Texture of bark rash lichen (Pyrenula cruenta) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas

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Lichens in Sam Houston National Forest, Texas, February 1, 2019

Album 2443: Lichens in Sam Houston National Forest, Texas, February 1, 2019

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The image features a close-up view of a tree trunk covered with various types of lichens. The dominant species is Pyrenula cruenta, also known as the "red pyrenule," which is characterized by its bright red color and distinctive shape.

**Key Characteristics:**

* **Pyrenula cruenta (Red Pyrenule):**
   + Bright red color
   + Distinctive shape
   + Dominant species in the image
* **Other Lichen Species:**
   + Various shades of green, brown, and gray
   + Different textures and shapes
* **Background:**
   + Tree trunk with visible bark texture

**Overall Impression:**

The image presents a fascinating display of lichens growing on a tree trunk. The red pyrenule is the most prominent species, but other types of lichens are also present in smaller numbers. The background features the rough texture of the tree trunk, adding depth and context to the image. – AI vision

🇪🇸 Descripción en español / Spanish Description

Textura del liquen de corteza escamosa (Pyrenula cruenta) en el área panorámica Big Creek del Bosque Nacional Sam Houston. Shepherd, Texas, 1 de febrero de 2019. La imagen muestra una vista de cerca de un tronco de árbol cubierto con diferentes tipos de líquenes. La especie dominante es Pyrenula cruenta, también conocida como "pirenula roja", que se caracteriza por su color rojo brillante y su forma distintiva. **Características Clave:** * **Pyrenula cruenta (Pirenula Roja):** + Color rojo brillante + Forma distintiva + Especie dominante en la imagen * **Otras Especies de Líquenes:** + Diferentes tonalidades de verde, marrón y gris + Texturas y formas variadas * **Contexto:** + Tronco de árbol con textura de corteza visible **Impresión General:** La imagen presenta una fascinante exhibición de líquenes creciendo en un tronco de árbol. La pirenula roja es la especie más prominente, pero otros tipos de líquenes también están presentes en menor cantidad. El fondo muestra la textura rugosa del tronco de árbol, añadiendo profundidad y contexto a la imagen. – Spanish translation

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