| Generic short diagnoses:
Smooth or warty, whitish, brownish or blackish, firm ascomycete truffles with marbled gleba, sac-like asci and large, globose to ellipsoid, reticulate or spiny, pale to dark brown spores. |
Species example: |

Tuber foetidum - DK: stinkende trøffel |
Photo and © Jan Vesterholt JV93-922 |
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