Authors: W. B. Schofield

Seta 4--11 mm, straight. Capsule, when mature, broadly ovoid, 3--7 mm and nearly as wide, rich glossy chestnut brown, upper face flattened and sharply differentiated from the lower by a dark brown ridge, oblique or nearly at right angles to the seta. Spores 6--8 mm.

Capsules mature late spring--autumn. Decaying wood, humus, sometimes shallow acid soil and soil depressions on rock outcrops, mainly in well-illuminated to somewhat shaded sites; widespread but rarely abundant, Alta. B.C., N.B., NFLD., N.S., Ont., P.E.I., Que.; Alaska, Colo., Conn., Del., Ill., Iowa, Mass., Me., Mich., Mont., N.C., N.H., N.J., N.Y., Ore., Va., Vt., Wash.; Europe, Asia, Pacfic Islands (New Zealand).