Flora of North America species comparison

1–5 cm.

3–5 cm.

imbricate or distal leaves divaricate when dry, spreading to recurved when moist, narrowly ovate-lanceolate to lanceolate, distal lamina 2-stratose toward costa, 3- or 4-stratose at margins, 2–6.5 mm;

margins coarsely doubly serrate distally;

costa excurrent to long-excurrent, abaxial surface rough;

inner basal laminal cells elongated oblong;

distal cells short-rectangular to linear, to 45 × 3–7 µm, prorulose at both ends.

erect, imbricate when dry, spreading when moist, narrowly lanceolate, distal lamina 1 (or 2)-stratose at margins, 2.5–4.5 mm;

margins singly or doubly serrate distally;

costa percurrent or short-excurrent, abaxial surface smooth;

inner basal laminal cells quadrate or short-rectangular;

distal cells rectangular to oblong, 25 × 4–10 µm, smooth or few cells bearing low prorulae on abaxial side.

0.5–1.2 cm.

2–3 mm;

operculum short-conic;

peristome absent.

2–2.8 mm;

operculum conic-obtuse;

peristome usually absent, when present variously developed, usually broken, sometimes as low thin membrane below mouth.

23–28 µm].

18–32 µm.