 Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Mistflower (Eupatorium coelestinum, wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Blue flowers of mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
 Blooming mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
 Mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
 Inflorescence of mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
 Blooming mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 12, 2008
 Mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 16, 2012
 Mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Mistflower (Eupatorium coelestinum) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Blooming mistflower (Eupatorium coelestinum) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, September 30, 2008
 Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, October 12, 2018
 Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, October 19, 2008
 Blooming mistflower (Eupatorium coelestinum) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Mistflower (Eupatorium coelestinum) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Mistflower (blue boneset, Conoclinium coelestinum, Eupatorium) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
 White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Mistflower (wild ageratum, Eupatorium) in a ditch at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 9, 2020
 Mistflower (blue boneset, Eupatorium coelestinum) in dew in Lick Creek Park. College Station, Texas, September 30, 2008
 Mistflower (Eupatorium coelestinum) near Pole Creek on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, October 6, 2022
 Mistflower (Eupatorium coelestinum) on Prairie Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
 Mistflower (ageratum, Eupatorium) in Antique Rose Emporium. Independence, Texas, April 13, 2023
 Mistflower (Eupatorium coelestinum) in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
 Blooming southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Mistflower (blue boneset, Conoclinium coelestinum, Eupatorium) in Lick Creek Park. College Station, Texas, October 11, 2012
 Blooming hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Late-flowering boneset (Eupatorium serotinum) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Wild Morning Glory (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Wild Morning Glory (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Dry seeds of boneset (Eupatorium) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Blooming gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Blooming white mistflower (Ageratina havanensis, Havana snakeroot) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 15, 2022
 Red-banded Hairstreak (Calycopis cecrops) butterfly on white mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Caney Creek Trail in Sam Houston National Forest, near Huntsville. Texas, October 18, 2009
 Common boneset (Eupatorium perfoliatum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Blooming butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Blooming butterfly pea (Centrosema virginianum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Little wood satyr butterfly, Hermeuptychia (Euptychia) hermes, on white mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Caney Creek Trail in Sam Houston National Forest, near Huntsville. Texas, October 18, 2009
 Blooming gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, September 16, 2023
 Inflorescence of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Ants on southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Yankeeweed (coastal dog fennel, Eupatorium compositifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, October 18, 2022
 Late-flowering boneset (Eupatorium serotinum) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Blooming elephant foot (Elephantopus carolinianus) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Blooming blazing star (Liatris, gayfeather) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Blooming elephant foot (Elephantopus carolinianus) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Wild petunia (Ruellia caroliniensis(?)) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Texas, September 21, 2024
 Ants on flowers of southern wild senna (Senna marilandica, Cassia) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Fluffy seeds of dog fennel (Eupatorium capillifolium) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Seeds of late-flowering boneset (Eupatorium serotinum)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
 Felty shoot of common boneset (Eupatorium perfoliatum) on Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Blooming narrow-leaf gayfeather (Liatris mucronata(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, July 29, 2021
 Blooming St. Peter s-wort (Hypericum crux-andreae) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Blooming spurge Euphorbia corollata on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Late blooming black eyed susan flower (Rudbeckia hirta) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, December 9, 2021
 Blooming elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) on Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Blooming mountain mint (Pycnanthemum tenuifolium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest near Montgomery. Texas, September 6, 2024
 Wild lettuce (Lactuca floridana) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Canada wild rye (Elymus canadensis)(?) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Drummond wild onion (Allium drummondii) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
 Hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Baptisia nuttalliana (Nuttall s wild indigo) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2022
 Spikes of Canada wild rye (Elymus canadensis)(?) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Palafoxia rosea on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Fruit of Nuttall s wild indigo (Baptisia nuttalliana) at Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
 Flowers of Drummond wild onion (Allium drummondii) on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Flower of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Flowers of hairy wild petunia (Ruellia humilis) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Beautyberry (callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flowers of Palafoxia rosea on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Caterpillar munching leaf of an oak on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Green lynx spider on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Water-primrose (Ludwigia) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Yellow-bellied grasshopper on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Black hairy caterpillar on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Wild potato vine (Ipomoea pandurata) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, June 15, 2019
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flowering spurge Euphorbia corollata on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Baby caterpillars eating oak leaves on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Fruits of beautyberry (callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Flowering spurge (Euphorbia corollata) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Sensitive brier (Schrankia uncinata)(?) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
 Wild Morning Glory (Ipomoea cordatotriloba) flower in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Blooming blackberry on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
 Blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
 Blooming hawthorn on Richards Loop Trail in Sam Houston National Forest. Texas, April 9, 2022
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