Ruffle lichen (Parmotrema), may be P. gardneri, on a tree on Alligator Branch section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville. Texas

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College Station - Huntsville, Texas, February 12 - 17, 2019

Album 2448: College Station - Huntsville, Texas, February 12 - 17, 2019

The lichen, identified as likely **Parmotrema gardneri**, is a type of leafy lichen commonly referred to as ruffle lichen. It is characterized by its greenish-gray color and distinctive "ruffled" or wavy shape.

**Physical Characteristics:**

* The lichen has a flat, leaf-like structure with wavy edges.
* Its surface features a network of fine, hair-like filaments that give it a soft, velvety appearance.
* The color is primarily greenish-gray, but may also have hints of yellow or brown depending on the environment.

**Growth Habit:**

* Ruffle lichen typically grows in dense clusters or patches on tree trunks and branches.
* It often forms a thick layer of growth that can cover large areas of bark.
* The lichen is capable of surviving for many years, with some species able to live for decades or even centuries.

**Ecological Importance:**

* Ruffle lichen plays an important role in the ecosystem by providing food and shelter for various insects and other small animals.
* It also helps to break down organic matter and recycle nutrients in the soil.

Overall, ruffle lichen is a fascinating and ecologically significant organism that deserves further study and appreciation. – AI vision

🇪🇸 Descripción en español / Spanish Description

El líquen de ondulación (Parmotrema), puede ser P. gardneri, en un árbol en la sección Alligator Branch del Sendero de excursión Lone Star en el Bosque Nacional Sam Houston cerca de Huntsville, Texas, 17 de febrero de 2019. El líquen, identificado como probablemente **Parmotrema gardneri**, es un tipo de líquen folioso comúnmente denominado líquen de ondulación. Se caracteriza por su color grisáceo y su forma distintiva "arrugada" u ondulada. **Características Físicas:** * El líquen tiene una estructura plana, similar a una hoja, con bordes ondulados. * Su superficie presenta una red de filamentos finos similares al pelo que le dan un aspecto suave y veloz. * El color es principalmente grisáceo, pero también puede tener matices amarillos o marrones dependiendo del entorno. **Hábitat de crecimiento:** * El líquen de ondulación normalmente crece en densas agrupaciones o parches en troncos y ramas de árboles. * A menudo forma una capa gruesa de crecimiento que puede cubrir grandes áreas de corteza. * El líquen es capaz de sobrevivir durante muchos años, con algunas especies capaces de vivir durante décadas o incluso siglos. **Importancia ecológica:** * El líquen de ondulación desempeña un papel importante en el ecosistema al proporcionar alimento y refugio a varios insectos y otros pequeños animales. * También ayuda a descomponer la materia orgánica y reciclar los nutrientes en el suelo. En general, el líquen de ondulación es un organismo fascinante e importante desde el punto de vista ecológico que merece un estudio y una apreciación más profundos. – Spanish translation

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