outer layer_color_hyaline
hyaline
toward inner side, occasionally with hypha-like hairs, hyaline, tapered, 35-75 μm long, 3-5 μm diam at base, 1-2 septate, occasionally a few free, straight or procumbent hyphae, mostly shorter than 30 μm with obtuse ends
Tuber caoi
Tuber caoi