Opening flower of black-eyed susan (Rudbeckia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
Big rudbeckia flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 26, 2009
Opening flower of black-eyed susan (Rudbeckia) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2009
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) near Post Oak Trail at sunrise in Lick Creek Park. College Station, Texas, May 18, 2012
Small brown anole lizard (Anolis sagrei) on a flower of Rudbeckia(?) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 5, 2009
Black-eyed susan (Rudbeckia hirta) flower on Post Oak Trail in Lick Creek Park. College Station, Texas, May 19, 2010
Yellow flowers of black-eyed susan (Rudbeckia hirta) on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Black-eyed susan (Rudbeckia hirta) with Scudder s Bush Katydid in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2010
Odd shaped flower of black-eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 22, 2012
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 7, 2012
Two flowers of black-eyed susan (Rudbeckia hirta) on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
Black-eyed susan (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
Mature flower of black-eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 22, 2012
Yellow flower of black-eyed susan (Rudbeckia hirta) on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
Green-head coneflower (Rudbeckia laciniata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, March 14, 2009
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
Green-head coneflower (Rudbeckia laciniata) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, May 2, 2009
Yellow field of flowers of Rudbeckia hirta near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012
Flower of black-eyed susan (Rudbeckia hirta) on a trail in Sam Houston National Forest, near Road 149, near Richards. Texas, May 15, 2010
Orange and brown rudbeckia flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, May 30, 2010
Black-eyed susan (Rudbeckia hirta) flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2010
Back lit flower of black-eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 22, 2012
Flower of black-eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 22, 2012
Black eyed susan flower (Rudbeckia hirta) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, May 26, 2012
Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) flowers near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Beebalm (Monarda punctata) and black-eyed susan (Rudbeckia hirta) flowers in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 16, 2010
Black Eyed Susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, April 30, 2012
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2010
Big Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Large rudbeckia flowers in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 20, 2009
Field of black-eyed susan (Rudbeckia hirta) flowers near Clay, view from Road 50, south from College Station, May 17, 2010
Katydid on rudbeckia flower in Lick Creek Park. College Station, Texas, April 25, 2012
Field of black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 7, 2012
Orange Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 21, 2015
Yellow flowers of Rudbeckia in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 30, 2009
Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) in Lick Creek Park. College Station, Texas, May 7, 2012
Field of Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) in Lick Creek Park. College Station, Texas, May 10, 2012
Black Eyed Susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) in Lick Creek Park. College Station, Texas, May 3, 2012
Black Eyed Susan (Rudbeckia hirta) and soft golden aster in Lick Creek Park. College Station, Texas, May 3, 2012
Black Eyed Susan (Rudbeckia hirta) flowers in Lick Creek Park. College Station, Texas, May 3, 2012
Black eyed susan flowers (Rudbeckia hirta) with Mock bishop s weed (Ptilimnium nuttallii) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Hairy petals of a flower bud of rudbeckia in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 31, 2009
Field of Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) near equestrian entrance in Lick Creek Park. College Station, Texas, May 18, 2012
Black-eyed susan (Rudbeckia hirta) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, May 18, 2014
Black eyed susan flower (Rudbeckia hirta) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Black eyed susan flowers (coneflowers, Rudbeckia hirta) near Post Oak Trail in Lick Creek Park. College Station, Texas, May 27, 2007
Flower bud of a big yellow daisy rudbeckia in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 15, 2009
Black Eyed Susan (Rudbeckia hirta) and curly dock (Rumex) in Lick Creek Park. College Station, Texas, May 3, 2012
Dry seed heads of Black eyed susan (Rudbeckia hirta) in dew from Post Oak Trail in Lick Creek Park. College Station, Texas, October 30, 2012
Field of Black Eyed Susan (Rudbeckia hirta) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 4, 2012
Dense stand of Black Eyed Susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 3, 2012
Black eyed susans (Rudbeckia hirta) and yellow asters in Lick Creek Park. College Station, Texas, May 7, 2012
Flowers of Black eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 7, 2012
Field of flowers of Rudbeckia hirta near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012
Black eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 10, 2012
Field of Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) near the equestrian entrance in Lick Creek Park. College Station, Texas, May 10, 2012
Field of Black eyed susans (Rudbeckia hirta) at the equestrian entrance in Lick Creek Park. College Station, Texas, May 10, 2012
Black eyed susans (Rudbeckia hirta) and Mock bishop s weed (Ptilimnium nuttallii) at Post Oak Trail in Lick Creek Park. College Station, Texas, May 10, 2012
Black-eyed susan (Rudbeckia hirta) and Mock Bishop s Weed (Ptilimnium nuttali) at Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012
Orange flower of black-eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 22, 2012
Black-eyed susan (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
Orange Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 24, 2016
Black eyed susan flowers (Rudbeckia hirta) in Lake Bryan Park. Bryan, Texas, May 16, 2018
Black eyed susan flowers (Rudbeckia hirta) on a power line cutting in Lake Bryan Park. Bryan, Texas, May 16, 2018
Masses of black eyed susan flowers (Rudbeckia hirta) in Lake Bryan Park. Bryan, Texas, May 16, 2018
Flowers of black eyed susan (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 20, 2018
Field of black eyed susan flowers (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 20, 2018
Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
Blooming black eyed susan (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
Black-eyed susan (Rudbeckia hirta) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
Orange Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
Bunch of orange Rudbeckia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, September 11, 2016
Black eyed susan flower (Rudbeckia hirta) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
Black eyed susan flower (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 4, 2020
Black Eyed Susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 11, 2020
Black Eyed Susan (Rudbeckia hirta) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 11, 2020
Flowers of Black Eyed Susan (Rudbeckia hirta) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 11, 2020
Early blooming black eyed susan flower (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 8, 2021
Late blooming black eyed susan flower (Rudbeckia hirta) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
Black eyed susan (Rudbeckia hirta) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
Black eyed susan (Rudbeckia hirta) with bracken fern at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
Dry flowers of black eyed susan (Rudbeckia hirta) in Washington-on-the-Brazos State Historic Site. Washington, Texas, June 20, 2022
Dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
Dried flower of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
Drying flower of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
Half-dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
Three dry flowers of black eyed susan (Rudbeckia hirta) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
