Macroscopic and microscopic structures of Iugisporipsathyra reticulopilea a–d Basidiomata e, f spores viewed by scanning electron microscopy g spores in Melzer’s Reagent h spores in water i hymenophore j, k cheilocystidia l, m pileipellis and hairs hyphae n, o caulocystidia. Scale bars: 20 mm (a–d); 20 μm (g–o). Structures of i–o were observed in 5% KOH solution and Congo red was used as the stain.