Basidiomata and microscopic features of Mycena subroriduliformis a–f basidiomata g basidiospores h basidia i cheilocystidia j, k pileipellis l stipitipellis. Structures (g–i, k, l) were stained in a 1% Congo red solution and j were rehydrated in a 5% KOH solution. Scale bars: 1 cm (a–f); 10 μm (g–l).