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1105-24. Staminate flowers of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 16, 2012Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
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1105-24. Staminate flowers of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 16, 2012Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Staminate flowers of cocklebur (Xanthium strumarium) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012  Close up of staminate flowers of cocklebur (Xanthium strumarium) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012  Green bur of Rough Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 24, 2012  Burs of Rough Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 24, 2012  Bur of rough Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, October 9, 2012  Mature bur of Rough Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, October 11, 2012  Fall colors of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, November 1, 2012  Ripening burs of Rough Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, October 11, 2012  Cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 13, 2023  Blooming cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 29, 2022  Cocklebur (Xanthium strumarium) with cocklebur rust fungus (Puccinia xanthii), over sewage line in Lick Creek Park. College Station, Texas, August 15, 2023  Green burs of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, September 29, 2022  Leaves of cocklebur (Xanthium strumarium) with cocklebur rust fungus (Puccinia xanthii), over sewage line in Lick Creek Park. College Station, Texas, August 15, 2023  Shoot of cocklebur (Xanthium strumarium) with cocklebur rust fungus (Puccinia xanthii), over sewage line in Lick Creek Park. College Station, Texas, August 15, 2023  Upper and lowers sides of leaves of cocklebur (Xanthium strumarium) with cocklebur rust fungus (Puccinia xanthii), over sewage line in Lick Creek Park. College Station, Texas, August 15, 2023  Teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Underside of leaves of cocklebur (Xanthium strumarium) damaged by cocklebur rust fungus (Puccinia xanthii), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Teliospores (in KOH, low magnification) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium) collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Details of teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Large teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Biseptate teliospores (in KOH) of cocklebur rust fungus (Puccinia xanthii) from underside of leaves of cocklebur (Xanthium strumarium), collected over sewage line in Lick Creek Park a day before. College Station, Texas, August 13, 2023  Seeds of cocklebur (Xanthium strumarium) in Lick Creek Park. College Station, Texas, June 22, 2022  Green flowers of cocklebur (Xanthium strumarium) on a shore of Lake Somerville in Birch Creek Unit of Somerville Lake State Park. Texas, September 8, 2012  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  Bur of cocklebur (Xanthium strumarium) on north shore of Lake Somerville. Texas, September 27, 2008  Burs of cocklebur (Xanthium strumarium) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Birch Creek Unit of Somerville Lake State Park. Texas, September 14, 2024  Flowers of rough cocklebur (Xanthium strumarium) on a shore of Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2020  Flowers of rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2021  "Porcupine egg" of cocklebur (Xanthium strumarium) near Onion Creek in McKinney Falls State Park. Austin, Texas, October 26, 2008  Dry last year cocklebur (Xanthium strumarium) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023  Rough Cocklebur (Xanthium strumarium) on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, September 12, 2021  Grasshopper on rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, September 19, 2021  Staminate flowers of upland swamp-privet (Forestiera ligustrina) in Lick Creek Park. College Station, Texas, October 11, 2012  Cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, November 6, 2020  Cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 16, 2020  Rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 31, 2021  Dry burs of cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 20, 2021  Shoot of cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020  Rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 6, 2019  Rough Cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, August 3, 2021  "Porcupine eggs" of cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, July 19, 2020  Dry seeds of rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 31, 2021  Seed capsules of cocklebur (Xanthium strumarium) taken from Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 4, 2020  Blooming rough cocklebur (Xanthium strumarium) on a shore of Somerville Lake near Birch Creek Unit of Somerville Lake State Park. Texas, August 29, 2020  Back lit leaves of rough cocklebur (Xanthium strumarium) at Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, October 6, 2019  Close-up of seed capsules of cocklebur (Xanthium strumarium) taken from Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, December 4, 2020  Staminate flowers of upland swamp-privet (Forestiera ligustrina) in Lick Creek Park. College Station, Texas, September 12, 2010  Staminate flowers of Vasey-grass (Paspalum urvillei) in Lick Creek Park. College Station, Texas, July 18, 2020  Flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, September 24, 2012  Flowers of trailing fuzzy-bean (Strophostyles helvola) in Lick Creek Park. College Station, Texas, September 16, 2012  Back lit flowers of trailing fuzzy-bean (Strophostyles helvola) in Lick Creek Park. College Station, Texas, September 16, 2012  Meadow of flowers in Lick Creek Park. College Station, Texas, May 3, 2012  Tradescantia flowers in Lick Creek Park. College Station, Texas, May 22, 2012  Various flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 18, 2012  Various flowers at equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Various flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Ruellia flowers in Lick Creek Park. College Station, Texas, June 30, 2012  Meadow pink flowers in Lick Creek Park. College Station, Texas, April 30, 2012  Field of various flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Coreopsis flowers at Post Oak Trail in Lick Creek Park. College Station, Texas, May 10, 2012  Yellow flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Field of flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Multicolored flowers near the park entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Butterfly among yellow flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  White and yellow flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Mature black eyed susan flowers in Lick Creek Park. College Station, Texas, May 10, 2012  Flowers along opening near Rock Prairie Road in Lick Creek Park. College Station, Texas, May 18, 2012  Field of Black eyed susan flowers in Lick Creek Park. College Station, Texas, April 30, 2012  Black eyed susan flowers at equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012  Black Eyed Susan (Rudbeckia hirta) flowers in Lick Creek Park. College Station, Texas, May 3, 2012  Black-eyed susan flowers at Post Oak Trail in Lick Creek Park. College Station, Texas, May 18, 2012  Flowers of Black eyed susan (Rudbeckia hirta) in Lick Creek Park. College Station, Texas, May 7, 2012  Field of flowers of Rudbeckia hirta near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Black-eyed susan flowers at equestrian entrance in Lick Creek Park. College Station, Texas, May 18, 2012  Dense field of yellow flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Flowers of Maryland meadow-beauty (Rhexia mariana) in Lick Creek Park. College Station, Texas, July 7, 2012  Yellow field of flowers of Rudbeckia hirta near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Yellow flowers of Black eyed susan near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Back lit flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012  Field of black eyed susan flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 18, 2012  Yellow flowers of Black eyed susan at equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Flowers of upland swamp-privet (Forestiera ligustrina) in Lick Creek Park. College Station, Texas, August 31, 2012  Close up of flowers of bastard pennyroyal (Trichostema dichotomum) in Lick Creek Park. College Station, Texas, October 11, 2012  Black-eyed susan and Mock Bishop s Weed flowers in Lick Creek Park. College Station, Texas, May 7, 2012  Field of yellow flowers of Black eyed susan near equestrian entrance in Lick Creek Park. College Station, Texas, May 7, 2012  Coreopsis flowers grown near bushes of yaupon holly near Post Oak Trail in Lick Creek Park. College Station, Texas, May 10, 2012  Flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012  Spiny flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012  Black-eyed susan and spring ladies tresses flowers near equestrian entrance in Lick Creek Park. College Station, Texas, May 18, 2012  Umbels of flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012  Sewage line right of way in Lick Creek Park. College Station, Texas, September 7, 2012  Foggy morning in Lick Creek Park. College Station, Texas, September 27, 2012  Sumpweed (Iva annua) in Lick Creek Park. College Station, Texas, September 16, 2012  Beautyberry (Callicarpa americana) in Lick Creek Park. College Station, Texas, September 7, 2012  Iron Bridge Trail in Lick Creek Park. College Station, Texas, September 27, 2012  Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 24, 2012  Dense apical umbel of flowers of button snakeroot (rattlesnake master, Eryngium yuccifolium) in Lick Creek Park. College Station, Texas, June 10, 2012 |