sentences:  Apothecia grow on bark-free wood, especially oak, part of which at least is stained greenish by the mycelium.The abundant paraphyses, which may be entwined, are 55–95 by 1.5–2 µm, filiform, and septate with an unswollen, unbent apex that often extends beyond the level of the asci tips.The species is distinguished from the closely related "C. aeruginosum" by having smaller spores.