Margins of corticioid fungus Penttilamyces ...

The provided image captures a detailed photograph of a corticioid fungus named Penttilamyces olivascens(?) growing on a fallen branch. The fungus has formed yellowish clusters on both sides of the barkless pine or oak branch.

**Key Features:**

* **Color:** The fungus is characterized by its bright yellow color, which contrasts with the darker brown background.
* **Texture:** The surface of the fungus appears to have an uneven texture, possibly due to its irregular shape and growth pattern.
* **Size:** It's difficult to estimate the size of the fungus without a scale reference; however, it seems to be relatively small compared to the branch.

**Additional Details:**

* **Branch:** The fallen branch is likely from either a pine or oak tree, given the description in the caption. However, without further information, it's challenging to determine the exact species.
* **Environmental Conditions:** The image was taken on September 14, 2022, suggesting that the photograph was captured during late summer or early fall. This time of year may be conducive to fungal growth due to favorable weather conditions.

**Conclusion:**

In summary, the image showcases a corticioid fungus identified as Penttilamyces olivascens(?) growing on a fallen branch in Sam Houston National Forest. The bright yellow color and uneven texture of the fungus are notable features, while the size is difficult to estimate without a scale reference. The environmental conditions at the time of capture may have contributed to the growth of this particular species. – AI vision