As the English name implies, found under birch; this one is from the Assynt area last September. The cap is brownish / orange, somewhat ridged around edges. The milk is white. Flesh is whitish-cream. Gills lighter tone of the cap. Spore print is pale cream, spores sub-globous, warted, with only a few thin connections (see below).


cap from bellow next to a ruler



cross section



spores under microscope

Spores at around 1700x magification (100x microscope lens), focus stacked to show the decorations. This sample averaged 7.9 x 6.5 micron (Q 1.08 - 1.36).