Cortinarius squamibrunneus sp. nov. was collected from Swat District, Khyber Pakhtunkhwa, Pakistan. The species is distinguished from its closely related species, C . epipurrus , by its pale orangish‐brown to brown, fibrillose–squamulose pileus with a darker central disc and a rimose to radially cracked margin, smaller basidiospores (5.5–7.4 × 3.6–5 μm) with finely ornamented warts and variably shaped sterile cells. Comparativ...