View source for Orthothecium chryseum

{{Treatment/ID
|accepted_name=Orthothecium chryseum
|accepted_authority=(Schwagrichen) Schimper in P. Bruch and W. P. Schimper
|publications={{Treatment/Publication
|title=in P. Bruch and W. P. Schimper, Bryol. Europ.
|place=5: 107. 1851
|year=1851
}}
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms={{Treatment/ID/Basionym
|name=Hypnum chryseum
|authority=Schwägrichen
|rank=species
|publication_title=in J. A. Schultes, Reise Glockner
|publication_place=2: 364. 1804 (as chryseon)
}}
|synonyms=
|hierarchy=Hypnaceae;Orthothecium;Orthothecium chryseum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Hypnaceae]]</div><div class="higher-taxon"><small>genus</small>[[Orthothecium]]</div><div class="higher-taxon"><small>species</small>[[Orthothecium chryseum]]</div></div>
|volume=Volume 28
|mention_page=page 556
|treatment_page=page 555
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>large, in tufts, golden. <b>Stems</b> 5–10 cm, 3 mm wide, erect or ascending, simple or sparingly branched. <b>Leaves</b> imbricate, ovate-lanceolate to ovate-triangular, strongly plicate, 1–5 mm; base slightly decurrent; margins partially recurved, entire; apex short-acuminate; ecostate or costa double, very short; basal laminal cells shorter, broader than medial cells, golden brown; medial cells linear, 84 × 6 µm. <b>Specialized</b> asexual reproduction absent. <b>Seta</b> golden brown. <b>Capsule</b> frequently slightly asymmetric, 1.5–1.8 mm. <b>Spores</b> 14–16 µm.</span><!--

-->{{Treatment/Body
|distribution=North America;n;c Europe;Asia (Russian Arctic);Atlantic Islands (Iceland).
|discussion=<p>Varieties 5 (2 in the flora).</p><!--
--><p><i>Orthothecium chryseum</i> has ovate-triangular perichaetial leaves. The sporophytes are infrequent; the capsules are ovoid-cylindric and contracted below the mouth when dry and empty.</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Leaves concave.
|[[Orthothecium chryseum var. chryseum|Orthothecium chryseum var. chryseum]]
|-id=key-0-1
|1
|Leaves cochleariform.
|[[Orthothecium chryseum var. cochleariifolium|Orthothecium chryseum var. cochleariifolium]]
|}
</div></div><!--

-->{{#Taxon:
name=Orthothecium chryseum
|authority=(Schwagrichen) Schimper in P. Bruch and W. P. Schimper
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Hypnum chryseum
|family=Hypnaceae
|distribution=North America;n;c Europe;Asia (Russian Arctic);Atlantic Islands (Iceland).
|reference=None
|publication title=in P. Bruch and W. P. Schimper, Bryol. Europ.
|publication year=1851
|special status=Illustrated
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V28/V28_863.xml
|genus=Orthothecium
|species=Orthothecium chryseum
}}<!--

-->[[Category:Treatment]][[Category:Orthothecium]]