 Mexican hat flowers (Ratibida columnifera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 28, 2009
 Yellow Mexican hat flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2012
 Mexican hat flowers (Ratibida columnifera) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, June 5, 2022
 Big yellow iris flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Yellow iris flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 White and yellow iris flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 21, 2009
 Yellow Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
 Orange flower of Mexican Sunflower (Tithonia rotundifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2009
 Cylindrical part of a flower of Mexican hat (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 9, 2009
 Flower buds of Mexican flame vine (Senecio confusus, Pseudogynoxus chenopodiodes) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 3, 2009
 Yellow color variant of Mexican hat flower (Ratibida columnifera) on Loop Trail in Washington-on-the-Brazos State Historic Site. Washington, Texas, August 9, 2008
 Green fruits of Mexican Buckeye (Monillo, Ungnadia speciosa) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 28, 2009
 Mexican hat flower (Ratibida columnifera) in dew in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 21, 2018
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 19, 2012
 Yellow zinnia flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 31, 2009
 Yellow flower of gourd in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 21, 2009
 Yellow gourd flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Yellow flower of forsythia in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 27, 2009
 Close up of yellow violet flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 12, 2009
 Morning freeze on yellow violet flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 29, 2009
 Long, cone-shaped receptacle of Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 27, 2008
 Yellow flowers of Mexican Hat in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 11, 2012
 Little Yellow butterfly (Eurema lisa) on a flower of common dandelion in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 9, 2009
 Green lynx spider on a yellow trumpet (Tecoma stans) flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Yellow milkweed (asclepias) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2009
 Pale yellow iris in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
 Yellow skullcap-like flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 20, 2008
 Poached eggs plant (Limnanthes douglasii) bearing white flower with yellow center in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 5, 2009
 Pale yellow and pink iris in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 3, 2009
 Yellow flowers of stonecrop (Sedum) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Yellow flag (Iris pseudacorus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
 Blooming Mexican plum (Prunus mexicana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 25, 2009
 Mexican gold poppy (Eschscholzia mexicana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 24, 2009
 Mexican gold poppy (Eschscholzia mexicana) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 17, 2009
 Mexican gold poppy (Eschscholzia mexicana) in dew in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 20, 2009
 Yellow flowers of parralena (Dyssodia pentachaeta) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2009
 Yellow flowers of rooiwortel (Bulbine latifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 21, 2009
 Iris flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 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 17, 2009
 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 3, 2009
 Mexican Buckeye (Monillo, Mona, Ungnadia speciosa) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 24, 2009
 Firecracker Shrub (Mexican Firebush, Hamelia patens) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2009
 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
 Purple iris flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 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
 Pillbug on Indian blanket flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2009
 Red and violet petunia on flower beds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 26, 2009
 Flower of pink honeysuckle vine in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Senecio confusus (Mexican flame vine, Pseudogynoxus chenopodiodes) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
 Mexican Buckeye (Monillo, Mona, Ungnadia speciosa) with a hovering bee in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 24, 2009
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 3, 2020
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 2, 2018
 Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
 Trumpet flower (Tecoma stans) vine in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
 Orange Mexican hat flower (Ratibida columnifera) in Washington-on-the-Brazos State Historic Site. Washington, Texas, May 17, 2014
 Flower buds of weeping bottlebrush (Callistemon viminalis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Blue flower of Snapdragon vine (Maurandya antirrhiniflora) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Blue flower of Snapdragon vine (Maurandya antirrhiniflora) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Flower of Southern blue flag (Iris virginica) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Chinese Pistache (Pistacia chinensis) flower cluster in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
 Close-up of staminate flower of Chinese Pistache (Pistacia chinensis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 10, 2009
 Orange globular flower of Wooly Butterfly Bush (Buddleia marrubifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 13, 2009
 Orange and green flower spike of Red Hot Poker Plant (Torch Lily, Kniphofia uvaria) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 17, 2009
 Euphorbia cotinifolia (Red spurge, Mexican shrubby spurge, Caribbean copper plant) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 29, 2009
 Butterfly Iris (African iris, Dietes) flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 1, 2009
 Flowering pomme grenade (double flower pomegranate, Noshi Shibari, Punica granatum Flore Pleno) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 3, 2009
 Yellow trumpet of Carolina jessamine (Gelsemium sempervirens, poor man s rope, evening trumpet-flower) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, April 5, 2008
 Yellow rose in dew in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 23, 2009
 Yellow clematis with seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 25, 2009
 Yellow daylily (Hemerocallis) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2009
 Yellow flowers of a cactus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 31, 2009
 Yellow evening primrose(?) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 29, 2009
 Yellow daffodil (narcissus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 16, 2009
 Yellow flowers of forsythia in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 6, 2009
 Yellow daffodil (narcissus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 6, 2009
 Yellow rose with water drops in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 25, 2009
 Yellow daffodils (narcissus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 19, 2009
 Yellow rose in dew at morning in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 23, 2009
 Yellow flower of aster family in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 25, 2010
 Yellow flower of pea family in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 14, 2008
 Yellow daffodils (narcissus) blooming in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 19, 2009
 Yellow trumpet flower (Tecoma stans) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 18, 2008
 Yellow flower of Heteropterys (Heteropteris) angustifolia in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2008
 Red flower of gladiolus in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 12, 2009
 Frosted yellow and green cabbage head in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 29, 2009
 Morning freeze on yellow viola flowers in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, January 29, 2009
 Yellow flower of evening primrose (Oenothera) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 10, 2014
 Yellow flower of Heteropterys (Heteropteris) angustifolia in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 11, 2008
 Yellow flower of Sundrops (Turnera ulmifolia) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 6, 2008
 Flower bud of a red poppy in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 20, 2009
 Firewheel like flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, February 12, 2009
 Close up of a flower of lantana in dew in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 19, 2009
 Flower bud of agave in TAMU Horticultural Gardens in Texas A&M University. College Station, Texas, March 5, 2009
 Flower of poppy in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 18, 2009
 Flower bud of red poppy in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, March 26, 2009
 Red zinnia flower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2009
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