pycnoporus's Identifications

Spores:
(3.1)3.3-3.9(4.1)x(2.1)2.2-2.6(2.7)um
Q=(1.2)1.3-1.6(1.9) ; N=30
Me=3.6x2.4um ; Qe=1.5
Ellipsoid, smooth, amyloid.
Print: White
Basida: Clavate 4 sterigmate.
Cheilocystidia: Abundant, clavate/subclavate/cylindric.
Pleurocysidia: Not found.
Pileipellis: A trichoderm.
Clamp connections: Present on all aspects
KOH: Negative to olive green.
Odor and taste: Non distinctive.
Habitat: Growing off a decayed stump( suspected Populus sp.) in a conifer, hardwood mixed forest.