The provided photograph shows a microscopic view of spores from Lentinellus ursinus mushrooms. The mushroom species is identified as growing on oak or pine logs and was collected near Pole Creek on North Wilderness Trail within Little Lake Creek Wilderness in Sam Houston National Forest north of Montgomery, Texas.
**Spore Characteristics:**
* **Color:** The spores are brown with a darker brown color on the edges.
* **Shape:** The spores appear spherical but have an oval appearance due to their slightly flattened sides.
* **Size:** Each spore is approximately 2.5 micrometers in diameter.
**Background:**
The background of the image appears white, although it may be a light gray or beige color that has been digitally altered to enhance contrast and make the spores more visible. – AI vision