spore_shape_angular
angles
wall two-layered; thickness (1.5-)2.5-4.0(-6.0) µm (including inner layer ca. 0.7-1.0 µm thick); sometimes with angles; layers well visible in LM; inner layer evenly thickened; outer layer evenly or unevenly thickened
Entyloma piepenbringiae
Entyloma piepenbringiae