 Flower of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Blooming purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 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
 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
 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) 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
 Closed flowers of purple gerardia (false foxglove, Agalinis purpurea) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 5, 2010
 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
 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(?)) on roadside in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012
 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
 Buckeye caterpillar on purple gerardia (false foxglove, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 9, 2021
 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
 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) 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
 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
 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
 Closed flower of purple gerardia (false foxglove, Agalinis purpurea(?)) in Lake Bryan Park. Bryan, Texas, August 26, 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
 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
 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 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 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
 Unopened flower of Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 Close up of a flower of Purple gerardia (prairie agalinis, Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 24, 2012
 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, 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
 Flower of morning glory (Purple Bindweed, Ipomoea cordatotriloba) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 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
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 17, 2019
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 10, 2019
 Purple flowers of winged loosestrife (Lythrum alatum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 16, 2019
 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
 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
 Morning Glory (Purple Bindweed, Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 7, 2008
 Back lit flowers of false foxglove (Agalinis purpurea) in Lick Creek Park. College Station, Texas, September 22, 2021
 False dandelion with a bee in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 4, 2009
 Dayflower (Commelina) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 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
 Leaves of Mimosa strigillosa in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Blooming dayflower (Commelina) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Beeblossom flowers (Gaura) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
 False dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 1, 2024
 Katidid on a flower of false dandelion in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Giant ragweed (Ambrosia trifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Puncturevine (Caltrop, Tribulus terrestris) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Fragrant flatsedge (Cyperus odoratus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Coastal sandbur (Cenchrus spinifex) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Bull Nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Bull nettle (Cnidoscolus texanus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Flowers of false dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Plants of snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Field of snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Flowers of Zizotes milkweed (Asclepias oenotheroides) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Flowers of Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Flowers of snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Coffeeweed (Sesbania herbacea) in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Grasshopper on snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Yellow flower of false dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Seedhead receptacle of false dandelion (Pyrrhopappus carolinianus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 12, 2018
 Resette of leaves and small white flowers of a plant in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Pink flowers of creeping beggarweed (Desmodium incanum) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Hydnoid (tooth) resupinate mushroom Mycoaciella bispora on an oak log in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Blooming plants of snow-on-the-prairie (Euphorbia bicolor) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Back lit flower of Morning Glory (Ipomoea cordatotriloba) in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 1, 2019
 Climbing hempvine (Mikania scandens) in a dried pond in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
 Purple alyssum like flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Purple thistle flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
 Alyssum like purple flowers and fruits in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2020
 Mature false puffball mushroom Scleroderma polyrhizum(?) on a lawn in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 7, 2024
 Purple winter rosette of sow thistle in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
 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
 Hydnoid (tooth) resupinate mushroom Mycoaciella bispora on rotting wood in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 15, 2019
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