Revision as of 21:18, 16 December 2019 by FNA>Volume Importer
Plants medium-sized. Stems 3–5 cm, regularly to irregularly pinnate, branches 0.3–0.7 cm. Stem leaves ovate, plicate, 1.1–1.8 mm; margins strongly revolute to near apex; costa double, distinct; medial laminal cells 30–40 × 4–5 µm.
Phenology: Capsules mature Jul–Sep.
Habitat: Open sites, earth, rock faces, epiphytic on tree bases, logs in forests, commonly calcicole but not confined to calcareous substrates
Elevation: low to high elevations
Distribution
Greenland, Alta., B.C., Man., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., Que., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., S.Dak., Tex., Utah, Wash., Wyo., s South America, Europe, Asia, Antarctica.
Discussion
Variety revolutum produces sporophytes in summer.
Selected References
None.
Lower Taxa
None.