Difference between revisions of "Hypnum revolutum var. revolutum"
Treatment appears in FNA Volume 28. Treatment on page 547.
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Revision as of 22:49, 27 May 2020
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.