 Seed head of tickseed sunflower (Bidens) in Lick Creek Park. College Station, Texas, August 12, 2021
 Tickseed sunflower (Bidens) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2021
 Tickseed sunflower (Bidens) near Birch Creek Unit of Somerville Lake State Park. Texas, October 7, 2018
 Tickseed Sunflower (Bidens aristosa) in Huntsville State Park, on north-east side of Lake Raven, view from Chinquapin Trail. Texas, October 4, 2008
 Tickseed sunflower (Bidens) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020
 Tickseed sunflower (Bidens) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 14, 2019
 Cluster of achenes of tickseed sunflower (Bidens) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 White flowers of bur-marigold (Beggar-ticks, Bidens) on a recent forest clearing in Lick Creek Park. College Station, Texas, August 1, 2021
 Blooming sunflower (Helianthus) in Lick Creek Park. College Station, Texas, August 1, 2021
 Fluffy seeds of thistle (Cirsium) in Lick Creek Park. College Station, Texas, August 1, 2021
 Seeds of fragrant flatsedge (Cyperus odoratus) in Lick Creek Park. College Station, Texas, August 1, 2021
 Some insect eggs or may be plant seeds on sandy soil in Lick Creek Park. College Station, Texas, August 18, 2021
 Reddish seeds of globe flat sedge (Cyperus echinatus) in Lick Creek Park. College Station, Texas, August 4, 2021
 Sunflower (Helianthus annuus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Seeds of fragrant flatsedge (Cyperus odoratus) on a recent forest clearing in Lick Creek Park. College Station, Texas, August 1, 2021
 Seeds of many-spiked sedge (Cyperus polystachyos) on a recent forest clearing in Lick Creek Park. College Station, Texas, August 1, 2021
 Beetle of yellow petals of sunflower (Helianthus) in Bee Creek Park. College Station, Texas, August 5, 2021
 Sunflower bud on sewage line right of way in Lick Creek Park. College Station, Texas, August 23, 2020
 Sunflower on Deer Run Trail near a bridge in Lick Creek Park. College Station, Texas, August 28, 2008
 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
 Golden tickseed (Coreopsis tinctoria)(?) in Lick Creek Park. College Station, Texas, May 11, 2020
 Lanceleaf tickseed (Coreopsis lanceolata) on Butterfly Alley in Lick Creek Park. College Station, Texas, May 17, 2018
 Golden tickseed (Coreopsis tinctoria) on Butterfly Alley in Lick Creek Park. College Station, Texas, May 17, 2018
 Rosette of leaves of Coreopsis(?) or may be Bidens in Lick Creek Park. College Station, Texas, March 2, 2023
 Flowers of golden tickseed (Coreopsis tinctoria) on Butterfly Alley in Lick Creek Park. College Station, Texas, May 28, 2018
 Blooming golden tickseed (Coreopsis tinctoria) on Butterfly Alley in Lick Creek Park. College Station, Texas, May 28, 2018
 Golden tickseed (Coreopsis tinctoria) and roundhead rush (Juncus validus) on Butterfly Alley in Lick Creek Park. College Station, Texas, May 28, 2018
 Seeds of Wild Carrot (Daucus pusillus) in Lick Creek Park. College Station, Texas, August 17, 2010
 Seeds of Illinois bundleflower (Desmanthus illinoensis) in Lick Creek Park. College Station, Texas, September 6, 2021
 Ripe fruit of passion flower (Passiflora) with seeds taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Seeds of foxtail millet grass (Setaria italica) in Lick Creek Park. College Station, Texas, July 28, 2021
 Seeds inside opened fruit of passion flower (Passiflora) taken from Lick Creek Park. College Station, Texas, August 9, 2014
 Seeds of bunchy, or many-spiked sedge (Cyperus polystachyos) on a new cutting in Lick Creek Park. College Station, Texas, August 2, 2018
 Crown tickseed (Coreopsis nuecensoides) on Lick Creek Greenway Trail. College Station, Texas, April 23, 2024
 Fluffy seeds of Chinese silver grass (Miscanthus sinensis) in Butterfly Garden at Andy Anderson Arboretum in Bee Creek Park. College Station, Texas, August 5, 2021
 Crown tickseed flower (Coreopsis nuecensoides) at the end of Creagor Lane near Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Sunflower (Helianthus annuus) in Lick Creek Park. College Station, Texas, July 7, 2012
 Shoots of Maximilian sunflower(?) in Lick Creek Park. College Station, Texas, March 7, 2023
 Flowers of crown tickseed flower (Coreopsis nuecensoides) at the end of Creagor Lane near Lick Creek Greenway Trail. College Station, Texas, April 2, 2024
 Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Dry seeds of Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 5, 2023
 Sunflower (Helianthus) in the Gardens at Texas A and M University. College Station, Texas, August 10, 2021
 Blooming Maximilian sunflower (Helianthus maximiliani) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, August 25, 2021
 Seeds of sunflower in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, October 28, 2008
 Sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 21, 2008
 Some plant similar to sunflower on a sewage line right of way in Lick Creek Park. College Station, Texas, July 18, 2020
 Rosette of leaves of a plant of sunflower family in Lick Creek Park. College Station, Texas, March 2, 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
 Sunflower (Helianthus) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, August 11, 2021
 Ripening sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 6, 2008
 Ripening sunflower seeds in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, November 17, 2008
 Dry seeds in Lick Creek Park. College Station, Texas, November 30, 2012
 Some grass in Lick Creek Park. College Station, Texas, August 12, 2021
 Seeds of thistle in Lick Creek Park. College Station, Texas, July 15, 2014
 Dry seeds of Lyreleaf sage in Lick Creek Park. College Station, Texas, May 4, 2011
 Hawkweed seeds in Lick Creek Park. College Station, Texas, October 10, 2022
 Horseweed(?) with seeds in Lick Creek Park. College Station, Texas, October 10, 2022
 Seeds of Illinois bundleflower (Desmanthus illinoensis) in Bee Creek Park. College Station, Texas, August 22, 2019
 Red aphids on frostweed in Lick Creek Park. College Station, Texas, August 12, 2021
 Some orange shoot in Lick Creek Park. College Station, Texas, August 1, 2021
 Dry sedge-like plant with seeds in Lick Creek Park. College Station, Texas, September 8, 2023
 Seeds of cattail (Typha) in Lick Creek Park. College Station, Texas, September 29, 2022
 Ice crystals on frostweed seeds in Lick Creek Park. College Station, Texas, December 1, 2020
 Fluffy seeds of thistle (Cirsium) in Lick Creek Park. College Station, Texas, May 20, 2014
 Katydid on seeds of thistle in Lick Creek Park. College Station, Texas, July 15, 2014
 Dry seeds of some sedge-like plant in Lick Creek Park. College Station, Texas, September 8, 2023
 "Exploding" seeds of a thistle in Lick Creek Park. College Station, Texas, July 30, 2009
 Seeds of cattails (typha) in Lick Creek Park. College Station, Texas, October 3, 2008
 Dry seeds of flatsedge (Cyperus) in Lick Creek Park. College Station, Texas, September 8, 2023
 Shoot of sumpweed (Iva annua) in Lick Creek Park. College Station, Texas, August 4, 2021
 Leaves of sumpweed (Iva annua) in Lick Creek Park. College Station, Texas, August 4, 2021
 Vine Desmodium paniculatum in Lick Creek Park. College Station, Texas, August 4, 2021
 Rattlebush shoot (Sesbania) in Lick Creek Park. College Station, Texas, August 4, 2021
 Turkey s cap (Malvaviscus drummondii) in Lick Creek Park. College Station, Texas, August 1, 2021
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, August 1, 2021
 Partridge pea (Cassia fasciculata) in Lick Creek Park. College Station, Texas, August 9, 2021
 Flower of thistle (Cirsium) in Lick Creek Park. College Station, Texas, August 4, 2021
 Shoot of sumpweed (Iva annua) in Lick Creek Park. College Station, Texas, August 12, 2021
 Water primrose (Ludwigia) in Lick Creek Park. College Station, Texas, August 9, 2021
 Water primrose (Ludwigia) in Lick Creek Park. College Station, Texas, August 1, 2021
 Coffeeweed (Sesbania herbacea)(?) in Lick Creek Park. College Station, Texas, August 26, 2021
 Beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, August 4, 2021
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, August 26, 2021
 Young leaves of sycamore in Lick Creek Park. College Station, Texas, August 1, 2021
 Dry seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
 Seeds of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, June 22, 2022
 Seeds of Wild Carrot (Daucus pusillus) in Lick Creek Park. College Station, Texas, May 21, 2009
 Cranesbill (Geranium carolinianum) with seeds in Lick Creek Park. College Station, Texas, April 27, 2010
 Flower bracts of false dandelion, without seeds, in Lick Creek Park. College Station, Texas, May 15, 2009
 Seeds of Wild Carrot (Daucus pusillus) in Lick Creek Park. College Station, Texas, May 4, 2011
 Close up of "exploding" seeds of a thistle in Lick Creek Park. College Station, Texas, July 30, 2009
 Seeds of wild carrot (Daucus pusillus) in Lick Creek Park. College Station, Texas, May 22, 2012
 Seeds of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, April 27, 2010
 Fluffy seeds of cattail (Typha) in Lick Creek Park. College Station, Texas, October 10, 2022
 Dog fennel (Eupatorium capillifolium) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
 Underside of some young polypore mushroom in Lick Creek Park. College Station, Texas, August 9, 2021
 Many-spiked sedge (Cyperus polystachyos) in Lick Creek Park. College Station, Texas, August 12, 2021
 Some narrow-leaf spurge (Euphorbia) in Lick Creek Park. College Station, Texas, August 12, 2021
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