Cross section of a mature large white mushroom Amanita ...

The image presents a detailed view of the interior of an Amanita polypyramis mushroom, captured in cross-section. The photograph is centered on the specimen and cropped to exclude any background elements.

**Mushroom Characteristics:**

* **Coloration:** The gills are white, while the cap is brownish-white with hints of yellow towards the base.
* **Cap Shape:** The cap has a rounded shape, measuring approximately 8.5 cm in diameter, and features two small ridges at its top.
* **Gill Arrangement:** The gills are initially adnexed but become free when mature, possessing a light brown color with white tips.

**Image Details:**

* **Lighting:** The lighting in the image appears to be natural, possibly during daytime hours, as evidenced by the overall brightness and lack of shadows.
* **Background:** The background is not visible due to the cropping of the photograph. However, based on the caption, it can be inferred that the mushroom was found on a forest floor covered with pine needles.

**Conclusion:**

In summary, the image provides an in-depth look at the internal structure of an Amanita polypyramis mushroom, showcasing its unique features such as white gills and a brownish-white cap. The natural lighting and absence of background elements enhance the focus on the specimen itself. – AI vision