Lentinus arcularius (Batsch.) Zmitr.
Syn. Polyporus arcularis
A brown mushroom with dark brown fibrils in circular patterns on the cap. When young there are short bristles on the cap edge. On the underneath side there are creamy-ochre pores. Cap diam: 35–70 mm. Found on dead wood and stumps in both native forests and in cultivated areas.
