Anatomical characters of Lactifluus rugatus ectomycorrhizas (ACR-2015/1-E), A. Outer mantle surface viewed with confocal laser scanning microscopy (CLSM), the basal roundish parts of the cystidia are visible. B. Plectenchymatous inner mantle layer viewed with a light microscope. C. Mycorrhizal surface as viewed with CLSM; abundant cystidia with fluorescent content visible. D. Outer mantle layer viewed with the light microscope; a single bottle-shaped cystidium with a roundish base is indicated by the arrow. Bars = 5 µm.