The lichen has a thallus that is loosely attached, measuring around in diameter. The are circular, ranging from in width and around 150–170 μm in thickness. The margins are smooth and lack . The upper surface is mineral grey in color, smooth, without any visible spots or marks, and has a lobulate-isidiate texture. The are present on the lamina, and in some cases, near the margins. Initially, they are granular and have black tips, resembling isidia. However, they soon become flat, , and horizontal. The size of the lobules can be up to 1.5 mm in width and 1 mm in height, with more or less dichotomously divided margins and no cilia. The medulla is white, around 75–100 μm thick. The lower surface is black and smooth. The margin of the lower surface measures approximately 4–6 mm wide and has a shiny, rhizine-free, pale brown zone. The center of the lower surface is sparsely rhizinate, and the rhizines are black, , and up to 1 mm long, present in the center. There is no visible sign of apothecia and pycnidia.
