Hydnum ovoideisporum

A species associated with Quercus, with a well-defined, slender stipe and non-decurrent spines.

Pileipellis composed of cylindrical hyphae densely interwoven, hyaline or with faint orange intracellular pigment, 4-7 µm wide, septate with clamp connections at the septa.

Cystidia and other sterile hymenial elements absent.

Basidia cylindric-clavate, 32-45 µm long and 7.5-9 µm wide, containing granular content, without basal clamps, mostly 4-spored.

Spores ovoid to short ellipsoidal, smooth, hyaline, thin-walled, with a lateral apiculus at one end, vacuolar internal content, inamyloid in Melzer's reagent.