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Leaves of bull thistle (Cirsium horridulum) in...Creek Park. College Station, Texas  
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Leaves of bull thistle (Cirsium horridulum) in ultraviolet light on a sewage line right of way in Lick Creek Park. College Station, Texas, November 15, 2024

Location on mapsRacoon Run Trail, College Station, Brazos County, Texas, United States
#3642-18
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Thumbnail 3642-18: Leaves of bull thistle (Cirsium...Park. College Station, Texas Show full size picture

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Similar   Thumbnail of picture 3642-17: Rosette of basal leaves of bull thistle (Cirsium horridulum) in ... Park. College Station, Texas, November 15, 2024 Thumbnail of picture 3642-20: Basal leaves of bull thistle (Cirsium horridulum) when exposed to ... Park. College Station, Texas, November 15, 2024 Thumbnail of picture 3642-22: Thorny leaves of bull thistle (Cirsium horridulum) when exposed to ... Park. College Station, Texas, November 15, 2024 Thumbnail of picture 3642-21: Smaller rosette of basal leaves of bull thistle (Cirsium horridulum ... Park. College Station, Texas, November 15, 2024 Thumbnail of picture 3642-19: Central area of rosette of basal leaves of bull thistle (Cirsium ... Park. College Station, Texas, November 15, 2024
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The image presents two photographs of a plant's leaves taken from different angles and under varying lighting conditions, with the top photo featuring a green leaf illuminated by natural sunlight and the bottom photo showcasing an ultraviolet (UV) light exposure.

Both images depict the same portion of bull thistle leaf, characterized by its spiky texture. The top image captures the natural appearance of the plant in daylight, displaying vibrant green hues and subtle highlights on the spikes. In contrast, the bottom image takes a more dramatic approach, using UV light to illuminate the leaves. This technique reveals a striking pattern of blue and pink colors, with the spikes appearing even more pronounced than in the top photo.

The setting for these photographs is a sewage line right-of-way within Lick Creek Park in College Station, Texas, taken on November 15, 2024. The images are likely part of an environmental study or documentation project focused on plant identification and characteristics. – AI vision

Las hojas del cardo torcido (Cirsium horridulum) bajo luz ultravioleta en una línea de alcantarillado junto a la vía pública en el Lick Creek Park. College Station, Texas, noviembre 15, 2024. La imagen presenta dos fotografías de las hojas de una planta tomadas desde diferentes ángulos y bajo distintas condiciones de iluminación, con la foto superior mostrando una hoja verde iluminada por la luz solar natural y la foto inferior presentando una exposición a la luz ultravioleta (UV). Ambas imágenes representan la misma parte de la hoja del cardo torcido, caracterizada por su textura púrpura. La imagen superior captura el aspecto natural de la planta en luz del día, mostrando vibrantes tonos verdes y resaltos sutiles en los púrpuras. Por el contrario, la imagen inferior adopta un enfoque más dramático, utilizando luz UV para iluminar las hojas. Esta técnica revela un patrón impactante de colores azul y rosa, con los púrpuras apareciendo aún más prominentes que en la imagen superior. El entorno de estas fotografías es una línea de alcantarillado junto a la vía pública dentro del Lick Creek Park en College Station, Texas, tomada el 15 de noviembre de 2024. Es probable que las imágenes sean parte de un proyecto de estudio o documentación medioambiental enfocado en la identificación y características de plantas. – Spanish translation


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