Plants yellow-green, up to 2.5 cm high (and elsewhere as much as 7 cm), whitish-tomentose below, with blackish stems and long, crowded, sometimes slightly curved comal leaves. Leaves up to 11 mm long, lanceolate, gradually narrowed to a long, slender subula, serrate in the upper third; costa 1/2 the leaf base, smooth at back, excurrent as a long awn, in section showing large ventral leucocysts and ventral groups of 3-5 narrow stereids; alar cells large and inflated in pronounced auricles; inner basal cells short, subquadrate to short-rectangular (1-2:1), thick-walled, those at the margins narrow and elongate (30-60 x 30 µm); upper cells irregular, subquadrate, short-rectangular, and obliquely rhombic (mixed together), 10-12 x 6-9 µm, smaller at the margins, extending in a few marginal rows nearly to the apex. Sporophyte unknown.