E-Flora BC: Electronic Atlas of the Flora of British Columbia

Summary:

Not available

Fruiting body:
up to 0.4cm, white, 1-5 per sclerotium, emerging from the bark of twigs, head up to 0.3cm long, 0.07cm wide, subcylindric to clavate or spathulate, finally hollow

Flesh:
tenacious, submucilaginous

Stem:
0.05-0.15cm x 0.02-0.03cm, puberulous [downy], arising from sclerotium 0.1-0.35cm wide, 0.05cm thick, blackish brown, the sclerotia "seem to perennate and extend their size at the margin, as if in seasonal growth"

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