![](../../pictures/archives/compress/2009/746/jpeg/21t.jpg) Tulipan del monte (Hibiscus cardiophyllus) in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/13t.jpg) Devil s shoestring (Nolina lindhemeriana) in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/20t.jpg) Button cactus (Epithelantha micromeris) with red fruits in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/12t.jpg) Claret cup cactus (Echinocereus triglochidiatus) in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/15t.jpg) Close-up of a flower of Claret cup cactus in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/16t.jpg) Candelilla plant (Desert Candle, Euphorbia antisyphillitica) in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/22t.jpg) Common trumpet creeper (Foxglove vine, Campsis radicans) in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/746/jpeg/24t.jpg) Milkweed (Antelope horns, Asclepias asperula) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/747/jpeg/01t.jpg) Orange flowers of Prickly pear cactus (Opuntia) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/746/jpeg/26t.jpg) Yellow flowers of Prickly pear cactus (Opuntia) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/14t.jpg) Spotted cucumber beetle (Diabrotica undecimpunctata) on a shoot of prickly pears cactus in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2008/661/jpeg/15t.jpg) Succulent in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2009/746/jpeg/25t.jpg) Reakirt s Blue (Echinargus isola) butterfly on Antelope horns milkweed (Asclepias asperula) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/746/jpeg/23t.jpg) Yellow and orange flowers of Engelmann prickly pear cactus (Opuntia phaeacantha var. discata) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2008/661/jpeg/14t.jpg) Water cistern in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/16t.jpg) Red succulent flowers in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/18t.jpg) Palafoxia callosa in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/17t.jpg) Mistflower (Eupatorium coelestinum) in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/21t.jpg) Water-primrose (Ludwigia) in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/19t.jpg) Palafoxia hookeriana flower in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/661/jpeg/20t.jpg) Crag lily (Anthericum torreyi) in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2009/747/jpeg/03t.jpg) Netted milkvine (Matelea reticulata) flower, with flat starlike green petal lobes with netlike markings and the shiny pearly white central dome, on Woodland Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/747/jpeg/02t.jpg) Redeye prickly pear cactus (Engelmann prickly pear, Opuntia phaeacantha var. discata) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2014/1502/jpeg/13t.jpg) Seeds of Johnson grass (Sorghum halepense) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
![](../../pictures/archives/compress/2014/1502/jpeg/21t.jpg) Close up of seeds of Johnson grass (Sorghum halepense) taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
![](../../pictures/archives/compress/2008/681/jpeg/20t.jpg) Texas aster (Aster texanus) near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
![](../../pictures/archives/compress/2012/1063/jpeg/05t.jpg) Fluffy seeds of aster in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
![](../../pictures/archives/compress/2022/3258/jpeg/07t.jpg) Seeds of soft golden aster (Bradburia pilosa) in Lick Creek Park. College Station, Texas, October 10, 2022
![](../../pictures/archives/compress/2021/2994/jpeg/15t.jpg) Fluffy seeds of a plant of aster family on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
![](../../pictures/archives/compress/2013/1179/jpeg/08t.jpg) Fluffy seeds of a plant of aster family in desert near industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
![](../../pictures/archives/compress/2008/681/jpeg/18t.jpg) Texas aster with variegated fritillary(?) butterfly near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
![](../../pictures/archives/compress/2012/1074/jpeg/02t.jpg) Seeds of soft golden aster (Bradburia pilosa, Heterotheca, Chrysopis) in Lick Creek Park. College Station, Texas, June 30, 2012
![](../../pictures/archives/compress/2008/681/jpeg/17t.jpg) Dwarf yellow butterfly (Dainty Sulphur, Nathalis iole) on Texas aster near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
![](../../pictures/archives/compress/2019/2559/jpeg/27t.jpg) Fluffy seeds of a plant of aster family on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, August 11, 2019
![](../../pictures/archives/compress/2021/2907/jpeg/12t.jpg) Fluffy seeds of a plant of aster family in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
![](../../pictures/archives/compress/2024/3460/jpeg/26t.jpg) Dry seeds of white heath aster (Symphyotrichum ericoides) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
![](../../pictures/archives/compress/2020/2742/jpeg/10t.jpg) Seeds of Johnson grass (Sorghum halepense) in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
![](../../pictures/archives/compress/2016/1810/jpeg/16t.jpg) Some slender plant of aster(?) family on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2016/1810/jpeg/35t.jpg) Some slender plant of aster(?) family taken from a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2016/1810/jpeg/17t.jpg) Flowers of some slender plant of aster(?) family on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2016/1810/jpeg/18t.jpg) Branch of some slender plant of aster(?) family on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2014/1385/jpeg/18t.jpg) Fleabane daisy like plant of aster family on Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
![](../../pictures/archives/compress/2016/1765/jpeg/16t.jpg) Johnson grass (Sorghum halepense)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016
![](../../pictures/archives/compress/2024/3634/jpeg/01t.jpg) Flowers of roadside aster (Aster exilis) from a lawn of apartments at George Bush Drive. College Station, Texas, October 21, 2024
![](../../pictures/archives/compress/2016/1862/jpeg/19t.jpg) Panicled aster (Symphyotrichum lanceolatum, Aster lanceolatus) in fields near Deviatkino in northern Saint Petersburg. Russia, July 25, 2016
![](../../pictures/archives/compress/2016/1810/jpeg/19t.jpg) Some slender plant of aster(?) family on dark background on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2016/1765/jpeg/17t.jpg) Spike of Johnson grass (Sorghum halepense)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1765/jpeg/19t.jpg) Spikelets of Johnson grass (Sorghum halepense)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016
![](../../pictures/archives/compress/2016/1765/jpeg/18t.jpg) Close up of Johnson grass (Sorghum halepense)(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, February 26, 2016
![](../../pictures/archives/compress/2009/804/jpeg/11t.jpg) Ponds of Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/01t.jpg) Cactus in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/16t.jpg) Pink rose in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2016/1810/jpeg/20t.jpg) Wide angle view of some slender plant of aster(?) family on a periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, April 22, 2016
![](../../pictures/archives/compress/2008/660/jpeg/15t.jpg) Loop 360 Pennybacker Bridge and Lake Austin at morning. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2014/1502/jpeg/12t.jpg) Johnson grass (Sorghum halepense) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, November 15, 2014
![](../../pictures/archives/compress/2009/804/jpeg/14t.jpg) Cypress roots below Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/16t.jpg) Cypress pool below Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/12t.jpg) Water stream near Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/13t.jpg) Cypress pool below Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/17t.jpg) Orange tiger lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/04t.jpg) Artificial waterfall in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/11t.jpg) Pink water lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/804/jpeg/06t.jpg) Replica of an old barn in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/15t.jpg) Cypress roots between stones below Pedernales Falls. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/813/jpeg/08t.jpg) Tombs of Thomas and Martha Johnson in Boonville Cemetery. Bryan, Texas, December 8, 2009
![](../../pictures/archives/compress/2009/717/jpeg/09t.jpg) Crossvine (Bignonia capreolata) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/08t.jpg) Waterfall in Japanese garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/05t.jpg) Twin artificial waterfall in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/07t.jpg) Angel s trumpet (Brugmansia) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/747/jpeg/10t.jpg) Buffalo bur (Solanum rostratum) in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/765/jpeg/19t.jpg) Aster with a bumblebee in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
![](../../pictures/archives/compress/2009/777/jpeg/19t.jpg) Blue aster in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/03t.jpg) Fern fiddlehead in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/17t.jpg) Blooming cherry like tree in McKinney Falls State Park. Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/10t.jpg) White flower of lily family in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/766/jpeg/25t.jpg) Blue aster (Symphyotrichum) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 23, 2009
![](../../pictures/archives/compress/2009/804/jpeg/17t.jpg) River below Beach Area in Pedernales Falls State Park. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/18t.jpg) Cypress below Beach Area in Pedernales Falls State Park. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/02t.jpg) Blooming mountain laurel (Sophora secundiflora) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/747/jpeg/06t.jpg) Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/747/jpeg/07t.jpg) Water speedwell (Veronica anagalis-aquatica) in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/804/jpeg/19t.jpg) Cypresses and rocks below Beach Area in Pedernales Falls State Park. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/20t.jpg) Cypress needles below Beach Area in Pedernales Falls State Park. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/747/jpeg/08t.jpg) Flowers of Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/747/jpeg/05t.jpg) Green false nightshade (Chamaesaracha coronopus) near a parking lot in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/747/jpeg/04t.jpg) Mature seed head of curly dock (Rumex) in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/746/jpeg/12t.jpg) Emerging leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2009/717/jpeg/06t.jpg) Shoot of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/717/jpeg/07t.jpg) Young leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
![](../../pictures/archives/compress/2009/747/jpeg/09t.jpg) Rice stink bug nymph (Oebalus pugnax) on bluestem grass in McKinney Falls State Park near Austin. Texas, May 10, 2009
![](../../pictures/archives/compress/2009/804/jpeg/09t.jpg) Ladybug on a flower umbel of Japanese Aralia (Fatsia japonica) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/10t.jpg) Galls of wasp Belonocnema kinseyi on underside of a fallen live oak leaf in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/746/jpeg/13t.jpg) Young tightly spaced leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
![](../../pictures/archives/compress/2015/1528/jpeg/20t.jpg) Seeds of Argentine peppercress (Lepidium bonariense) on Green Circles (center-pivot irrigation) in Irkhaya Farms. Qatar, January 16, 2015
![](../../pictures/archives/compress/2015/1609/jpeg/29t.jpg) Split pod of Senna italica (Cassia) with seeds taken from Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. Qatar, June 5, 2015
![](../../pictures/archives/compress/2015/1528/jpeg/19t.jpg) Flowers and seeds of Argentine peppercress (Lepidium bonariense) on Green Circles (center-pivot irrigation) in Irkhaya Farms. Qatar, January 16, 2015
![](../../pictures/archives/compress/2009/804/jpeg/21t.jpg) Twin falls in Pedernales Falls State Park, from an overlook. Johnson City, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/804/jpeg/08t.jpg) Bat-face cuphea (Bunny Ears, Cuphea llavea) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
![](../../pictures/archives/compress/2009/716/jpeg/25t.jpg) False Day Flower (Commelinantia anomala, Tinantia anomala) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
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