Rhytidiadelphus squarrosus

(Hedwig) Warnstorf

Krypt.-Fl. Brandenburg 2: 918. 1906

Selected by author to be illustrated
Basionyms: Hypnum squarrosum Hedwig Sp. Musc. Frond., 281. 1801
Treatment appears in FNA Volume 28. Treatment on page 334. Mentioned on page 34, 331.
Click plate for higher resolution version.
Illustrator: Patricia M. Eckel
Plants to 15 cm, soft. Stems 2–4 mm wide across leafy stem, remotely branched to irregularly pinnate, branches to 1.2 cm. Stem leaves strongly squarrose-recurved, crowded (stem concealed by leaves), ovate, not plicate or rugose, 2.4–4.2 × 1.1–1.9 mm; base subsheathing, rounded to insertion; apex narrowed, acumen long, channeled; costa to 1/3 leaf length; alar cells distinct, shorter, wider than basal cells, walls thin, not porose; medial laminal cells 45–80 × 5–7 µm, smooth. Branch leaves ovate to lanceolate, 1.2–2.3 × 0.4–0.9 mm. Capsule ovoid, 1.2–2.2 mm.

Habitat: Usually near coast on sand, open to partially shaded sites, soil, rock, grassy areas behind beach, salt marsh, sea shelf, headlands, open thickets, forests, grassy disturbed areas, lawns, pastures, golf courses
Elevation: low to moderate elevations (0-300 m)

Distribution

V28 519-distribution-map.gif

Greenland, B.C., Nfld. and Labr. (Nfld.), Alaska, Oreg., Wash., Eurasia, Atlantic Islands, Pacific Islands (New Zealand), Australia (Tasmania).

Discussion

References

None.

Lower Taxa

No lower taxa listed.

AuthorJoseph R. Rohrer +
Authority(Hedwig) Warnstorf +
BasionymsHypnum squarrosum +
DistributionGreenland +, B.C. +, Nfld. and Labr. (Nfld.) +, Alaska +, Oreg. +, Wash. +, Eurasia +, Atlantic Islands +, Pacific Islands (New Zealand) + and Australia (Tasmania). +
Elevationlow to moderate elevations (0-300 m) +
HabitatUsually near coast on sand, open to partially shaded sites, soil, rock, grassy areas behind beach, salt marsh, sea shelf, headlands, open thickets, forests, grassy disturbed areas, lawns, pastures, golf courses +
IllustratorPatricia M. Eckel +
Publication titleKrypt.-Fl. Brandenburg +
Publication year1906 +
ReferenceNone +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse grained fna xml/V28/V28 519.xml +
Special statusSelected by author to be illustrated +
SynonymsHylocomiadelphus +
Taxon familyHylocomiaceae +
Taxon nameRhytidiadelphus squarrosus +
Taxon parentRhytidiadelphus +
Taxon rankspecies +
VolumeVolume 28 +