on wel decayed mossy hardwood log in hardwood hammock. singly. notice squamulose cap
Spores 13 to 16 µm Dia.
The last micro shot is confusing. It may be contamination from the surface of the Tuber of something else.
Mixed chaparral. In leaf litter under Rhamnus ilicifolia.
Cap scaly, reddish brown. Stipe apex smooth, abruptly scaly midway down; euqal, hollow. Gills free.
looks too white to be Contumyces rosellus