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820-25. 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, 2010Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 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  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. Petals of "frost-flowers" are easily melted and are usually visible in the early morning or in shaded areas. College Station, Texas, January 9, 2010  Frostweed (Verbesina virginica) on sewer line right of way in Lick Creek Park. At the first hard freeze, even though the plant has gone to seed and looks dead, the roots are still active. The sap freezes, splits open the stem and forms these "frost-flowers". College Station, Texas, January 9, 2010  Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frothy texture of frozen sap extruded from stem looks like cotton candy. College Station, Texas, January 9, 2010  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) 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  Frostweed (Verbesina virginica) after hard freeze on sewer line right of way 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. Layers of ice are formed into exquisite patterns that curl into "petals" that resemble flowers. College Station, Texas, January 9, 2010  Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Thin layers of ice are often formed into exquisite patterns that curl into "petals" that resemble flowers. College Station, Texas, January 9, 2010  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  Inflated stems of frostweed (Verbesina virginica) at cold morning in Lick Creek Park. College Station, Texas, January 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, August 26, 2021  Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 26, 2022  Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 20, 2020  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  Flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 11, 2013  Ice flowers on frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, December 1, 2020  Flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 20, 2020  Dry plant of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 13, 2023  Dry leaves of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 8, 2023  Frostweed (Verbesina virginica) with aphids in Lick Creek Park. College Station, Texas, July 15, 2014  Dry plants of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 8, 2023  Crab spider on frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 22, 2021  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  Frostweed (Verbesina virginica) with black aphids in Lick Creek Park. College Station, Texas, June 9, 2019  Bumblebee on flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 23, 2013  Frostweed (Verbesina virginica) on Post Oak Trail in Lick Creek Park. College Station, Texas, September 7, 2009  Red and black aphids on a plant of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, August 12, 2021  Black aphids on leaves of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, June 3, 2022  Frost-weed (Verbesina virginica) on Iron Bridge Trail 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, December 1, 2020  White flowers of frostweed (Verbesina virginica) on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 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  Frostweed (Verbesina virginica) at frosty morning on a pipeline forest cutting in Lick Creek Park. College Station, Texas, December 1, 2020  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) 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  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) on Park Hudson Trail. College Station, Texas, August 6, 2014  Spores of a rust fungus Coleosporium viguierae(?) (under a microscope, in Lugol solution) found on leaves of frostweed (Verbesina virginica) on a pipeline right of way in Lick Creek Park a day before. College Station, Texas, August 18, 2022  Frostweed (Verbesina virginica) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, September 23, 2024  Frostweed (Verbesina virginica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 17, 2019  Shoot of frostweed (Verbesina virginica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, April 3, 2022  Crab spider on frostweed (Verbesina virginica) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 31, 2021  Frostweed (Verbesina virginica) with an ant on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020  Wrinkled berries of beautyberry damaged by frost in Lick Creek Park. College Station, Texas, October 24, 2010  Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 19, 2010  Frost rimmed red leaf of oak in Lick Creek Park. College Station, Texas, January 17, 2013  Ice flowers on frostweed in Lick Creek Park. College Station, Texas, January 3, 2022  Frost rimmed back lit oak leaf in Lick Creek Park. College Station, Texas, January 17, 2013  Frost on berries of greenbrier (Smilax) in Lick Creek Park. College Station, Texas, January 17, 2013  Morning frost on small plants in Lick Creek Park. College Station, Texas, January 10, 2024  Morning frost on farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost covered farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Ice crystals on a frostweed stems at morning in Lick Creek Park. College Station, Texas, January 3, 2022  Frost on Southern wax myrtle (Bayberry, Myrica cerifera) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost rimmed orange leaves of greenbrier (Smilax) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost covered orange leaf of greenbrier (Smilax) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost rimmed leaves of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Young puffball mushrooms Lycoperdon curtisii together with Nostoc on a sewer line right of way in Lick Creek Park. College Station, Texas, January 10, 2024  Back lit frost rimmed leaves of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost rimmed orange leaves of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Frost rimmed orange leaf of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  Curly ice crystals grown on frostweed after hard freeze in Lick Creek Park. College Station, Texas, January 3, 2022  Frost rimmed brilliant orange leaf of farkleberry (Vaccinium arboreum) in Lick Creek Park. College Station, Texas, January 17, 2013  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  Shoot of frostweed in Lick Creek Park. College Station, Texas, March 10, 2023  Ice flowers on frostweed in Lick Creek Park. College Station, Texas, December 1, 2020  Ice flowers on frostweed in Lick Creek Park. College Station, Texas, February 5, 2022  Rime frost on grass blades in Lick Creek Park. College Station, Texas, February 5, 2022  Frost covered grass leaves near the creek in Bee Creek Park. College Station, Texas, January 4, 2022  Leaf of giant ragweed(?) with frost near the creek in Bee Creek Park. College Station, Texas, January 4, 2022  Details of ice flowers on frostweed in Lick Creek Park. College Station, Texas, December 1, 2020  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  Ice crystals on frostweed seeds in Lick Creek Park. College Station, Texas, December 1, 2020  Frostweed stem with ice crystals 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  Laughing gym (spectacular rustgill, Gymnopilus spectabilis, Gymnopilus junonius)(?) mushrooms damaged by frost at a tree base near Racoon Run Trail in Lick Creek Park. College Station, Texas, January 4, 2011  Spiky comb-like rime frost on the ground in Lick Creek Park. College Station, Texas, February 5, 2022  Leaves of curly dock (Rumex crispus) with frost near the creek in Bee Creek Park. College Station, Texas, January 4, 2022  Texture of ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020  Frostweed and a thistle on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 17, 2013  Black and red bug on frostweed on Raccoon Run Trail in Lick Creek Park. College Station, Texas, August 23, 2020  Hairy ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020  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  Close-up of ice crystals on a frostweed stem in Lick Creek Park. College Station, Texas, December 1, 2020  Orange fruits in Jennings Crabapple Collection in F. R. Newman Arboretum after heavy frost. Ithaca, New York, November 25, 2005 |