Corticioid fungus Crustoderma dryinum(?) on underside of a pine log on Richards Loop Trail in Sam Houston National Forest. Texas

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Sam Houston Forest near Richards, Texas, January 9, 2021

Album 2846: Sam Houston Forest near Richards, Texas, January 9, 2021

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The image presents a close-up view of the underside of a pine log, featuring a crust-like growth that covers most of its surface. This growth is characterized by a vibrant yellow-orange color and a rough, irregular texture. The presence of dark brown areas, likely indicative of rotting wood, is visible in some sections of the log.

**Key Features:**

* **Color:** The growth exhibits a bright yellow-orange hue.
* **Texture:** The crust-like growth has a rough, irregular surface.
* **Composition:** The growth appears to be composed of mycelium, which are branching filaments that form the vegetative part of a fungus. These filaments grow through the wood, breaking down organic matter and absorbing nutrients.

**Possible Identification:**

Based on the image, it is possible that the growth is caused by a corticioid fungus, specifically Crustoderma dryinum(?). Corticioid fungi are characterized by their crust-like growths that form on decaying wood. They obtain their nutrients by breaking down organic matter in the wood.

**Conclusion:**

The image provides a detailed view of the underside of a pine log, highlighting the presence of a vibrant yellow-orange growth that covers most of its surface. The rough texture and dark brown areas suggest that the growth is likely caused by a corticioid fungus, possibly Crustoderma dryinum(?). Further investigation would be necessary to confirm this identification. – AI vision

🇪🇸 Descripción en español / Spanish Description

El hongo corticiado Crustoderma dryinum (?) en la parte inferior de un tronco de pino en el Richards Loop Trail en la Sam Houston National Forest. Texas, 9 de enero de 2021. La imagen presenta una vista cercana de la parte inferior de un tronco de pino, con un crecimiento similar a una costra que cubre la mayor parte de su superficie. Este crecimiento se caracteriza por un tono amarillo-naranja brillante y una textura áspera e irregular. La presencia de áreas marrón oscuro, probablemente indicativa de madera en proceso de descomposición, es visible en algunas secciones del tronco. **Características clave:** * **Color:** El crecimiento presenta un tono amarillo-naranja brillante. * **Textura:** El crecimiento similar a una costra tiene una superficie áspera e irregular. * **Composición:** El crecimiento parece estar compuesto por micelios, que son filamentos ramificados que forman la parte vegetativa de un hongo. Estos filamentos se extienden a través de la madera, descomponiendo la materia orgánica y absorbiendo nutrientes. **Posible identificación:** Basándose en la imagen, es posible que el crecimiento sea causado por un hongo corticiado, específicamente Crustoderma dryinum(?). Los hongos corticiados se caracterizan por sus crecimientos similares a una costra que se forman en madera en descomposición. Estos obtienen los nutrientes al descomponer la materia orgánica de la madera. **Conclusión:** La imagen proporciona una vista detallada de la parte inferior del tronco de un pino, destacando la presencia de un crecimiento amarillo-naranja brillante que cubre la mayor parte de su superficie. La textura áspera e irregular y las áreas marrones oscuro sugieren que el crecimiento es probablemente causado por un hongo corticiado, posiblemente Crustoderma dryinum(?). Se necesitaría una investigación adicional para confirmar esta identificación. – Spanish translation

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