Roellobryon

Plants large, scattered individuals or open turfs, usually pale green. Leaves shrunken to imbricate or somewhat contorted when dry, erect-spreading when moist; laminal cells 2–4:1. Seta yellowish, becoming red-brown with age, long, straight. Capsule brown; exothecial cells near mouth quadrate or short-rectangular, walls thick, often reddish, in 4 or 5 rows; proximal cells longer, long-rectangular, walls somewhat sinuate. Spores 10–18 µm, smooth to finely papillose, pale yellow-brown.

Distribution

w North America.

Discussion

Species 1.

Selected References

None.

Lower Taxa

Roellobryon roellii