Red flowers of vervain (verbena) in Antique Rose Emporium. Independence, Texas, November 8, 2009
Verbena bonariensis (Vervain) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 26, 2016
Vervain (Verbena) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
Rose vervain (Verbena canadensis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richardson, Texas, February 22, 2009
Verbena (vervain) in Huntsville State Park on Chinquapin Trail. Texas, April 3, 2010.
Veiny vervain (Verbena rigida) flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 16, 2008
Verbena (vervain) flower in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 31, 2008
Verbena (vervain) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2009
Almond verbena (Aloysia virgata) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 1, 2009
Verbena (Vervain) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 14, 2012
Wright s vervain (Verbena wrightii) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 18, 2008
Close up of a cluster of flowers of rose vervain (Verbena canadensis) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richardson, Texas, February 22, 2009
Slender vervain (verbena) flowers in Lick Creek Park. College Station, Texas, March 25, 2009
Blue Princess Verbena (vervain) in Antique Rose Emporium. Independence, Texas, May 13, 2012
Blue Princess verbena (Vervain) in Antique Rose Emporium. Independence, Texas, May 28, 2012
Texas vervain (verbena) in dew in Lake Bryan Park, on an unmarked trail on north-west side of the island. Bryan, Texas, April 14, 2009
Texas vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 9, 2012
Verbena x Hybrida Lanai Twister Pink in Antique Rose Emporium. Independence, Texas, February 27, 2019
Violet flowers of Wright s vervain (Verbena wrightii)(?) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
Omnivorous platynota moth (Platynota rostrana) on verbena (vervain) in Antique Rose Emporium. Independence, Texas, May 28, 2012
Red verbena flowers of Peruvian mock vervain (Glandularia peruviana) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, July 20, 2013
Late blooming Dakota vervain (Verbena bipinnatifida) with freeze in Washington-on-the-Brazos State Historic Site. Washington, Texas, November 17, 2012
Flower of Wright s vervain (Verbena wrightii) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 15, 2008
Verbena (vervain) in Antique Rose Emporium. Independence, Texas, May 13, 2012
Slender vervain (verbena) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, October 20, 2013
Vervain (verbena) flower near Horseshoe Lake in Brazos Bend State Park. Needville, Texas, December 14, 2008
Vervain (Verbena) inflorescence in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 14, 2008
Pink vervain (Verbena) in Antique Rose Emporium. Independence, Texas, November 17, 2012
Slender vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 28, 2014
Slender vervain (verbena) on Moore s Hill Outcrop at FM Road 3090 near Navasota. Texas, October 1, 2013
Slender vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 24, 2009
Slender vervain (verbena) in Lick Creek Park. College Station, Texas, April 24, 2009
Texas(?) vervain (verbena) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, September 21, 2008
Salt Marsh Moth caterpillar (Estigmene acrea) feeding on Brazilian vervain (Verbena brasiliensis) in Lake Bryan Park. Bryan, Texas, May 21, 2010
Verbena (vervain) with Omnivorous platynota moth (Platynota rostrana) in Antique Rose Emporium. Independence, Texas, May 28, 2012
Dakota vervain (Verbena bipinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 23, 2012
Slender vervain (verbena) near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2014
Purple verbena like flowers in Antique Rose Emporium. Independence, Texas, July 25, 2014
Slender vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 8, 2014
Verbena bonariensis (vervain) flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
Prairie verbena (Glandularia bipinnatifida) near a creek in Bee Creek Park. College Station, Texas, May 14, 2018
Pink vervain (verbena) in Antique Rose Emporium. Independence, Texas, March 20, 2019
Vervain (Verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 14, 2019
Verbena Lanai Peach in Antique Rose Emporium. Independence, Texas, March 31, 2020
Vervain (Verbena) in Antique Rose Emporium. Independence, Texas, March 31, 2020
Pink flowers of Verbena Lanai Peach in Antique Rose Emporium. Independence, Texas, March 31, 2020
Prairie verbena (Glandularia bipinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
Verbena bonariensis (vervain) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
Slender vervain (verbena) in Birch Creek Unit of Lake Somerville State Park, Texas, July 22, 2018
Flowers of vervain (verbena) in Antique Rose Emporium. Independence, Texas, March 20, 2019
White and red vervain (verbena) in Antique Rose Emporium. Independence, Texas, March 20, 2019
Slender vervain (verbena) in Lick Creek Park. College Station, Texas, May 4, 2020
Prairie verbena (Glandularia bipinnatifida) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
Slender vervain (verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 12, 2020
Slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 14, 2020
Slender vervain (Verbena) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 4, 2020
Plant of white vervain (Verbena urticifolia) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 28, 2020
Prairie verbena (Glandularia bipinnatifida) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 22, 2021
Prairie verbena (Glandularia bipinnatifida(?)) in Bee Creek Park. College Station, Texas, April 2, 2021
Prairie verbena (Glandularia bipinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
Flowers of prairie verbena (Glandularia bipinnatifida) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 3, 2021
Prairie verbena (Glandularia bipinnatifida) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
Flowers of prairie verbena (Glandularia bipinnatifida) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
Vervain (Verbena) in Antique Rose Emporium. Independence, Texas, April 14, 2021
Flowers of vervain (Verbena) in Antique Rose Emporium. Independence, Texas, April 14, 2021
Slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Blooming slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 30, 2021
Brazilian vervain (Verbena brasiliensis) in Lick Creek Park. College Station, Texas, August 1, 2021
Brazilian vervain (Verbena brasiliensis) in Lick Creek Park. College Station, Texas, August 12, 2021
Slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 17, 2021
Moss verbena (Glandularia pulchella) on a path with gravel on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, June 12, 2022
Flowers of moss verbena (Glandularia pulchella) on Sundew Trail in Big Thicket National Preserve. Kountze, Texas, June 12, 2022
Slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, June 19, 2022
Rosette of leaves of Brazilian vervain (Verbena) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, February 15, 2023
Prairie verbena (Glandularia bipinnatifida) on Wildflower Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 29, 2023
Purpletop vervain (Verbena bonariensis) in Antique Rose Emporium. Independence, Texas, April 13, 2023
Slender vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 7, 2023
Leaves of vervain (verbena) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, May 7, 2023
Dry plant of Brazilian vervain (Verbena brasiliensis) in Lick Creek Park. College Station, Texas, September 8, 2023
White vervain (Verbena urticifolia) in Lick Creek Park. College Station, Texas, September 13, 2023
Slender vervain (Verbena rigida) on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
Texas vervain (Verbena halei) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 14, 2024
Vervain (Verbena bonariensis) in Antique Rose Emporium. Independence, Texas, April 20, 2024
Slender vervain (verbena) with a crab spider when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 28, 2024
Flowers of slender vervain (verbena) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 28, 2024
Rosettes of leaves of Brazilian vervain (Verbena) on Lick Creek Greenway Trail. College Station, Texas, February 4, 2025
A robust winter basal rosette of Texas vervain (Verbena halei) growing on the sandy upper shore of Lake Somerville, Texas, February 28, 2026
Verbena (vervain) in Antique Rose Emporium. Independence, Texas, March 5, 2026
Slender vervain (verbena) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, May 16, 2026
