, Texas, August 17, 2010
 Close up of small mushrooms growing on a mat of prostrate spurge (Euphorbia) under utility poles in Lemontree Park. College Station, Texas, November 4, 2017
 Close up of Corkscrew flower (Vigna caracalla, Phaseolus, Snail vine) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 24, 2010
 Seeds of Passion flower (Passiflora) in Lemontree Park. College Station, Texas, July 27, 2014
 Flower buds of Cutleaf groundsel (butterweed, squaw weed, Senecio) on Deer Run Trail in Lick Creek Park. College Station, Texas, April 29, 2009
 Datura metel (Purple Horn-of-Plenty, Jimpson Weed, Devils Weed) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, October 25, 2008
 Flower bracts of false dandelion, without seeds, in Lick Creek Park. College Station, Texas, May 15, 2009
 Prostrate form of Fuscoporia gilva (Phellinus gilvus)(?) mushrooms growing on a log in bamboo forest on Kiwanis Nature Trail. College Station, Texas, November 12, 2017
 Maple seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 11, 2010
 Ripe fruit of passion flower (Passiflora) with seeds taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Dark berries of greenbrier vine (prickly-ivy, smilax, sarsaparilla) taken from Lick Creek Park. College Station, Texas, November 1, 2012
 Close up of berries of greenbrier vine (prickly-ivy, smilax, sarsaparilla) in Lick Creek Park. College Station, Texas, November 6, 2012
 Alternanthera ficoidea or brasiliana(?) plant taken from a flower bed of a park in Onaiza area. Doha, Qatar, January 17, 2016
 Seeds inside opened fruit of passion flower (Passiflora) taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Seeds inside opened ripe fruit of Passion flower (Passiflora) in Lemontree Park. College Station, Texas, July 27, 2014
 Clusters of dark berries of greenbrier vine (prickly-ivy, smilax, sarsaparilla) taken from Lick Creek Park. College Station, Texas, November 1, 2012
 Spherical cluster of berries of greenbrier vine (prickly-ivy, smilax, sarsaparilla) in Lick Creek Park. College Station, Texas, November 6, 2012
 Dry seeds in Lick Creek Park. College Station, Texas, November 30, 2012
 Black seeds pods of Eve s Necklace (Sophora affinis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 2, 2010
 Seeds of Scarlet Wisteria (Sesbania punicea, rattlebox) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 2, 2010
 Flower buds of red yucca (Hesperaloe parviflora) on a lawn in Lick Creek Park. College Station, Texas, April 29, 2022
 Freeze on dandelion head on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 2, 2010.
 Freeze on a winter rosette on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 2, 2010.
 Dog fennel (Eupatorium capillifolium) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
 Dry seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
 Seeds of horse-apple (Osage orange, Maclura) eaten by squirrels on a park table in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 20, 2010
 Small butterfly sleeping on aster flower taken from a lawn near apartments on George Bush Drive. College Station, Texas, October 5, 2012
 Seeds of prickleseed buttercup flower (Ranunculus muricatus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 31, 2009
 Freeze on clasping henbit (Lamium amplexicaule) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 2, 2010.
 Showy evening primrose (Oenothera speciosa) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 12, 2010
 Bushy bluestem (Andropogon glomeratus) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
 Fluffy seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
 Tiny white flower of water hyssop (Bacopa monnieri) on a lawn in Wolf Pen Creek Park. College Station, Texas, October 1, 2012
 Prickly seeds with hooks of Canadian black snakeroot (Sanicula canadensis) in Antique Rose Emporium. Independence, Texas, July 2, 2022
 Prickly seeds of Buffalo bur (Solanum rostratum) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Close-up of seeds of bushy bluestem (Andropogon glomeratus) in Lick Creek Park. College Station, Texas, November 22, 2020
 Seeds of late-flowering boneset (Eupatorium serotinum)(?) in Lick Creek Park. College Station, Texas, November 22, 2020
 Seeds of some grass in D. A. Andy Anderson Brazos Valley Arboretum in Bee Creek Park. College Station, Texas, November 11, 2020
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