 Flower of purple gerardia (false foxglove, Agalinis purpurea) with dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 Flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 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
 Close up of a 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, August 29, 2010
 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 15, 2019
 Purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 18, 2010
 Blooming purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 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 9, 2021
 Purple gerardia (false foxglove, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 13, 2023
 Purple gerardia (false foxglove, Agalinis purpurea) on roadside of Road 259, in Port Sullivan. West from Hearne, Texas, September 20, 2008
 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
 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
 Purple gerardia (false foxglove, Agalinis purpurea) in bloom in Lake Bryan Park. Bryan, Texas, October 10, 2012
 Close up 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
 Back lit flowers of purple gerardia (false foxglove, Agalinis purpurea) in Lake Bryan Park. Bryan, Texas, October 10, 2012
 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
 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
 Close up of a flower of Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 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
 Purple gerardia (false foxglove, Agalinis) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 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 12, 2008
 Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 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 Moore s Hill Outcrop at FM Road 3090 near Navasota. Texas, September 30, 2013
 Purple gerardia (prairie agalinis, Agalinis purpurea) on roadside of Road 259, in Port Sullivan. West from Hearne, Texas, September 20, 2008
 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 (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
 Purple thistle flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
 Flower buds of giant ragweed (Ambrosia trifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Flower spike of giant reed (Arundo donax) near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 27, 2020
 Flower of purple bindweed (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 27, 2021
 Purple alyssum like flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, October 1, 2019
 Alyssum like purple flowers and fruits in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Purple Alyssum like flowers on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 18, 2020
 Purple bindweed (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
 Purple bindweed and ragweed (Ambrosia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 28, 2022
 False foxglove (Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 22, 2021
 Purple Alyssum like flowers of mustard family on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Purple gerardia (prairie agalinis, Agalinis purpurea) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 6, 2019
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 7, 2008
 Flower of a thustle (Cirsium) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2020
 Firewheel flower (Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Firewheel flower (Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Firewheel flower (Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Blooming morning glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Details of a flower of firewheel (Gaillardia pulchella) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Mexican hat flower (Ratibida columnaris) with a caterpillar in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Flower of prickly poppy (Argemone albiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Back lit flowers of false foxglove (Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 22, 2021
 Flower of showy evening primrose (Oenothera speciosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Flower spike of largebracted plantain (Plantago aristata) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Alyssum like flower with bull nettle on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Some white five-petals flower on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 Mexican hat flower (Ratibida columnaris) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
 Back lit flower of showy evening primrose (Oenothera speciosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Flower buds of Snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 15, 2020
 Batterfly on a thistle flower (Cirsium) in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 25, 2020
 White prickly poppy flower on field near Old Washington Town Site Loop Trail of Washington-on-the-Brazos State Historic Site. Washington, Texas, June 2, 2007
 Blooming Mexican hat flower (Ratibida columnaris) in area of a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 3, 2020
 Caltrop flower (puncturevine, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2012
 False dandelion with a bee in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2009
 Purple gerardia (Agalinis purpurea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 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
 Tiny yellow flower of Melonette (Melothria pendula) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 21, 2008
 Back lit flower of Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Croton glandulosus in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Agaricus mushrooms under oak and elm trees in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 27, 2020
 Fibrecap (Inocybe) mushrooms in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 27, 2020
 Red lovegrass (Eragrostis secundiflora) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Amaranth flowers near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Shoot of amaranth near a former pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2020
 Flower heads of green milkweed (Asclepias viridis) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 28, 2020
 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
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
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