Flora of North America species comparison

to 20 mm, central strand absent.

10–25 mm, central strand absent.

oblong to elliptic, 4–6 mm, apices broadly acute to rounded, mucronate to cuspidate, margins recurved below mid-leaf;

costa excurrent or subpercurrent, narrow;

laminal cells 10–20 µm,;

basal cells rectangular, 50–120 µm, smooth;

basal marginal cells weakly differentiated below, in 4–8 rows, elongate, smooth.

ligulate to lingulate or narrowly lanceolate, 3.5–5.5 mm, apices broadly acute to rounded, mucronate to apiculate, margins irregularly recurved or sometimes plane;

costa excurrent to percurrent or subpercurrent;

laminal cells 9–14 µm;

basal cells rectangular, 40–110 µm, papillose more or less in rows across leaf above;

basal marginal cells not differentiated, papillose.

4–14 mm, yellow to yellowish brown.

6–19 mm, dark red.

cylindric, 2–3 mm, smooth, constricted below mouth, yellowish brown, exothecial cells rectangular, 50–120 µm;

peristome single, yellowish red to hyaline, 16 teeth, lanceolate, to 0.3 mm high, papillose, erect;

operculum 1–1.5 mm.

cylindric, 3–4 mm, smooth, yellowish brown, exothecial cell walls rectangular, thickened;

peristome double, yellowish brown, 16 teeth, linear-lanceolate, 0.5 mm, papillose, erect, endostome without basal membrane, fused to teeth, papillose, almost as long as teeth;

operculum 2 mm.

3–7 mm, fringed at base, smooth or rarely papillose at apex.

5–7 mm, lacerate at base, papillose from apex to mid body.

30–40 µm, plicae and pitted, brownish yellow.

20–26 µm, warty-papillose yellowish brown.

asexual reproduction absent.

asexual reproduction absent.