![](../../pictures/archives/compress/2021/3027/jpeg/20t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
![](../../pictures/archives/compress/2012/1106/jpeg/02t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 16, 2012
![](../../pictures/archives/compress/2021/3027/jpeg/29t.jpg) Blooming mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
![](../../pictures/archives/compress/2021/3027/jpeg/30t.jpg) Inflorescence of mistflower (Eupatorium coelestinum, Wild ageratum) in Lick Creek Park. College Station, Texas, September 22, 2021
![](../../pictures/archives/compress/2008/675/jpeg/24t.jpg) Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2008/680/jpeg/03t.jpg) Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, October 19, 2008
![](../../pictures/archives/compress/2019/2566/jpeg/13t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
![](../../pictures/archives/compress/2009/794/jpeg/08t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
![](../../pictures/archives/compress/2021/3019/jpeg/30t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2021/3019/jpeg/13t.jpg) Mistflower (Eupatorium coelestinum, wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2021/3028/jpeg/03t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 23, 2021
![](../../pictures/archives/compress/2009/794/jpeg/12t.jpg) Blue flowers of mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
![](../../pictures/archives/compress/2021/3019/jpeg/14t.jpg) Blooming mistflower (Eupatorium coelestinum, wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
![](../../pictures/archives/compress/2010/893/jpeg/18t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
![](../../pictures/archives/compress/2018/2380/jpeg/04t.jpg) Mistflower (wild ageratum, Eupatorium) in Lick Creek Park. College Station, Texas, October 12, 2018
![](../../pictures/archives/compress/2008/675/jpeg/23t.jpg) Mistflower (blue boneset, Eupatorium coelestinum) in dew in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2021/3002/jpeg/36t.jpg) Mistflower (Eupatorium coelestinum, Wild ageratum) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
![](../../pictures/archives/compress/2008/675/jpeg/19t.jpg) Mistflower (blue boneset, Conoclinium coelestinum, Eupatorium) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2012/1110/jpeg/24t.jpg) Mistflower (blue boneset, Conoclinium coelestinum, Eupatorium) in Lick Creek Park. College Station, Texas, October 11, 2012
![](../../pictures/archives/compress/2008/656/jpeg/03t.jpg) Mistflower (Eupatorium coelestinum) on Prairie Trail in Brazos Bend State Park. Needville, Texas, July 4, 2008
![](../../pictures/archives/compress/2020/2751/jpeg/08t.jpg) Mistflower (wild ageratum, Eupatorium) in a ditch at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 9, 2020
![](../../pictures/archives/compress/2008/664/jpeg/18t.jpg) Mistflower (Eupatorium coelestinum) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
![](../../pictures/archives/compress/2008/661/jpeg/17t.jpg) Mistflower (Eupatorium coelestinum) in Ladybird Johnson Wildflower Center. Austin, Texas, July 26, 2008
![](../../pictures/archives/compress/2008/676/jpeg/17t.jpg) White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Iron Bridge Trail in Lick Creek Park. College Station, Texas, October 3, 2008
![](../../pictures/archives/compress/2023/3383/jpeg/10t.jpg) Mistflower (ageratum, Eupatorium) in Antique Rose Emporium. Independence, Texas, April 13, 2023
![](../../pictures/archives/compress/2022/3253/jpeg/03t.jpg) Mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
![](../../pictures/archives/compress/2022/3253/jpeg/31t.jpg) Mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
![](../../pictures/archives/compress/2022/3253/jpeg/18t.jpg) Blooming mistflower (Eupatorium coelestinum) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
![](../../pictures/archives/compress/2022/3257/jpeg/10t.jpg) Mistflower (Eupatorium coelestinum) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
![](../../pictures/archives/compress/2022/3257/jpeg/12t.jpg) Blooming mistflower (Eupatorium coelestinum) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
![](../../pictures/archives/compress/2022/3256/jpeg/13t.jpg) 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
![](../../pictures/archives/compress/2022/3256/jpeg/14t.jpg) 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
![](../../pictures/archives/compress/2024/3632/jpeg/08t.jpg) White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) 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, October 16, 2024
![](../../pictures/archives/compress/2008/679/jpeg/26t.jpg) White mistflower (Ageratina havanensis, Havana snakeroot) with a caterpillar in Lick Creek Park. College Station, Texas, October 19, 2008
![](../../pictures/archives/compress/2008/662/jpeg/07t.jpg) Late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, July 30, 2008
![](../../pictures/archives/compress/2008/623/jpeg/05t.jpg) Flowers of wild onion in Lick Creek Park. College Station, Texas, March 27, 2008
![](../../pictures/archives/compress/2008/651/jpeg/17t.jpg) Seeds of Wild Carrot (Daucus pusillus) in Lick Creek Park. College Station, June 14, 2008
![](../../pictures/archives/compress/2008/626/jpeg/02t.jpg) Flowers of wild garlic in Lick Creek Park, on Post Oak Trail. College Station, Texas, March 31, 2008
![](../../pictures/archives/compress/2008/668/jpeg/25t.jpg) Fleabane (Ageratum aromaticum(?)) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, September 11, 2008
![](../../pictures/archives/compress/2023/3416/jpeg/06t.jpg) Blooming late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, September 13, 2023
![](../../pictures/archives/compress/2008/634/jpeg/10t.jpg) Drummond wild onion (Allium drummondii) in dew near Post Oak Trail in Lick Creek Park. College Station, Texas, April 20, 2008
![](../../pictures/archives/compress/2008/634/jpeg/05t.jpg) Drummond wild onion (Allium drummondii) near Post Oak Trail in Lick Creek Park. College Station, Texas, April 20, 2008
![](../../pictures/archives/compress/2021/3019/jpeg/03t.jpg) Jagged ambush bug (Phymata) on late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, September 6, 2021
![](../../pictures/archives/compress/2023/3413/jpeg/13t.jpg) Dry seeds of Canada wild rye (Elymus canadensis)(?) in Lick Creek Park. College Station, Texas, September 8, 2023
![](../../pictures/archives/compress/2012/1101/jpeg/14t.jpg) White gaura (wild honeysuckle, bee blossom) in Lick Creek Park. College Station, Texas, September 1, 2012
![](../../pictures/archives/compress/2020/2820/jpeg/01t.jpg) Dog fennel (Eupatorium capillifolium) with seeds in Lick Creek Park. College Station, Texas, November 22, 2020
![](../../pictures/archives/compress/2020/2820/jpeg/03t.jpg) Dry seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
![](../../pictures/archives/compress/2023/3422/jpeg/06t.jpg) Shrubby boneset (white mistflower, Ageratina havanensis) on Yaupon Loop Trail in Lick Creek Park. College Station, Texas, November 9, 2023
![](../../pictures/archives/compress/2022/3129/jpeg/14t.jpg) Shoots of dog fennel (Eupatorium capillifolium) on a pipeline right-of-way in Lick Creek Park. College Station, Texas, April 11, 2022
![](../../pictures/archives/compress/2021/2999/jpeg/25t.jpg) Late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, August 4, 2021
![](../../pictures/archives/compress/2020/2820/jpeg/02t.jpg) Fluffy seeds of dog fennel (Eupatorium capillifolium) in Lick Creek Park. College Station, Texas, November 22, 2020
![](../../pictures/archives/compress/2020/2758/jpeg/07t.jpg) Late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2014/1474/jpeg/07t.jpg) Late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, August 3, 2014
![](../../pictures/archives/compress/2021/2906/jpeg/14t.jpg) Shoot of dog fennel (Eupatorium capillifolium) on a pipeline right-of-way in Lick Creek Park. College Station, Texas, April 12, 2021
![](../../pictures/archives/compress/2012/1111/jpeg/11t.jpg) Mistflower (Eupatorium) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, October 14, 2012
![](../../pictures/archives/compress/2020/2820/jpeg/07t.jpg) Seeds of late-flowering boneset (Eupatorium serotinum)(?) in Lick Creek Park. College Station, Texas, November 22, 2020
![](../../pictures/archives/compress/2020/2828/jpeg/15t.jpg) Dry plants of dog fennel (Eupatorium capillifolium) on a forest clearing in Lick Creek Park. College Station, Texas, December 11, 2020
![](../../pictures/archives/compress/2020/2828/jpeg/16t.jpg) Dry seeds of dog fennel (Eupatorium capillifolium) on a forest clearing in Lick Creek Park. College Station, Texas, December 11, 2020
![](../../pictures/archives/compress/2021/3012/jpeg/29t.jpg) Late-flowering boneset (Eupatorium serotinum) on sewage line right-of-way in Lick Creek Park. College Station, Texas, August 26, 2021
![](../../pictures/archives/compress/2020/2739/jpeg/09t.jpg) Late-flowering boneset (Eupatorium serotinum) on a sewage line right of way in Lick Creek Park. College Station, Texas, July 18, 2020
![](../../pictures/archives/compress/2009/800/jpeg/09t.jpg) 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
![](../../pictures/archives/compress/2022/3153/jpeg/26t.jpg) Spores of rust fungus Coleosporium steviae(?) from Eupatorium serotinum under a microscope, collected in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2009/788/jpeg/14t.jpg) Green lynx spider on Late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, August 26, 2009
![](../../pictures/archives/compress/2022/3153/jpeg/27t.jpg) Various spores of rust fungus Coleosporium steviae(?) from Eupatorium serotinum under a microscope, collected in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2022/3153/jpeg/25t.jpg) Tissues and spores of rust fungus Coleosporium steviae(?) from Eupatorium serotinum collected in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2024/3631/jpeg/26t.jpg) Blooming dog fennel (Eupatorium capillifolium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 13, 2024
![](../../pictures/archives/compress/2010/895/jpeg/19t.jpg) Whitebanded Crab Spider (Misumenoides formosipes) on yankeeweed (Eupatorium compositifolium) in Lick Creek Park. College Station, Texas, October 29, 2010
![](../../pictures/archives/compress/2020/2758/jpeg/12t.jpg) Blooming late-flowering boneset (Eupatorium serotinum) on sewage line right of way in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2010/895/jpeg/17t.jpg) Spot-sided coreid bug (Hypselonotus punctiventris) on yankeeweed (Eupatorium compositifolium) in Lick Creek Park. College Station, Texas, October 29, 2010
![](../../pictures/archives/compress/2009/800/jpeg/08t.jpg) 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
![](../../pictures/archives/compress/2024/3634/jpeg/02t.jpg) Dog fennel (Eupatorium capillifolium) 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, October 22, 2024
![](../../pictures/archives/compress/2020/2758/jpeg/14t.jpg) White flowers late-flowering boneset (Eupatorium serotinum) on sewage line right of way in Lick Creek Park. College Station, Texas, August 23, 2020
![](../../pictures/archives/compress/2024/3631/jpeg/25t.jpg) Dog fennel (Eupatorium capillifolium) 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, October 13, 2024
![](../../pictures/archives/compress/2008/673/jpeg/17t.jpg) Boneset on sewage line right of way in Lick Creek Park. College Station, Texas, September 23, 2008
![](../../pictures/archives/compress/2008/669/jpeg/16t.jpg) Water primrose (Ludwigia) in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/669/jpeg/11t.jpg) Potato-weed (solanum) in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/669/jpeg/17t.jpg) Buttonweed (Diodea virginiana) in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/670/jpeg/24t.jpg) Sneezeweed (bitterweed, Helenium amarum) in Lick Creek Park. College Station, September 17, 2008
![](../../pictures/archives/compress/2022/3153/jpeg/19t.jpg) Rust fungus Coleosporium steviae(?) on underside of a leaf of late-flowering boneset (Eupatorium serotinum) in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2022/3153/jpeg/17t.jpg) Late-flowering boneset (Eupatorium serotinum) with rust fungus Coleosporium steviae(?) on a pipeline clearing in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2010/895/jpeg/18t.jpg) Ventral view of Whitebanded Crab Spider (Misumenoides formosipes) on yankeeweed (Eupatorium compositifolium) in Lick Creek Park. College Station, Texas, October 29, 2010
![](../../pictures/archives/compress/2010/895/jpeg/16t.jpg) Spotted cucumber beetle (Diabrotica undecimpunctata) on masses of flowers of yankeeweed (Eupatorium compositifolium) in Lick Creek Park. College Station, Texas, October 29, 2010
![](../../pictures/archives/compress/2024/3633/jpeg/10t.jpg) White mistflower (Havana snakeroot, Ageratina havanensis, Eupatorium havanense) on Richards Loop Trail in Sam Houston National Forest. Texas, October 20, 2024
![](../../pictures/archives/compress/2008/675/jpeg/12t.jpg) Blue flowers of bastard pennyroyal in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2008/673/jpeg/16t.jpg) Bastard pennyroyal on sewage line right of way in Lick Creek Park. College Station, Texas, September 23, 2008
![](../../pictures/archives/compress/2008/675/jpeg/18t.jpg) Ragweed (Ambrosia) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2008/669/jpeg/14t.jpg) Sneezeweed (bitterweed, Helenium amarum) in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/669/jpeg/24t.jpg) Iron bridge in Lick Creek Park during a tropical storm "Ike". College Station, Texas, September 13, 2008
![](../../pictures/archives/compress/2008/671/jpeg/02t.jpg) Sycamore fruit ball in Lick Creek Park, on Racoon Run Trail. College Station, September 17, 2008
![](../../pictures/archives/compress/2008/671/jpeg/01t.jpg) Ventral view of a spider in Lick Creek Park, on Racoon Run Trail. College Station, September 17, 2008
![](../../pictures/archives/compress/2008/670/jpeg/26t.jpg) Turkey s cap (Malvaviscus drummondii) in Lick Creek Park, on Racoon Run Trail. College Station, September 17, 2008
![](../../pictures/archives/compress/2022/3153/jpeg/18t.jpg) Rust fungus Coleosporium steviae(?) on leaves of late-flowering boneset (Eupatorium serotinum) on a pipeline clearing in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2008/669/jpeg/09t.jpg) Love bugs (Plecia) on boneset flower in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/670/jpeg/25t.jpg) Bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park, on sewage line right of way. College Station, September 17, 2008
![](../../pictures/archives/compress/2008/669/jpeg/25t.jpg) Deer Run Trail in Lick Creek Park during last rain bands of a tropical storm "Ike". College Station, Texas, September 13, 2008
![](../../pictures/archives/compress/2008/675/jpeg/13t.jpg) Opened flower of sneezeweed (bitterweed, Helenium amarum) in dew in Lick Creek Park. College Station, Texas, September 30, 2008
![](../../pictures/archives/compress/2008/673/jpeg/18t.jpg) Ipomoea cordatotriloba (Morning Glory) on sewage line right of way in Lick Creek Park. College Station, Texas, September 23, 2008
![](../../pictures/archives/compress/2008/669/jpeg/07t.jpg) St. Andrew cross flower on Iron Bridge Trail in Lick Creek Park. College Station, Texas, September 12, 2008
![](../../pictures/archives/compress/2008/675/jpeg/22t.jpg) Western ironweed (Vernonia baldwini) on Deer Run Trail in Lick Creek Park. College Station, Texas, September 30, 2008
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