absent or poorly developed, whitish or olivaceous, membranaceous to minutely granular or verruculose. Apothecia
small, to 0.5 mm, adnate, flat to slightly convex, pale olive to brownish or black, pruinose when young, becoming bare, becoming immarginate; exciple
radiate, outer part dark, inner part hyaline; hypothecium
hyaline to pale yellowish or brownish; epihymenium
olive-black HN03+ red; hymenium
50-80 μm, brownish or blackish above, hyaline below, 1+ blue; paraphyses
coherent, 1-2 μm, tips enlarged to 5 μm, branching, and thence anastomosing; asci
broadly clavate; spores biseriate, simple, oblong to ellipsoid, 6-13 x 2-5 μm.
This species grows on wood or bark, especially that of conifers. It is circumpolar boreal.