 Flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Flower of purple gerardia (false foxglove, Agalinis purpurea) with dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Damselfly on a flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 Opening flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 Blooming purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Flower of Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 29, 2010
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 6, 2009
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 18, 2010
 Closed flowers of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 Purple gerardia (false foxglove, Agalinis purpurea(?)) on roadside in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 Flower of purple gerardia (false foxglove, Agalinis purpurea) on a trail spur near Yaupon Trail in Lick Creek Park. College Station, Texas, September 23, 2008
 Purple gerardia (false foxglove, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 13, 2023
 Purple gerardia (false foxglove, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 9, 2021
 Purple gerardia (false foxglove, Agalinis purpurea) on roadside of Road 259, in Port Sullivan. West from Hearne, Texas, September 20, 2008
 Close up of purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Buckeye caterpillar on purple gerardia (false foxglove, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 9, 2021
 Closed flower of purple gerardia (false foxglove, Agalinis purpurea(?)) in Lake Bryan Park. Bryan, Texas, August 26, 2012
 Purple gerardia (false foxglove, Agalinis purpurea) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 21, 2021
 Flowers of purple gerardia (false foxglove, Agalinis purpurea) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 21, 2021
 Back lit flowers of purple gerardia (false foxglove, Agalinis purpurea) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 21, 2021
 Close up of a flower of Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 Purple gerardia (false foxglove, Agalinis purpurea) on a trail spur near Yaupon Trail in Lick Creek Park. College Station, Texas, September 23, 2008
 Purple gerardia (false foxglove, Agalinis purpurea) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Flowers of purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Honey bee on purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Purple gerardia (false foxglove, Agalinis purpurea) in bloom in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Back lit flowers of purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Buckeye caterpillar eating a fruit of purple gerardia (false foxglove, Agalinis purpurea) on a shore of an island in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Black and orange buckeye caterpillar on purple gerardia (false foxglove, Agalinis purpurea) on a shore of an island in Lake Bryan Park. Bryan, Texas, October 2, 2009
 Unopened flower of Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 Buckeye caterpillar on purple gerardia(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 8, 2014
 Flower of morning glory (Purple Bindweed, Ipomoea cordatotriloba) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Purple gerardia (false foxglove, Agalinis) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, October 1, 2019
 Blooning purple gerardia (false foxglove, Agalinis) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 12, 2008
 Purple gerardia (false foxglove, Agalinis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, September 19, 2024
 Purple gerardia (prairie agalinis, Agalinis purpurea) on roadside of Road 259, in Port Sullivan. West from Hearne, Texas, September 20, 2008
 Purple gerardia (prairie agalinis, Agalinis purpurea) on Moore s Hill Outcrop at FM Road 3090 near Navasota. Texas, September 30, 2013
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Close up of flower of Morning glory (tievine, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Purple gerardia (prairie agalinis, Agalinis purpurea) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 6, 2019
 Blooming morning glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Purple gerardia (prairie agalinis, Agalinis purpurea) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
 Katidid on a flower of false dandelion in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Back lit flowers of purple gerardia (prairie agalinis, Agalinis purpurea) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021
 Purple gerardia (prairie agalinis, Agalinis purpurea) Lake Bryan Park. Bryan, Texas, September 30, 2013
 Yellow flower of false dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Back lit flower of Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Purple thistle flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Close up of flower of plateau false foxglove (Agalinis edwardsiana) in Bastrop State Park. Bastrop, Texas, October 13, 2019
 Close up of hydnoid (tooth) resupinate mushroom Mycoaciella bispora on rotting oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Close-up of a purple egg of stinkhorn mushrooms Phallus hadriani in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 16, 2023
 Flower of purple bindweed (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 27, 2021
 Close-up of purple spots on pads of a prickly pear cactus (Opuntia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023
 Purple flowers of winged loosestrife (Lythrum alatum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Close-up of a blue flower of spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2022
 Purple bindweed and ragweed (Ambrosia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
 Purple bindweed (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
 Blooming morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 False foxglove (Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 22, 2021
 Close-up of a flower of bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Close up of masses of millipedes in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Flower of dewberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Close up of Four O clock flower (Mirabilis) at Robinson s Ferry Overlook in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 8, 2013
 Close-up of a flower head of musk thistle (Carduus nutans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Close up of a green grasshopper sitting on a white prickly poppy flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2009
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 7, 2008
 Close up of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Close up of Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Close up of millipedes on a piece of rotting wood in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Close up of medallion lichen (Dirinaria confusa) on an oak in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 12, 2019
 Close up of elm catkins collected by ants under a tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Flower of mallow family near a museum in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
 Pink flower of spiderwort (Tradescantia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Close up of medallion lichen (Dirinaria confusa) on hackberry in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Close up of Rabid Wolf Spider (Rabidosa rabida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Close up of ruffle lichen Parmotrema submarginale on an oak branch in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 12, 2019
 Back lit flowers of false foxglove (Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 22, 2021
 Flower of Indian paintbrush (Castilleja indivisa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 27, 2019
 Flower of Venus looking glass (Triodanis perfoliata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Pink powderpuff flower (Mimosa strigillosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Flower spike of beebalm (Monarda punctata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Close-up of a flower of common red corn poppy (Papaver rhoeas) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Close up of Phaeophyscia lichen on a large huisache (acacia) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 2, 2019
 Close up of fringe lichen (Heterodermia) on small cedar elm tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Close up of King Alfred s cake fungus Daldinia concentrica in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 Close up of fringe lichen (Heterodermia) on acacia (huisache) tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 23, 2019
 Close up of slender orange bush lichen (Teloschistes exilis) in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 8, 2019
 Flower of Morning glory (tievine, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 5, 2019
 Flower of Baby blue eyes (Nemophila phacelioides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 27, 2019
 Prickleseed buttercup flower (Ranunculus muricatus) near a pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 9, 2019
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