Tuber incognitum (Holotype, OSC 150066). a Ascoma, surface and cross-section view bPeridium in cross-section c Light microscopy of spores in cross-sectional view, highlighting the spines and ornamentation d Light microscopy of spores in surface view, highlighting the surface and reticulum. Scale bars: 5 mm (a), 20 µm (b), 15 µm (c, d).

  Part of: Piña Páez C, Bonito GM, Guevara-Guerrero G, Castellano MA, Garibay-Orijel R, Trappe JM, Rámirez RP (2018) Description and distribution of Tuber incognitum sp. nov. and Tuber anniae in the Transmexican Volcanic Belt. MycoKeys 41: 17-27.