Oak leaf anthracnose (leaf spot fungus, Dicarpella dryina, Tubakia dryina) on Richards Loop Trail in Sam Houston National Forest. Texas

🎞️ #2704-18
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Sam Houston Forest, Texas, May 10, 2020

Album 2704: Sam Houston Forest, Texas, May 10, 2020

The image presents a close-up view of an oak leaf infected by anthracnose, also known as leaf spot fungus (Dicarpella dryina or Tubakia dryina). The photograph was taken on Richards Loop Trail in Sam Houston National Forest, Texas, on May 10, 2020.

**Leaf Appearance**

The leaf is green with several dark red to maroon spots scattered across it. The spots appear circular and are concentrated near the center of the leaf, although a few smaller spots can be seen towards the edges. One spot has begun to crack open, revealing a lighter-colored interior.

**Background**

The background of the image is out-of-focus but appears to show other leaves from the same tree.

**Conclusion**

Overall, this image provides a detailed view of an oak leaf infected by anthracnose, highlighting the distinctive dark red to maroon spots that are characteristic of this disease. – AI vision

🇪🇸 Descripción en español / Spanish Description

La anxocarposis del roble (hongos de la mancha foliar, Dicarpella dryina, Tubakia dryina) en el Richards Loop Trail en el bosque nacional Sam Houston. Texas, 10 de mayo de 2020. La imagen presenta una vista detallada de una hoja de roble infectada por anxocarposis, también conocida como hongos de la mancha foliar (Dicarpella dryina o Tubakia dryina). La fotografía se tomó en el Richards Loop Trail en el bosque nacional Sam Houston, Texas, el 10 de mayo de 2020. **Aspecto de la hoja** La hoja es verde con varias manchas de rojo oscuro a marrón dispersas por toda ella. Las manchas parecen circulares y están concentradas cerca del centro de la hoja, aunque se pueden observar unas pocas manchas más pequeñas hacia los bordes. Una mancha ha comenzado a abrirse, revelando un interior de color más claro. **Antecedentes** El fondo de la imagen está desenfocado, pero parece mostrar otras hojas del mismo árbol. **Conclusión** En general, esta imagen proporciona una vista detallada de una hoja de roble infectada por anxocarposis, destacando las manchas distintivas de rojo oscuro a marrón que son características de esta enfermedad. – Spanish translation

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