Microscopic: spores 8.5-11(12.5) x 3.3-4.2 microns, subcylindric; basidia 4-(6)-spored, 35-50(60) x 8.5 microns, sterigmata 6-8.5 microns long; cystidia none; hyphae 3-17 microns wide, without clamp connections (Bandoni specimen from BC) or clamped (Parmasto specimen from Russia), thin-walled, at the base of the stem +/- thick-walled; caulocystidia up to 80 microns long and 1-1.5 microns wide, aseptate
Habitat and Range
Habitat
on twigs of Salix (willow) in BC, on twigs of Alnus hirsutum in Russia