 Downy lobelia (Purple dewdrop, Lobelia puberula) 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, August 24, 2024
 Blue flower of downy lobelia (Purple dewdrop, Lobelia puberula) in Sam Houston National Forest, on Little Lake Creek Loop Trail. Richards, Texas, August 10, 2008
 Green lynx spider preying on a skipper butterfly on Purple dewdrop (downy lobelia, Lobelia puberula) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Downy lobelia (Purple dewdrop, Lobelia puberula) in Lick Creek Park. College Station, Texas, August 2, 2018
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Flowers of purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Green lynx spider on purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, August 28, 2021
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, September 25, 2020
 Flowers of purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Close-up of purple dewdrop (Lobelia puberula) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 21, 2019
 Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 30, 2018
 Purple dewdrop (Lobelia puberula) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
 Flowers of purple dewdrop (Lobelia puberula) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, October 2, 2010
 Purple dewdrop (Lobelia puberula) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, August 11, 2019
 Green lynx spider preying on a skipper butterfly on Purple dewdrop (Lobelia puberula) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Close up of a green lynx spider preying on a skipper butterfly on Purple dewdrop (Lobelia puberula) in Little Lake Creek Loop Trail in Sam Houston National Forest. Richards, Texas, September 26, 2009
 Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest. Huntsville, Texas, September 14, 2008
 Blue flower of Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest. Texas, November 1, 2008
 Purple dewdrop (Lobelia puberula) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Blooming purple dewdrop (Lobelia puberula) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Purple dewdrop (Lobelia puberula) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Flowers of purple dewdrop (Lobelia puberula) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Blue flower of Purple dewdrop (Lobelia puberula) on Little Lake Creek Loop Trail in Sam Houston National Forest, with 2 short ear-like upper petals and 3 broad wedge-shaped lower petals. Huntsville, Texas, September 14, 2008
 Brown skipper butterfly together with a spider on purple dewdrop (Lobelia puberula) on Lone Star Hiking Trail east from Trailhead 3 in Sam Houston National Forest near Montgomery. Texas, October 9, 2022
 Purple dewdrop (Lobelia puberula) in Lick Creek Park. College Station, Texas, October 17, 2010
 Purple dewdrop (Lobelia puberula) in Watson Rare Native Plant Preserve. Warren, Texas, November 9, 2013
 Flower of purple dewdrop (Lobelia puberula) in Watson Rare Native Plant Preserve. Warren, Texas, November 9, 2013
 Edging lobelia (Lobelia erinus) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, April 10, 2010
 Cardinal flower (Lobelia cardinalis) on floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, August 31, 2019
 Cardinal flower (Lobelia cardinalis) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight collected on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 13, 2024
 Edging Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Edging Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Dwarf Annual Lobelia (Lobelia erinus) planted in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, February 16, 2016
 Edging Lobelia (Lobelia erinus) growing as ornamental plant in a park at Al Rafiei Street in Onaiza area. Doha, Qatar, March 13, 2016
 Flower of Berlandier s lobelia (Lobelia berlandieri)(?) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, June 7, 2008
 Downy conecap mushroom (Conocybe subpubescens(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Underside of a downy conecap mushroom (Conocybe subpubescens(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Morning Glory (purple bindweed, Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Cardinal flower (Lobelia cardinalis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, October 23, 2022
 Cardinal flower (Lobelia cardinalis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 26, 2020
 Side view of a downy conecap mushroom (Conocybe subpubescens(?)) on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Back lit cardinal flower (Lobelia cardinalis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2019
 Cardinal flower (Lobelia cardinalis) on floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 11, 2020
 Cardinal flower (Lobelia cardinalis) in area of floodplain on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, September 22, 2018
 Downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Cardinal flower (Lobelia cardinalis) near a creek on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 14, 2019
 Cardinal flower (Lobelia cardinalis) near a creek on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, September 11, 2021
 Flowers of downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Downy phlox (Phlox pilosa) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Flowers of downy phlox (Phlox pilosa) on Road FS 203 near on Richards Loop Trail in Sam Houston National Forest. Texas, March 30, 2024
 Downy phlox (Phlox pilosa) blooming over young oak on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Spores (in KOH) of downy conecap mushroom (Conocybe subpubescens(?)) (spore print brown), collected on Richards Loop Trail in Sam Houston National Forest. Texas, April 21, 2024
 Downy phlox (Phlox pilosa) blooming over young pine on Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Cardinal flower (Lobelia cardinalis) on Caney Creek Trail in Sam Houston National Forest, near Huntsville. Texas, October 18, 2009
 Cardinal flower (Lobelia cardinalis) near Caney Creek Trail in Sam Houston National Forest, near Huntsville. Texas, September 30, 2007
 Downy phlox (Phlox pilosa) blooming over bracken fern on road FS203 near Richards Loop Trail in Sam Houston National Forest. Texas, April 13, 2024
 Cardinal flower (Lobelia cardinalis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, October 26, 2013
 Cardinal flower (Lobelia cardinalis) on Stubblefield section of Lone Star hiking trail north from Trailhead No. 6 in Sam Houston National Forest. Texas, October 1, 2020
 Cardinal flower (Lobelia cardinalis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 11, 2020
 Close up of cardinal flower (Lobelia cardinalis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, October 26, 2013
 Cardinal flower (Lobelia cardinalis) in wet area on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, September 17, 2020
 Purple threeawn grass (Aristida purpurea) on Richards Loop Trail in Sam Houston National Forest. Texas, January 21, 2024
 Purple flowers of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, August 15, 2021
 Purple pleatleaf (Alophia drummondii) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Cardinal flower (Lobelia cardinalis) found near a creek on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, October 26, 2013
 Sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, August 7, 2021
 Cardinal flower (Lobelia cardinalis) on dark background in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Cardinal flower (Lobelia cardinalis) in wet area in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 20, 2019
 Blooming downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Downy phlox (Phlox pilosa) in bloom on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Pink flower of downy phlox (Phlox pilosa) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
 Beautyberry (Callicarpa americana) on Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Mountain mint (Pycnanthemum tenuifolium) on Richards Loop Trail in Sam Houston National Forest. Texas, August 24, 2024
 Blue Lobelia flowers in Botanic Gardens of Komarov Botanical Institute. Saint Petersburg, Russia, August 14, 2016
 Flower of butterfly pea (Centrosema virginianum) 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, August 24, 2024
 Zizotes milkweed (Asclepias oenotheroides) 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, August 24, 2024
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, October 1, 2022
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, July 12, 2020
 Sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Purple pleatleaf (Alophia drummondii) on Richards Loop Trail in Sam Houston National Forest. Texas, July 28, 2020
 Purple bindweed (Ipomoea cordatotriloba) on Richards Loop Trail in Sam Houston National Forest. Texas, September 8, 2021
 Purple bindweed (Ipomoea cordatotriloba) on Forest Service Road 203 near Richards Loop Trail in Sam Houston National Forest. Texas, June 29, 2022
 Blooming Zizotes milkweed (Asclepias oenotheroides) 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, August 24, 2024
 Narrow-leaf gayfeather (Liatris mucronata(?)) 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, August 24, 2024
 Flower of Pigeon wings (Clitoria mariana) 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, August 24, 2024
 Blooming sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Purple threeawn grass (Aristida purpurea) on Richards Loop Trail in Sam Houston National Forest. Texas, November 5, 2020
 Sanguine purple coneflowers (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, June 9, 2022
 Ray flowers of sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Purple threeawn grass (Aristida purpurea) on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
 Elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) 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, August 24, 2024
 Green flowers of Zizotes milkweed (Asclepias oenotheroides) 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, August 24, 2024
 Cardinal flower (Lobelia cardinalis) in Huntsville State Park on Chinquapin Trail. Texas, October 10, 2009
 Sanguine purple coneflower (Echinacea sanguinea) and bracken fern on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
 Side view of sanguine purple coneflower (Echinacea sanguinea) on Richards Loop Trail in Sam Houston National Forest. Texas, May 10, 2020
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