 Sunflower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, August 8, 2009
 Flower of Palafoxia hookeriana on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, August 8, 2009
 Snake cotton (Froelichia) taken from roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, August 8, 2009
 Cottony 5-lobed tubular flowers in a dense spike-like cluster of Snake cotton (Froelichia) taken from roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, August 8, 2009
 Top of Sugarloaf Mountain, with view Road 364 to the north. Gause, Texas, May 17, 2009
 Buffalo bur (Solanum rostratum) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Silver-leaf nightshade (Solanum elaeagnifolium) on roadside of Road 364, north from Little River. Gause, Texas, August 8, 2009
 Mint like plant on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Sunflower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Carolina larkspur (Delphinium carolinianum) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Close-up of Palafoxia hookeriana on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Lazy daisy (Aphanostephus skirrhobasis) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Snake cotton (Froelichia) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, October 1, 2011
 Mirabilis (Four-O clock family) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, October 1, 2011
 Flower of Palafoxia hookeriana on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Close-up of flower of Palafoxia hookeriana on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Flowers of Mirabilis (Four-O clock family) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, October 1, 2011
 Sandburs spikelet (Cenchrus spinifex) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Flower of Palafoxia hookeriana (sand palafox) in dew on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Morning Glory (Ipomoea cordatotriloba) flower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Sand palafox (Palafoxia hookeriana) flower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Slender bush clover (Lespedeza virginica) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Flower of white prickly poppy (Argemone albiflora) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 White prickly poppy (Argemone albiflora) flowers on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Yellow flower of aster family Viguiera cordifolia(?) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Stamens of white prickly poppy (Argemone albiflora) flower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Small yellow flower of aster family with downcurved rays on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Flowers with papery sheath of Parks jointweed (Polygonella parksii) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Distinctive fruits of Common hoptree (Ptelea trifoliata), waferlike samara with broad wings, on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, May 30, 2010
 Branching sprays of white flowers of wild buckwheat (Yerba colorado, Eriogonum annuum(?)) on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Snake cotton (Froelichia) on roadside of Road 364, near Sugarloaf Mountain, with cottony 5-lobed tubular flowers in a dense spike-like cluster. Gause, Texas, September 20, 2008
 Sugarloaf Mountain, view from Road 364. Gause, Texas, September 20, 2008
 Prickly seeds of Buffalo bur (Solanum rostratum) in Birch Creek Unit of Somerville Lake State Park. Texas, December 22, 2012
 Buffalo bur (Solanum rostratum) west from Lost Pines Overlook in Bastrop State Park. Bastrop, Texas, June 16, 2012
 Sugarloaf Mountain. Gause, Texas, March 21, 2010.
 Unicorn plant (devil s claw, Proboscidea loisianica) on roadside of Road 364, north from Little River. Gause, Texas, August 8, 2009
 Bails of cotton near CR 264, with Sugarloaf Mountain on horizon. Gause, Texas, September 22, 2012
 View of Little River from old railroad bridge at CR 264 near Sugarloaf Mountain. Gause, Texas, September 22, 2012
 Flower of Unicorn plant (devil s claw, Proboscidea loisianica) on roadside of Road 364, north from Little River. Gause, Texas, May 30, 2010
 Sunflower on roadside of Road 364. Gause, Texas, October 1, 2011
 Palafoxia hookeriana on roadside of Road 364. Gause, Texas, October 1, 2011
 Large flower of Unicorn plant (devil s claw, Proboscidea loisianica) on roadside of Road 364, north from Little River, with purplish dots and yellow stripes in the throat. Gause, Texas, September 20, 2008
 Globular seed pod of Gaillardia on roadside of Road 364. Gause, Texas, October 1, 2011
 Papery sheath of Parks jointweed (Polygonella parksii) on roadside of Road 364. Gause, Texas, October 1, 2011
 White flowers of wild buckwheat (Yerba colorado, Eriogonum) on roadside of Road 364. Gause, Texas, October 1, 2011
 Branching sprays of white flowers of wild buckwheat (Yerba colorado, Eriogonum) on roadside of Road 364. Gause, Texas, October 1, 2011
 White solanum flower in Lick Creek Park. College Station, Texas, August 4, 2009
 Nakhsh mountain at sunrise from roadside of Salwa Road in area of Khashem Al Nekhsh. Qatar, November 27, 2015
 View of Nakhsh mountain at sunrise from roadside of Salwa Road in area of Khashem Al Nekhsh. Qatar, November 27, 2015
 Scarlet pea (Indigofera intricata, local name humeira) with a flower on roadside of Salwa Road, near Nakhsh Mountain. Qatar, October 31, 2015
 Bush of Leptadenia pyrotechnica with Nakhsh mountain at background from roadside of Salwa Road in area of Khashem Al Nekhsh. Qatar, November 27, 2015
 Scarlet pea (Indigofera intricata, local name humeira) emerging from sand on roadside of Salwa Road, near Nakhsh Mountain. Qatar, October 31, 2015
 Buffalo crossing Grand Loop Road in Yellowstone Park. Wyoming, July 24, 2010
 El Capitan Mountain at sunset, view from lower Roadside Park south from the mountain. Guadalupe Mountains National Park, Texas, December 28, 2007
 Yellow Linum berlandieri (stiff-stem Flax) on a roadside of Road 217, near crossing with Road 2562. Roans Prairie, Texas, March 29, 2009
 Silverleaf nightshade (Solanum elaeagnifolium) on a parking near Moore s Hill Outcrop at FM Road 3090 2 miles north-east from Navasota. Texas, September 5, 2020
 Solanum nigrum(?) on roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
 Eggplant (Solanum melongena) near a water tank on roadside between Mesayeed and Harrarah. Qatar, October 30, 2015
 Fruit receptacles of Solanum nigrum(?) on roadside of Al Istiqlal Street in West Bay. Doha, Qatar, April 22, 2014
 Eggplant (Solanum melongena) with flowers near a water tank on roadside between Mesayeed and Harrarah. Qatar, October 30, 2015
 Blooming eggplant (Solanum melongena) near a water tank on roadside between Mesayeed and Harrarah. Qatar, October 30, 2015
 Crosses of a roadside memorial on Road 105 between Plantersville and Montgomery. Texas, April 5, 2009
 Flower and a dissected ovary of eggplant (Solanum melongena) taken from area of water tank on roadside between Mesayeed and Harrarah. Qatar, October 30, 2015
 Potato-weed (solanum) in Lick Creek Park. College Station, Texas, May 15, 2009
 Close up of Mountain Ash (Sorbus aucuparia, Ryabina) flowers in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Roadside field of bluebonnets and a white fence on Road 390 (William Penn) east from Independence. Texas, March 15, 2009
 Blooming Mountain Ash (rowan tree, Sorbus aucuparia, Russian name Ryabina) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Orange spots on leaves of mountain ash caused by mountain ash-juniper rust fungus (Gymnosporangium cornutum) in Petiayarvi, north from Saint Petersburg. Russia, July 17, 2015
 Blooming Mountain Cranberry (lingonberry, cowberry, Vaccinium vitis-idaea, Russian name Brusnika) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Texas thistle at roadside of Road 1155, north-east from Brenham, west from Dillard Road. Texas, June 1, 2008
 Horse nettle(?) (Solanum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2009
 Silver-leaf nightshade(?) (Solanum elaeagnifolium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2009
 Fire ants eating a grasshopper on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Blue flowers on a vine of Brazilian nightshade (Solanum seaforthianum) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 14, 2009
 Silver-leaf nightshade (Solanum elaeagnifolium) in back area of TAMU Holistic Garden in Texas A and M University. College Station, Texas, September 9, 2009
 Gulf Fritillary (Agraulis vanillae) butterfly on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Ball rolling dung beetle (Scarabeus) on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Smartweed (Polygonum) at a cattle drinking pond near a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Turnsole (Heliotropium indicum) at a cattle drinking pond near a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Small species of Water-primrose (Ludwigia) at a cattle drinking pond near a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Turnsole (Heliotropium indicum) with a small beetle at a cattle drinking pond near a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Fruits of Tribulus macropterus(?) taken from a roadside of roadside of Salwa Road near Abu Nakhlah. Qatar, December 11, 2015
 Buffalo Bayou in mist. Houston, Texas, January 21, 2013
 Buffalo Bayou at morning. Houston, Texas, January 21, 2013
 Yellow berries of horsenettle (Solanum carolinense) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Mountain brownie mushrooms (Deconica montana, Psilocybe montana) near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 27, 2017
 Large mature brittlegill mushroom Russula albidicremea on cleared roadside at the edge of pine forest (10 m from the road, near an ant burrow) at Forest Service Road 231 near Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, June 2, 2022
 Shaggy Portulaca (Rose purslane, Portulaca pilosa) on a road along north shore of Lake Somerville near Birch Creek Unit Somerville Lake State Park. Texas, August 29, 2009
 Dodder on a roadside of Meyersville Road. North from Chappell Hill, Texas, September 21, 2008
 Dayflower on a roadside of Meyersville Road. North from Chappell Hill, Texas, September 21, 2008
 Sandburs on a roadside of Meyersville Road. North from Chappell Hill, Texas, September 21, 2008
 Roadside with bluebonnets of Cedar Hill Road north from Brenham. Texas, April 14, 2010
 Close up of mountain brownie mushrooms (Deconica montana, Psilocybe montana) near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 27, 2017
 Mountain brownie mushrooms (Deconica montana, Psilocybe montana) collected near Orekhovo, 45 miles north from Saint Petersburg. Russia, August 27, 2017
 Autumn on Buffalo Street. Ithaca, New York, November 8, 2005
 Elephant tusk Mountain from Southeast Rim. Big Bend National Park, November 28, 2009
 Birch and mountain ash trees in Sosnovka Park. Saint Petersburg, Russia, May 31, 2009
 Blooming silverleaf nightshade (Solanum elaeagnifolium) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, August 21, 2015
 Horse nettle(?) (Solanum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 3, 2008
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