 Narrowleaf marsh elder (Iva angustifolia) 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
 Narrowleaf marsh elder (Iva angustifolia) 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 25, 2024
 Narrowleaf marsh elder (Iva angustifolia) from Lick Creek Park. College Station, Texas, September 11, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, April 27, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, March 22, 2024
 Young plants of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, May 3, 2024
 Close-up of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with young leaves in Lick Creek Park. College Station, Texas, February 23, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with oval leaves in Lick Creek Park. College Station, Texas, February 13, 2024
 Salt-marsh fleabane (Pluchea odorata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Blooming salt-marsh fleabane (Pluchea odorata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Seedling of some dicotyledon plant narrowleaf marsh elder (Iva angustifolia) with narrow leaves on Racoon Run Trail in Lick Creek Park. College Station, Texas, March 4, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) near a water treatment plant in Lick Creek Park. College Station, Texas, February 13, 2024
 Frosty seedlings of narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, January 28, 2026
 Morning freeze on seedlings of narrowleaf marsh elder (Iva angustifolia) in Lick Creek Park. College Station, Texas, January 28, 2026
 Seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, February 19, 2024
 Seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Chloroplasts in a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Close-up of fluffy seeds of wand blackroot (Pterocaulon virgatum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Chloroplasts (at low magnification) in a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Cluster of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Stomata in epidermis of a leaf of a seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) west from a water treatment plant, collected in Lick Creek Park. College Station, Texas, January 29, 2024
 Tight accumulations of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Seedling of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) collected and deposited by rainwater on Raccoon Run Trail west from a water treatment plant in Lick Creek Park. College Station, Texas, January 18, 2024
 Compact cluster of seedlings of a dicotyledon plant narrowleaf marsh elder (Iva angustifolia) on a road over a sewage pipeline west from a water treatment plant in Lick Creek Park. College Station, Texas, February 5, 2024
 Horse track covered by seedlings of narrowleaf marsh elder (Iva angustifolia) on a sewage line right of way in Lick Creek Park. College Station, Texas, January 4, 2026
 Purple gerardia (Agalinis purpurea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 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
 Flowers of bastard pennyroyal (Trichostema dichotomum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Water primrose (Ludwigia) with flower buds both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Close-up of fruit of pomegranate both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Kroger supermarket. College Station, Texas, September 12, 2024
 Young leaf of mustang grape (Vitis mustangensis) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 11, 2024
 Elegant gayfeather (pinkscale, Liatris hesperelegans, former L. elegans) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Close-up of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from a pond in Bee Creek Park. College Station, Texas, November 12, 2024
 Close-up of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from a pond in Bee Creek Park. College Station, Texas, November 12, 2024
 Flowers of woolly croton (hogwort, Croton capitatus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, September 17, 2024
 Dissected dyeball mushroom (Pisolithus arhizus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, September 19, 2024
 Leaf of a thistle (Cirsium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 22, 2024
 Flower of powderpuff (Mimosa strigillosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, September 23, 2024
 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
 Close-up of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Close-up of fruit of purple passionflower (Passiflora incarnata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, June 29, 2026
 Blooming bastard pennyroyal (Trichostema dichotomum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 1, 2024
 Golden reishi mushroom (Ganoderma curtisii) with grass both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, October 23, 2024
 Wild muskmelon (Cucumis melo, Dudaim melon) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 16, 2024
 Caps of ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, October 8, 2024
 Annual broomweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, October 18, 2024
 Acorns from oaks both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Greenway Trail. College Station, Texas, October 18, 2024
 Cluster of young ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 7, 2024
 Underside of a cluster of ringless honey mushrooms (Desarmillaria caespitosa) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 7, 2024
 Fluffy seeds of groundsel bush (seepwillow, Baccharis halimifolia) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, October 1, 2024
 Flowers of climbing hempvine (Mikania scandens) both in natural light and under 365 nm ultraviolet (UV-A) blacklight, collected in Lick Creek Park. College Station, Texas, September 9, 2025
 Section of fruit of pomegranate both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Kroger supermarket. College Station, Texas, September 12, 2024
 Inflorescence of Bradford pea both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Wolf Pen Creek Park. College Station, Texas, October 9, 2024
 Flowers and fruits of Lantana camara both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 15, 2024
 Close-up of polypore mushroom Ganoderma sessile on a lawn both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 21, 2025
 Water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight taken from a pond in Bee Creek Park. College Station, Texas, November 11, 2024
 Texture of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 11, 2024
 Young leaves of elm both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, March 12, 2025
 Fallen horse apple (osage orange, Maclura) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 4, 2024
 Green carpet of water fern (Azolla) and duckweed both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 11, 2024
 Flowers of thistle (Cirsium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight, collected in Lick Creek Park. College Station, Texas, May 8, 2026
 Grass on a sandy path both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, January 12, 2025
 Leaves of purple bindweed (Ipomoea cordatotriloba) with insect holes both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Bee Creek Park. College Station, Texas, October 4, 2024
 Ball moss (Tillandsia recurvata) with seeds fallen from an oak both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Wolf Pen Creek Park. College Station, Texas, October 28, 2024
 Horse dung on a sandy path both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, January 9, 2026
 Shoots of coralberry (Symphoricarpos orbiculatus) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, March 12, 2025
 Lemon beebalm (Monarda citriodora) both in natural light and under 365 nm ultraviolet (UV-A) blacklight, collected in Lick Creek Park. College Station, Texas, May 8, 2026
 Fruit of purple passionflower (Passiflora incarnata) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Lick Creek Park. College Station, Texas, May 20, 2026
 Buffalo gourd both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Blooming Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Flowers of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Center of Maximilian sunflower (Helianthus maximiliani) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, September 18, 2024
 Polypore mushrooms Ganoderma sessile on a stump both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 29, 2025
 Yellow star-grass (Hypoxis hirsuta) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, March 12, 2025
 Dissected buffalo gourd both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Flowers of salt-marsh fleabane (Pluchea odorata) 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
 Close-up of a pink flower of morning glory (Ipomoea) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Leach Teaching Gardens at Texas A and M University. College Station, Texas, September 12, 2025
 Close-up of fruit of papaya both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Kroger Supermarket. College Station, Texas, July 30, 2026
 Caps of oyster mushrooms (Pleurotus ostreatus) on a fallen oak both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 29, 2025
 Polypore mushrooms Ganoderma sessile on a rotting stump both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 19, 2025
 Bracket polypore mushrooms Ganoderma sessile on a stump both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 29, 2025
 Flowers of smartweed (Persicaria, Polygonum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Flowers of cocklebur (Xanthium strumarium) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Layers of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Section of a cabbage head both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 8, 2024
 Green cabbage head both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 8, 2024
 Young polypore mushrooms Ganoderma sessile on a rotting stump both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 19, 2025
 Close-up of a section of a grapefruit both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Farm Patch Produce Market in Bryan. Texas, October 9, 2024
 Texture of section of yellow onion both in natural light and under 365 nm ultraviolet (UV-A) blacklight from HEB supermarket. College Station, Texas, October 3, 2024
 Side view of young oyster mushrooms (Pleurotus ostreatus) on a fallen oak both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, November 29, 2025
 American Dagger Moth (Acronicta americana) caterpillar on Yaupon holly both in natural light and under 365 nm ultraviolet (UV-A) blacklight. Lick Creek Park. College Station, Texas, October 26, 2025
 Flowers of stickleaf (blazing star) Mentzelia texana(?) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Blooming stickleaf (blazing star) Mentzelia texana(?) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024
 Rusty blackhaw viburnum (Viburnum rufidulum) both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Lick Creek Park. College Station, Texas, March 12, 2025
 Slender orange-bush lichen (Teloschistes exilis) both in natural light and under 365 nm ultraviolet (UV-A) blacklight on a twig from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Stickleaf (blazing star) Mentzelia texana(?) with a crab spider both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Nails Creek Unit of Somerville Lake State Park. Texas, September 22, 2024
 Flowers of narrowleaf false dragonhead (Physostegia digitalis) both in natural light and under 365 nm ultraviolet (UV-A) blacklight from Richards Loop Trail in Sam Houston National Forest. Montgomery County, Texas, June 27, 2026
 Dry leaves of hackberry and elm both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Bee Creek Park. College Station, Texas, November 21, 2025
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