 Frostweed stem with ice crystals in Lick Creek Park. College Station, Texas, December 1, 2020
 Close-up of ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020
 Hairy ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020
 Texture of ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020
 Broken stem of frostweed exposing ice crystals in Lick Creek Park. College Station, Texas, December 1, 2020
 Inflating stem of frostweed showing fluffy crystals of ice in Lick Creek Park. College Station, Texas, December 1, 2020
 Feathery ice crystals on frostweed in Lick Creek Park. College Station, Texas, February 5, 2022
 Ice crystals on a frostweed stems at morning in Lick Creek Park. College Station, Texas, January 3, 2022
 Curly ice crystals grown on frostweed after hard freeze in Lick Creek Park. College Station, Texas, January 3, 2022
 Curly ice crystals grown on frostweed after hard freeze in Lick Creek Park. College Station, Texas, November 13, 2019
 Ice flowers on frostweed in Lick Creek Park. College Station, Texas, December 1, 2020
 Details of ice flowers on frostweed in Lick Creek Park. College Station, Texas, December 1, 2020
 Ice flowers on frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, December 1, 2020
 Yaupon holly with ice crystals at morning in Lick Creek Park. College Station, Texas, December 1, 2020
 Ice crystals on elm leaves at cold morning in Lick Creek Park. College Station, Texas, December 1, 2020
 Cracked stem of frostweed after a cold morning in Lick Creek Park. College Station, Texas, December 1, 2020
 Inflated stems of frostweed (Verbesina virginica) at cold morning in Lick Creek Park. College Station, Texas, December 1, 2020
 Frostweed (Verbesina virginica) at frosty morning on a pipeline forest cutting in Lick Creek Park. College Station, Texas, December 1, 2020
 Chineese tallow and hairawn muhly grass with frost crystals near Nature Center in Lick Creek Park. College Station, Texas, December 1, 2020
 Dry seeds of dog fennel (Eupatorium capillifolium) on a forest clearing in Lick Creek Park. College Station, Texas, December 11, 2020
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 20, 2020
 Black and red bug on frostweed on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020
 Flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 20, 2020
 Red aphids on a shoot of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, July 18, 2020
 Frostweed (Verbesina virginica) with a love bug (Plecia) in Lick Creek Park. College Station, Texas, September 20, 2020
 White flowers of frostweed (Verbesina virginica) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020
 Frostweed (Verbesina virginica) on sewer line right of way in Lick Creek Park. After a heavy frost at night frostweed shows its ribbons of frost (as in ribbon candy). College Station, Texas, January 9, 2010
 Ice crystals on grass at frosty morning on a lawn at Lick Creek Greenway Trail. College Station, Texas, December 30, 2023
 Ice crystals at cold morning on green leaves on a lawn on Lick Creek Greenway Trail. College Station, Texas, December 11, 2023
 Dry seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
 Dog fennel (Eupatorium capillifolium) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
 Bushy bluestem (Andropogon glomeratus) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
 Fluffy seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
 Seeds of late-flowering boneset (Eupatorium serotinum)(?) in Lick Creek Park. College Station, Texas, November 22, 2020
 Close-up of seeds of bushy bluestem (Andropogon glomeratus) in Lick Creek Park. College Station, Texas, November 22, 2020
 Ice flowers on frostweed in Lick Creek Park. College Station, Texas, February 5, 2022
 Frostweed leaves in Lick Creek Park. College Station, Texas, June 10, 2012
 Red aphids on frostweed in Lick Creek Park. College Station, Texas, August 12, 2021
 Ice flowers on frostweed in Lick Creek Park. College Station, Texas, January 3, 2022
 Shoot of frostweed in Lick Creek Park. College Station, Texas, March 10, 2023
 Seeds of hooded windmill grass (Chloris cucullata(?)) on a sewage line right of way in Lick Creek Park. College Station, Texas, July 18, 2020
 Seeds of summer-blooming thistle (Cirsium engelmannii) near Raccoon Run Trail in Lick Creek Park. College Station, Texas, July 22, 2020
 Seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, December 14, 2012
 Some plants with ice crystals in Lick Creek Park. College Station, Texas, January 10, 2024
 Young leaves of frostweed in Lick Creek Park. College Station, Texas, March 16, 2023
 Red aphids on a leaf of frostweed in Lick Creek Park. College Station, Texas, July 15, 2014
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, August 26, 2021
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 22, 2021
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 3, 2022
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 11, 2013
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 24, 2012
 Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 26, 2022
 Fluffy seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, October 15, 2020
 Close-up of seeds of hooded windmill grass (Chloris cucullata(?)) on a sewage line right of way in Lick Creek Park. College Station, Texas, July 18, 2020
 Fluffy seeds of salt-marsh fleabane (Pluchea odorata) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, December 14, 2012
 Black and red aphids on a leaf of frostweed in Lick Creek Park. College Station, Texas, July 15, 2014
 Exoskeleton of a molted cicada on frostweed in Lick Creek Park. College Station, Texas, July 24, 2013
 Frostweed and a thistle on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 17, 2013
 Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 19, 2010
 Dry leaves of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 8, 2023
 Dry plants of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 8, 2023
 Flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 11, 2013
 Frostweed (Verbesina virginica) with aphids in Lick Creek Park. College Station, Texas, July 15, 2014
 Dry plant of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 13, 2023
 Spiky comb-like ice crystals on the ground in Lick Creek Park. College Station, Texas, February 5, 2022
 Ice crystals on berries of yaupon holly in Lick Creek Park. College Station, Texas, January 17, 2013
 Frostweed (Verbesina virginica) on Post Oak Trail in Lick Creek Park. College Station, Texas, September 7, 2009
 Frostweed (Verbesina virginica) with black aphids in Lick Creek Park. College Station, Texas, June 9, 2019
 Frostweed (Verbesina virginica) at frosty morning in Lick Creek Park. College Station, Texas, January 3, 2022
 Frostweed (Verbesina virginica) after hard freeze in Lick Creek Park. College Station, Texas, January 10, 2024
 Frostweed (Verbesina virginica) after hard freeze in Lick Creek Park. College Station, Texas, January 3, 2022
 Crab spider on frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 22, 2021
 Bumblebee on flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 23, 2013
 Ice crystals on common chickweed (Stellaria media) in Lick Creek Park. College Station, Texas, January 10, 2024
 Red and black aphids on a plant of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, August 12, 2021
 Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 3, 2008
 Black aphids on leaves of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, June 3, 2022
 Black seeds and crystals for sale in spice section in Souq Waqif (Old Market). Doha, Qatar, December 23, 2014
 Ice crystals on leaves of yaupon holly (Ilex vomitoria) in Lick Creek Park. College Station, Texas, January 17, 2013
 Ice crystals on Southern wax myrtle (Bayberry, Myrica cerifera) in Lick Creek Park. College Station, Texas, January 17, 2013
 Red-banded Hairstreak (Calycopis cecrops) butterfly on a frostweed flower in Lick Creek Park. College Station, Texas, September 12, 2008
 Dusky-Blue Groundstreak (Calycopis isobeon) butterfly on frostweed in Lick Creek Park. College Station, Texas, September 12, 2008
 Inflated stems of frostweed (Verbesina virginica) at cold morning in Lick Creek Park. College Station, Texas, January 3, 2022
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. College Station, Texas, January 3, 2022
 Fluffy seeds of Paraguayan windmillgrass (Chloris canterai) or may be Chloris verticillata on a sewage line right of way in Lick Creek Park. College Station, Texas, July 18, 2020
 Flowers of frostweed (Verbesina virginica) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 15, 2009
 Stink bug nymph (Euschistus) on a seed head of frostweed in Lick Creek Park, on Iron Bridge Trail. College Station, Texas, October 19, 2008
 Frostweed (Verbesina virginica) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 9, 2024
 Frostweed (Verbesina virginica) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Yellow leaves of frostweed (Verbesina virginica) with a rust fungus Coleosporium viguierae(?) on a pipeline right of way in Lick Creek Park. College Station, Texas, August 19, 2022
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frozen sap extruded from stem. College Station, Texas, January 9, 2010
 Frostweed (Verbesina virginica) with yellow and brown leaves with a rust fungus Coleosporium viguierae(?) on a pipeline right of way in Lick Creek Park. College Station, Texas, August 19, 2022
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frost ribbons sprouting from young plants. College Station, Texas, January 9, 2010
 Grasses in dew in Lick Creek Park. College Station, Texas, December 6, 2020
 Spores of a rust fungus Coleosporium viguierae(?) (under a microscope, in KOH solution) found on leaves of frostweed (Verbesina virginica) from a pipeline right of way in Lick Creek Park a day before. College Station, Texas, August 18, 2022
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Petals of frost flowers are very delicate and will break when touched. College Station, Texas, January 9, 2010
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. The stems split and exude sap that freezes into fascinating shapes. College Station, Texas, January 9, 2010
 Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Sap within its stalks bursts forth to form icy formations along its lower stems. College Station, Texas, January 9, 2010
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