 Artificial waterfall in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Crossvine (Bignonia capreolata) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Twin artificial waterfall in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Waterfall in Japanese garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 White flower of lily family in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Fern fiddlehead in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Blooming mountain laurel (Sophora secundiflora) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Shoot of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Young leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Pink rose in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 False Day Flower (Commelinantia anomala, Tinantia anomala) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Orange tiger lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Replica of an old barn in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
 Pink water lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Angel s trumpet (Brugmansia) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
 Gregg s tubetongue (Hairy Tube tongue, Justicia pilosella, Siphonoglossa pilosella) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Emerging leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Brown Anole (Anolis sagrei, Norops sagrei, Bahamian Anole) in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Ladybug on a flower umbel of Japanese Aralia (Fatsia japonica) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
 Galls of wasp Belonocnema kinseyi on underside of a fallen live oak leaf in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
 Young tightly spaced leaves of Sago palm (cikas) in prehistoric garden in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Bat-face cuphea (Bunny Ears, Cuphea llavea) in Zilker Botanical Gardens. Austin, Texas, November 7, 2009
 Back-lit central part of a flower of Butterfly Iris (African iris, Dietes) in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Cylindrical cluster of flowers of Pickerelweed (Pontederia cordata), with spindle-like bilobed yellow spots on the middle upper petals, in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Shoot of Horsetail (Scouring-bush, Equisetum hyemale), with fused minute leaves forming sheaths at regular intervals along the stem, in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Mistflower in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Red lobelia flower in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Topiary dinosaur in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Blue sage flower in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Pink water lily in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Orange water lily in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Pink and white phlox(?) in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Small red flowers of Stachytarpheta (porterweed) in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Red star like flowers of Pentas lanceolata in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Pentas lanceolata (Penta starla) flowers in Zilker Botanical Gardens. Austin, Texas, July 26, 2008
 Close-up of a flower of Claret cup cactus in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
 Claret cup cactus (Echinocereus triglochidiatus) in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
 Spotted cucumber beetle (Diabrotica undecimpunctata) on a shoot of prickly pears cactus in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
 Button cactus (Epithelantha micromeris) with red fruits in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Orange flowers of Prickly pear cactus (Opuntia) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 Yellow flowers of Prickly pear cactus (Opuntia) on Savanna Meadow Trail in Ladybird Johnson Wildflower Center. Austin, Texas, May 10, 2009
 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
 Flower buds on a cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 26, 2009
 Dwarf rosette lichen Physcia neogaea on a dry pad of prickly pear cactus in prairie in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Dwarf rosette lichen Physcia neogaea on a dry pad of prickly pear cactus (Opuntia) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 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
 Tender young pad or nopalitos of prickly pear cactus (opuntia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 31, 2009
 Slender orange-bush lichen (Teloschistes exilis) together with Parmotrema and Physcia on an old pad of prickly pear cactus in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Tender young pad or nopalitos of prickly pear cactus with glossy wax coating and fresh areolas bearing leaf primordia, spines and tufts of glochids (barbed hairs) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 31, 2009
 Cactus in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Tender young pad or nopalitos of prickly pear cactus (opuntia) with glossy wax coating and fresh areolas bearing leaf primordia, spines and tufts of glochids (barbed hairs) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 31, 2009
 Sea urchin cactus(?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Pincushion cactus (Mammillaria) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Cereus cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Chin cactus (Gymnocalycium uebelmannianum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Chin cactus (Gymnocalycium uebelmannianum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Lace cactus (Mammillaria elongata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Lace cactus (Mammillaria elongata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Lace cactus (Mammillaria elongata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Barrel cactus (Ferrocactus species) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Feather cactus (mammillaria plumosa) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Barrel cactus (Ferrocactus species) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Chin cactus (Gymnocalycium uebelmannianum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Feather cactus (mammillaria plumosa) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Chin cactus (Gymnocalycium uebelmannianum)(?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Chin cactus (Gymnocalycium uebelmannianum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Lily in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Furry Opuntia cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Cactus with whitish needles in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Shoot of Opuntia cactus in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Close up of chin cactus (Gymnocalycium uebelmannianum) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 5, 2014
 Batesian cow-tongue cactus (Gasteria batesiana) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Smartweed like flower in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Asphodel flower in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Pink azalea in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Flower of asphodel in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Fern fiddlehead in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Ornamental lettuce in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Blooming cherry like tree in McKinney Falls State Park. Austin, Texas, March 7, 2009
 Cereus cactus with short needles in greenhouses of Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, February 23, 2017
 Paper-spined cholla cactus (Opuntia articulata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
 Paper-spined cholla cactus (Opuntia articulata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 18, 2014
 Blooming rhododendron (azalea) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Red sage (Salvia microphylla) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Shoot of maple tree in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Pink and white azalea in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Squaw-weed flowers in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Blooming yaupon holly in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Shoot of prickly pears cactus (Opuntia) in Antique Rose Emporium in Independence. Texas, March 22, 2009
 Cactus coreid bug Chelinidea vittiger on a pad of prickly pear cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 12, 2008
 Nymphs of cactus bug Chelinidea vittiger feeding on Opuntia cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Yellow flowers of a cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 31, 2009
 Devil s shoestring (Nolina lindhemeriana) in Ladybird Johnson Wildflower Center. Austin, Texas, March 7, 2009
 Nymphs of cactus bug Chelinidea vittiger feeding on prickly pear cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Cactus coreid bug Chelinidea vittiger nymph on a pad of prickly pear cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 29, 2008
 A flower with drops of water from a sprinkle in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
 Hyacinth orchid (Bletilla striata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 1, 2009
 Dried sap of prickly pears cactus (Opuntia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 8, 2009
 Lace cactus (Echinocereus reichenbachii) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 27, 2009
|