 Large yellow flowers of Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 26, 2008
 Yellow flowers of Evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 3, 2009
 Close-up of yellow flowers of Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 5, 2008
 Yellow flower of Hooker s evening primrose (Oenothera hookeri) at sunrise in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 29, 2008
 Blooming evening primrose (Oenothera hookeri) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Large yellow flower on a stout erect stem of Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 26, 2008
 Yellow flower of evening primrose (Oenothera hookeri) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, July 7, 2022
 Evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 31, 2009
 Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 3, 2009
 Back-lit evening primrose (Oenothera hookeri) at sunrise in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 29, 2008
 Large yellow flower of Hooker s evening primrose (Oenothera hookeri) and thick cylindrical ovaries behind it in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 21, 2008
 Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 8, 2009
 Hooker s evening primrose (Oenothera hookeri) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2008
 Yellow flower of evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 10, 2014
 Flowers of showy evening primrose (Oenothera speciosa) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 9, 2018
 Evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 1, 2014
 Showy evening primrose (Oenothera speciosa) in the Gardens at Texas A and M University. College Station, Texas, March 27, 2021
 Flowers of showy evening primrose (Oenothera speciosa) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2019
 Showy evening primrose (Oenothera speciosa) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 10, 2014
 Yellow flowers of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, May 20, 2014
 Flowers of showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 20, 2021
 Evening primrose (Oenothera) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, May 6, 2022
 Evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 23, 2014
 Evening primrose (Oenothera) in dew in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 18, 2009
 Frozen evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, December 11, 2012
 Flowers of showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
 Showy evening primrose (Oenothera speciosa) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, March 31, 2024
 Showy evening primrose (Oenothera speciosa) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 12, 2010
 Showy evening primrose (Oenothera speciosa) and weeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 21, 2020
 Showy evening primrose (Oenothera speciosa) on a lawn in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2019
 Showy evening primrose (Oenothera speciosa) on a parking place in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 21, 2020
 Showy evening primrose (Oenothera speciosa) blooming near wooden fence in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 9, 2018
 Flower of showy evening primrose (Oenothera speciosa) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 27, 2021
 Showy evening primrose (Oenothera speciosa) with lesser quaking-grass (Briza minor) in Hill Country Garden in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2019
 Yellow evening primrose (Oenothera) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Yellow evening primrose (Oenothera) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, June 24, 2010
 Yellow evening primrose (Oenothera) in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, July 10, 2009
 Evening primrose (Oenothera) in dew in Lick Creek Park. College Station, Texas, August 3, 2014
 Yellow evening primrose in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Yellow evening primrose(?) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 29, 2009
 Pink flowers of showy evening primrose (Oenothera speciosa) in Wolf Pen Creek Park. College Station, Texas, April 24, 2019
 Showy evening primrose (Oenothera speciosa) in Central Park. College Station, Texas, August 4, 2014
 Showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 20, 2021
 Showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 9, 2021
 Showy evening primrose (Oenothera speciosa) on Park Hudson Trail. College Station, Texas, August 12, 2014
 Flowers of showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 6, 2018
 Flower of Showy evening primrose (Oenothera speciosa) on Park Hudson Trail. College Station, Texas, August 12, 2014
 Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 11, 2010
 Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 24, 2009
 Tiny yellow flower of Narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) in Lick Creek Park. College Station, Texas, April 11, 2022
 Flowers of Showy Evening Primrose (Oenothera speciosa) on a lawn near back entrance of Texas A and M University on campus of Education City. Doha, Qatar, April 16, 2015
 Showy evening primrose (Oenothera speciosa) under power lines near Park Hudson Trail. College Station, Texas, August 6, 2014
 Showy evening primrose (Oenothera speciosa) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 30, 2011
 Yellow flower of narrow-leaved evening primrose (thread-leaf sundrops, Oenothera linifolia) at the end of Creagor Lane near Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Flower of showy evening primrose (Oenothera speciosa) under power lines near Park Hudson Trail. College Station, Texas, August 6, 2014
 Showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
 Showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
 Flowers of Showy Evening Primrose (Oenothera speciosa) among Carissa bushes on a lawn near back entrance of Texas A and M University on campus of Education City. Doha, Qatar, April 16, 2015
 Blooming showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
 Showy evening primrose (Oenothera speciosa) with water drops in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
 Flowers of showy evening primrose (Oenothera speciosa) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021
 Showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, March 27, 2020
 Showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 5, 2022
 Showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 12, 2022
 Showy evening primrose (Oenothera speciosa) in Lick Creek Park. College Station, Texas, April 18, 2018
 Showy evening primrose (Oenothera speciosa) in Lick Creek Park. College Station, Texas, June 9, 2019
 Cut-leaved evening primrose (Oenothera laciniata) in dew in Lick Creek Park. College Station, Texas, April 16, 2009
 Showy evening primrose (Oenothera speciosa) in Wolf Pen Creek Park. College Station, Texas, April 24, 2019
 Showy evening primrose (Oenothera speciosa) near Park Hudson Trail. College Station, Texas, July 24, 2014
 Showy evening primrose (Oenothera speciosa) in Lick Creek Park. College Station, Texas, March 23, 2023
 Showy evening primrose (Oenothera speciosa) in Wolf Pen Creek Park. College Station, Texas, March 24, 2019
 Cut-leaved evening primrose (Oenothera laciniata) in dew in Lick Creek Park. College Station, Texas, April 5, 2018
 Cut-leaved evening primrose flower (Oenothera laciniata) in Lick Creek Park. College Station, Texas, April 20, 2008
 Showy evening primrose (Oenothera speciosa) on Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Evening primrose (Oenothera) on Butterfly Alley (a recent cutting) in Lick Creek Park. College Station, Texas, May 28, 2018
 Winter rosette of stemless evening primrose (Oenothera triloba) in Bee Creek Park. College Station, Texas, February 12, 2024
 Flower of showy evening primrose (Oenothera speciosa) in Wolf Pen Creek Park. College Station, Texas, April 24, 2019
 Showy evening primrose (Oenothera speciosa) on Lick Creek Greenway Trail. College Station, Texas, April 23, 2024
 White phenotype of showy evening primrose (Oenothera speciosa) in Bee Creek Park. College Station, Texas, April 18, 2023
 Back lit showy evening primrose (Oenothera speciosa) near Park Hudson Trail. College Station, Texas, July 24, 2014
 Reddish winter rosette of stemless evening primrose (Oenothera triloba) in Bee Creek Park. College Station, Texas, February 12, 2024
 Cut-leaved evening primrose (Oenothera laciniata) in dew on Post Oak Trail in Lick Creek Park. College Station, Texas, April 12, 2024
 Cut-leaved evening primrose (Oenothera laciniata) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 12, 2024
 White phenotype of showy evening primrose (Oenothera speciosa) in Lick Creek Park. College Station, Texas, June 22, 2012
 Flower of cut-leaved evening primrose (Oenothera laciniata) on Post Oak Trail in Lick Creek Park. College Station, Texas, April 12, 2024
 Showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 1, 2024
 Flower of cut-leaved evening primrose (Oenothera laciniata) in dew on Post Oak Trail in Lick Creek Park. College Station, Texas, April 12, 2024
 Basal rosette of leaves of evening primrose (Oenothera)(?) on a recent cutting in Lick Creek Park. College Station, Texas, March 15, 2020
 Cut-leaved evening primrose (Oenothera laciniata) at sunrise on Post Oak Trail in Lick Creek Park. College Station, Texas, April 12, 2024
 Showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 25, 2020
 Showy Evening Primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 6, 2018
 Showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 20, 2023
 Blooming showy evening primrose (Oenothera speciosa) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 20, 2023
 Wood sorrel and stemless evening primrose (Oenothera triloba) on a lawn on Lick Creek Greenway Trail. College Station, Texas, February 16, 2024
 Winter rosette of stemless evening primrose (Oenothera triloba) on a lawn on Lick Creek Greenway Trail. College Station, Texas, February 16, 2024
 Showy Evening Primrose (Oenothera speciosa) on a lawn in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 6, 2018
 Flower of showy evening primrose (Oenothera speciosa) with holes eaten out by bugs in Wolf Pen Creek Park. College Station, Texas, April 24, 2019
 Flower of Showy Evening Primrose (Oenothera speciosa) on a lawn near back entrance of Texas A and M University on campus of Education City. Doha, Qatar, May 7, 2014
 Flowers of Yellow star-like flowers of Cestrum aurantiacum (Hediondillo, Huele De Noche, Yellow Cestrum, Yellow Shrub Jessamine) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
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