Close-up of tiny black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) on a fallen pine without bark on Richards Loop Trail in Sam Houston National Forest. Texas

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Sam Houston Forest, Texas, December 17, 2023

Album 3445: Sam Houston Forest, Texas, December 17, 2023

The image shows a close-up of a fallen pine tree trunk without bark, featuring small black buttons of Ascomycete fungus Trichoderma citrinoviride (Hypocrea schweinitzii) growing on it.

* **Trunk**: The trunk is light brown in color with patches of white and dark brown.
   + It appears to be a fallen pine tree without bark, indicating that the bark has been removed or fallen off at some point.
   + There are no visible signs of damage or decay on the trunk itself.
* **Fungus growths**: The fungus is growing in small black buttons on the surface of the trunk.
   + These growths are irregularly shaped and vary in size, ranging from about 1-5 mm (0.04-0.2 inches) across.
   + They have a smooth texture and appear to be slightly raised above the surrounding surface of the trunk.
* **Pine needles**: There are no pine needles visible on the trunk, which is consistent with the fact that it has been stripped of its bark.
* **Background**: The background of the image is not visible as the entire frame shows a close-up view of the trunk and fungus growths.

Overall, the image provides a detailed look at the unique characteristics of Trichoderma citrinoviride (Hypocrea schweinitzii) growing on a fallen pine tree trunk without bark. The fungus appears to be thriving in this environment, with no visible signs of damage or decay on either the fungus or the trunk itself. – AI vision

🇪🇸 Descripción en español / Spanish Description

Primer plano de pequeños botones negros del hongo ascomiceto Trichoderma citrinoviride (Hypocrea schweinitzii) en un pino caído sin corteza en el Richards Loop Trail en la Sam Houston National Forest. Texas, 17 de diciembre de 2023. La imagen muestra un primer plano de un tronco de pino caído sin corteza, con pequeños botones negros del hongo ascomiceto Trichoderma citrinoviride (Hypocrea schweinitzii) creciendo en él. * **Trueno**: El tronco es de color marrón claro con manchas blancas y marrones oscuras. * Parece ser un pino caído sin corteza, lo que indica que la corteza se ha quitado o ha caído en algún momento. * No hay signos visibles de daño o podredumbre en el tronco mismo. * **Crecimientos fúngicos**: El hongo está creciendo en pequeños botones negros en la superficie del tronco. + Estos brotes tienen una forma irregular y varían en tamaño, oscilando entre aproximadamente 1-5 mm (0,04-0,2 pulgadas) de ancho. + Tienen un textura suave y parecen estar ligeramente elevados por encima de la superficie circundante del tronco. * **Agujas de pino**: No hay agujas de pino visibles en el tronco, lo que es consistente con el hecho de que se ha despojado de su corteza. * **Antecedentes**: El fondo de la imagen no es visible ya que toda la estructura muestra una vista de cerca del tronco y los crecimientos fúngicos. En general, la imagen proporciona un detallado vistazo a las características únicas del Trichoderma citrinoviride (Hypocrea schweinitzii) que crece en el tronco de un pino caído sin corteza. El hongo parece estar prosperando en este entorno, sin signos visibles de daño o podredumbre ni en el hongo ni en el tronco mismo. – Spanish translation

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