 Sunflower (Helianthus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Sunflower (Helianthus) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Leach Teaching Gardens at Texas A and M University. College Station, Texas, August 25, 2024
 Sunflower (Helianthus annuus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Blooming sunflower (Helianthus) in Lick Creek Park. College Station, Texas, August 1, 2021
 Sunflower (Helianthus) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, May 12, 2024
 Beetle of yellow petals of sunflower (Helianthus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Petals of sunflower (Helianthus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 9, 2012
 Back lit petals of sunflower (Helianthus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 9, 2012
 Velvet Queen Sunflower (Helianthus annuus) in Leach Teaching Gardens at Texas A and M University. College Station, Texas, April 28, 2024
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Blooming Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Maximilian sunflower (Helianthus maximiliani) on a forest clearing in Lick Creek Park. College Station, Texas, August 28, 2020
 Blooming Maximilian sunflower (Helianthus maximiliani) on a forest clearing in Lick Creek Park. College Station, Texas, August 28, 2020
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 21, 2021
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 16, 2013
 Sunflower (Helianthus annuus) in Lick Creek Park. College Station, Texas, July 7, 2012
 Orange flower of Mexican Sunflower (Tithonia rotundifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 1, 2020
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 22, 2022
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 6, 2019
 Dry plant of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry seeds of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry leaves of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Close-up of dry seeds of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry hairy leaves of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dried plants of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Dry flower head of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Texture of dry hairy leaves of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Center of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Blooming Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Flowers of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Maximilian sunflower (Helianthus maximiliani) 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
 Sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Blooming sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Seed head of sunflower (Helianthus annuus) in Washington-on-the-Brazos State Historic Site. Washington, Texas, July 31, 2021
 Sunflower bud in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 28, 2012
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 31, 2011
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 20, 2008
 Bee on sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 17, 2008
 Sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 7, 2011
 Orange sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Petals of sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 7, 2011
 Close up of sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 10, 2012
 Sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 21, 2008
 Sunflower head in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 21, 2008
 Petals of an orange sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 21, 2012
 Seeds of sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 28, 2008
 Ripening sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 17, 2008
 Ripening sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 6, 2008
 Sunflower in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 1, 2009
 Seeds of tickseed sunflower (Bidens) in Lick Creek Park. College Station, Texas, August 12, 2021
 Orange flower of Tithonia rotundifolia (Mexican Sunflower) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 23, 2010
 Orange flower of Mexican Sunflower (Tithonia rotundifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 22, 2008
 Sunflower (Helianthus) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021
 Seed head of tickseed sunflower (Bidens) in Lick Creek Park. College Station, Texas, August 12, 2021
 Bumblebee on Mexican Sunflower (Tithonia rotundifolia) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 3, 2008
 Orange flower of Tithonia rotundifolia (Mexican Sunflower) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, August 15, 2010
 Common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Blooming common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Spider flowers (Cleome) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Violet hibiscus flowers in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Violet hibiscus flower in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Turk s cap (Malvaviscus drummondii) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Flowers of sumac in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Red flowers of morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Blooming sumac in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Firecracker shrub (Hamelia patens) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Blooming morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Crown flower (Calotropis gigantea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Pink morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Top view of spider flowers (Cleome) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Cigar plant (Cuphea ignea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Inflorescence of spider flowers (Cleome) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 White spider flowers (Cleome) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Firecracker shrub (Hamelia patens) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Bug on crown flower (Calotropis gigantea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Sunflower (Helianthus) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Yellow flower of common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Disk flowers of common sunflower (Helianthus annuus) in Onaiza area. Doha, Qatar, March 24, 2016
 Light green leaves of Ipomoea(?) plant in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Pink morning glory (Ipomoea carnea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Cluster of red flowers of morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Blooming crown flower (Calotropis gigantea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Close-up of crown flower (Calotropis gigantea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Blooming evening primrose (Oenothera hookeri) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Opening flower of morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Flower bud of pink morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Pink morning glory (Ipomoea carnea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Flower buds of morning glory (Ipomoea) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Blooming pink morning glory (Ipomoea carnea) in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Yellow flowers of evening primrose (Oenothera hookeri) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Coreid bugs Chelinidea vittiger and their nymphs in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Ornamental palmate leaves of cassava Manihot esculenta Variegata in the Gardens at Texas A and M University. College Station, Texas, August 14, 2021
 Blooming common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Flower head of common sunflower (Helianthus annuus) on roadside near Twar Mall in Um Lekhba neighborhood. Doha, Qatar, February 29, 2016
 Sunflower (Helianthus annuus) in Lake Bryan Park. Bryan, Texas, July 20, 2014
|