 Buffalo bur (Solanum rostratum) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Blooming cherry like tree in McKinney Falls State Park. Austin, Texas, March 7, 2009
 Tetrameric flower of water-primrose willowherb (Ludwigia) near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Flowers of Blue curls (Fiddleneck, Phacelia congesta) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Mature seed head of curly dock (Rumex) in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Green false nightshade (Chamaesaracha coronopus) near a parking lot in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Rice stink bug nymph (Oebalus pugnax) on bluestem grass in McKinney Falls State Park near Austin. Texas, May 10, 2009
 Creek and a cypress in McKinney Falls State Park, near Upper falls. Austin, Texas, October 26, 2008
 Indian mallow (Abutilon fruticosa) near a parking of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Bird s-eye Speedwell (Germander Speedwell, Veronica chamaedrys) in Sablino, south from Saint Petersburg. Russia, June 13, 2009
 Bird s-eye Speedwell (Germander Speedwell, Veronica chamaedrys) in Lembolovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Texas aster with variegated fritillary(?) butterfly near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 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
 Texas aster (Aster texanus) near a pond of Upper falls in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Palafoxia callosa near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Mustard flowers in grist mill in McKinney Falls State Park. Austin, Texas, October 26, 2008
 "Porcupine egg" of cocklebur (Xanthium strumarium) near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Christmas cholla cactus (Tasajillo, Opuntia leptocaulis) on Homestead Trail in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Small green flowers of pigeon-berry (Rivina humilis, rouge-plant) in a forest near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Bird s-eye Speedwell (Germander Speedwell, Veronica chamaedrys) east from Kuzmolovo, north from Saint Petersburg. Russia, June 8, 2014
 Small red berries of pigeon-berry (Rivina humilis, rouge-plant, baby peppers) in a forest near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008
 Onion Creek near Lower McKinney Falls. Austin, Texas, October 26, 2008
 Tiny blue flower of corn speedwell (Veronica arvensis) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
 Corn speedwell (Veronica arvensis) growing on a fire ant mound in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2022
 Water morning glory (water spinach, water convolvulus, Ipomoea aquatica) near a water leakage site near sand processing plant near Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
 Hairy purslane speedwell (Veronica peregrina ssp. xalapensis) on shores of Flag Pond at Lake Somerville Trailway, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
 White flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) near a water leakage site near sand processing plant near Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
 Tiny blue flowers of corn speedwell (Veronica arvensis) on a lawn in Wolf Pen Creek Park. College Station, Texas, April 29, 2021
 Water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on a sewage pond near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
 Shoots of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on a sewage pond near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
 Leaves of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on a sewage pond near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
 Spreading plant of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on a sewage pond near Irkhaya (Irkaya) Farms. Qatar, June 3, 2016
 Habitat of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Housing Community near a hospital. Al Khor, Qatar, November 14, 2015
 Heath speedwell (Veronica officinalis) in a forest in Petiayarvi, north from Saint Petersburg. Russia, July 17, 2015
 Bird s-eye Speedwell (Veronica chamaedrys) near Toksovo, 10 miles north from Saint Petersburg. Russia, June 11, 2011
 Speedwell (Veronica)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Speedwell (Veronica)(?) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 2, 2016
 Long leaf Speedwell (Veronica longifolia) on roadside west from Deviatkino. Saint Petersburg, Russia, July 20, 2012
 Bird s-eye Speedwell (Veronica chamaedrys) in Rozhdestveno, south from Saint Petersburg in Leningrad Region. Russia, June 19, 2011
 Bird s-eye Speedwell (Veronica chamaedrys) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Blooming water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Corn speedwell (Veronica arvensis) taken from a lawn near apartments on George Bush Drive. College Station, Texas, March 15, 2019
 Two white flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Three white flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 White flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Flowers of Bird s-eye Speedwell (Veronica chamaedrys) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Blue flowers of speedwell (Veronica)(?) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 16, 2015
 Tiny flower of corn speedwell (Veronica arvensis) in a field in Menkovo, south from Saint Petersburg. Russia, June 4, 2014
 Close up of a white flower of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Large white flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Masses of white flowers of water morning glory (water spinach, water convolvulus, Ipomoea aquatica) on northern corner of Umm Enaig Housing Community near a hospital (Jeri Al Ramli). Al Khor, Qatar, November 14, 2015
 Long leaf Speedwell (Veronica longifolia) near Oredezh River in Posiolok near Vyritsa, south from Saint Petersburg, Russia, July 21, 2015
 Shoot of Heath speedwell (Veronica officinalis) in thyme-moss (Rhizomnium) in Toksovo, suburb of Saint Petersburg. Russia, July 19, 2016
 Blue flowers of Bird s-eye Speedwell (Veronica chamaedrys) east from Kuzmolovo, 7 miles north from Saint Petersburg. Russia, June 22, 2011
 Blue flower spike of Long leaf Speedwell (Veronica longifolia) in fields west from Deviatkino. Saint Petersburg, Russia, June 29, 2011
 Twin falls in Pedernales Falls State Park, from an overlook. Johnson City, Texas, November 7, 2009
 Gentian speedwell (Veronica gentianoides) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Leaves of longleaf speedwell (Veronica longifolia) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 7, 2019
 Blue flower of gentian speedwell (Veronica gentianoides) in Peter the Great Botanical Garden of Komarov Botanical Institute. Saint Petersburg, Russia, May 18, 2019
 Young leaves of oak in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Leaf of poison ivy in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Tender leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Young leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Pink water lily in Zilker Botanical Gardens. Austin, Texas, May 10, 2009
 Taughannock Falls from upper overlook, at high water (compare with Taughannock Falls at low water). Ithaca, New York, October 26, 2005
 Taughannock Falls near Ithaca from upper overlook, at low water (compare with Taughannock Falls at high water). New York, October 5, 2005
 Gold dust lichen (Chrysothrix xanthina) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Violet flowers of spiderwort (Tradescantia gigantea(?)) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Violet spiderwort (Tradescantia gigantea(?)) flowers in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Medallion lichen Dirinaria confusa on a juniper tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Pore lichen (Pertusaria) on bark of a juniper branch in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Bend of Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of pore lichen (Pertusaria) on a juniper branch in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Fringed puccoon (Narrowleaf gromwell, Lithospermum incisum) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Pore lichen (Pertusaria) with apothecia on a juniper branch in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Copper-colored young leaves of Virginia creeper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 View of Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Steep descent to Colorado River from Bluff Trail Loop in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 White fringe lichen (Heterodermia albicans) on a tree (may be juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Water stream near Pedernales Falls. Johnson City, Texas, November 7, 2009
 Medallion lichen Dirinaria confusa with black apothecia on juniper bark in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Whitening pattern of a fungus Robergea albicedrae on bark of Ashe juniper in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Corticioid mushroom Dendrothele nivosa on bark of Eastern red cedar (Juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Medallion lichen Dirinaria confusa with black apothecia on a juniper tree 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
 White juniper fungus (Robergea albicedrae) on bark of Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Typical whitening pattern on bark of Ashe juniper with a fungus Robergea albicedrae in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of corticioid fungus Dendrothele nivosa on bark of Eastern red cedar (Juniper) in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Close-up of medallion lichen Dirinaria confusa with black apothecia on juniper bark in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 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
 White juniper fungus (Robergea albicedrae) on bark of a young Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 Water cascade in Pedernales Falls State Park. Johnson City, Texas, January 12, 2013
 Water cascades in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Water and rocks in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Water stream in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 White juniper fungus (Robergea albicedrae) around of a broken branch spot on Juniperus ashei tree in McKinney Roughs Nature Park near Austin. Texas, March 17, 2021
 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
 Small water stream in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
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