Herzogiella seligeri

Plants in thin mats, light green to yellowish. Stems 3 cm, 1.5–3 mm wide, creeping to ascending. Leaves wide-spreading in several rows, not plicate, 1–2.5 × 0.5–0.9 mm; base not decurrent or 1–3 cells indistinctly decurrent; margins serrulate to serrate; alar cells quadrate to short-rectangular, sometimes rounded to oval and inflated, 17–48 × 12–26 µm, green; basal laminal cell walls pitted, indistinctly pitted distally, sometimes pits absent; medial cells 30–70 × 5–7 µm. Sexual condition autoicous. Seta light brown to red, 1.5–2.5 cm. Capsule inclined, light brown to reddish, cylindric, strongly arcuate, 2–3.5 × 0.5–0.8 mm, contracted below mouth when dry; operculum conic, 0.4–0.6 mm. Spores 12–22 µm.

Phenology: Capsules mature summer.
Habitat: Coniferous or Alnus-Acer woods, rotten logs, base of trees
Elevation: moderate to high elevations (300-1900 m)

Distribution

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Alta., B.C., Idaho, Mont., Oreg., Wash., Europe, Asia.

Discussion

Herzogiella seligeri is distinguished by the wide-spreading leaves that appear in several rows and the long (2–3.5 mm), arcuate capsules. The species occurs in the flora area only in northwestern North America west of the Rocky Mountains at elevations usually below 900 m.

Selected References

None.

Lower Taxa

None.