From: Multilocus phylogenies reveal three new truffle-like taxa and the traces of interspecific hybridization in Octaviania (Boletaceae, Boletales)
Holotype (MICH 0001237) from Michigan, USA
KPM-NC 17827 (RH30) from Iowa, USA
Basidiospore size [average (n = 30)]
9–14 × 8.8–13.2 μm
[11.3 × 10.5 μm]
9.6–13.9 × 7.6–12.7 μm
[11.2 × 9.7 μm]