Flora of North America species comparison

leaves triangular-lingulate, 1.2–1.6 mm, broadly apex acute to narrowly truncate and toothed, border narrow or indistinct at base (less than 0.25 the width);

hyaline cells rhomboid, mostly 0–1-septate;

convex surface with membrane pleats, concave surface with 1–3 rounded membrane gaps occupying most of cell.

leaves 1.2 mm or more, broadly triangular to triangular-lingulate, 1.2 or more, apex acute, border broad at base (more than 0.25 width);

hyaline cells mostly efibrillose, 1–2-septate.

somewhat 5-ranked.

uncrowded, 5-ranked.

ovate-lanceolate, 1.3–2 mm, strongly concave, apex strongly involute;

margins entire to somewhat toothed near apex, hyaline cells on convex surface with numerous ringed elliptic pores (6–10) along commissures, concave surface mostly aporose except near margins;

Sexual condition dioicous or monoicous.

ovate-lanceolate, 0.7 mm or more, straight, concave, loosely involute from apex to middle or near base;

concave surface with few (2–4) small, rounded, or elliptic pores, especially in cell angles, concave surface aporose or with 1–2 pores at cell ends.

unknown.

21–23 µm; minutely papillose.

unknown.

fascicles with 2 spreading and 1–2 pendent branches.

fascicles with 2 spreading and 1 pendent branch.