View source for Rosulabryum laevifilum

{{Treatment/ID
|accepted_name=Rosulabryum laevifilum
|accepted_authority=(Syed) Ochyra
|publications={{Treatment/Publication
|title=Biodivers. Poland
|place=3: 162. 2003
|year=2003
}}
|basionyms={{Treatment/ID/Basionym
|name=Bryum laevifilum
|authority=Syed
|rank=species
|publication_title=J. Bryol.
|publication_place=7: 293, figs. 13, 14. 1973
}}
|synonyms=
|hierarchy=Bryaceae;Rosulabryum;Rosulabryum laevifilum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Bryaceae]]</div><div class="higher-taxon"><small>genus</small>[[Rosulabryum]]</div><div class="higher-taxon"><small>species</small>[[Rosulabryum laevifilum]]</div></div>
|volume=Volume 28
|mention_page=page 178, 182
|treatment_page=page 183
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>very small to medium-sized, bright green. <b>Stems</b> 0.3–1.5 cm, distinctly singly rosulate, innovations short, rosulate. <b>Leaves</b> of main rosette and innovations similar; irregularly shrunken or contorted but not spirally twisted around stem, erect-spreading when moist, obovate, flat, 0.4–3 mm; base decurrent; margins plane or recurved to mid leaf, serrulate distally, limbidium present, often weak, of 1 or 2 rows of cells; apex acute; costa highly variable, not reaching apex to short-excurrent in same rosette, awn slender when present, irregularly twisted when dry; proximal laminal cells long-rectangular in rosette leaves; medial and distal cells short-rhomboidal, 12–20 µm wide, 3–4:1, walls thin, not porose. <b>Specialized</b> asexual reproduction by gemmae in distal leaf axils or sometimes arising from leaves, green when young, brown when mature, finely papillose to ± smooth, and rhizoidal tubers, brown, (70–)100–200 µm. <b>Sexual</b> condition dioicous. <b>Capsule</b> inclined to nutant, brown to red-brown, subcylindric, 2–4 mm.</span><!--

-->{{Treatment/Body
|phenology=Capsules mature Apr–Aug.
|habitat=Bark, rotten wood, rock, soil
|elevation=low to high elevations (0-2500 m)
|distribution=Alta.;B.C.;Man.;Ont.;Que.;Sask.;Alaska;Ariz.;Ark.;Calif.;Colo.;Idaho.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Oreg.;Pa.;Tenn.;Utah;Vt.;Va.;Wash.;Wis.;Wyo.;Europe.
|discussion=<p><i>Rosulabryum laevifilum</i> is the most widespread species of the genus in the flora area with filiform gemmae, and it is the most common corticolous species. The sporophytes are rare. Specimens on bark are often very small compared with those on other substrates. See discussion under 8. <i>R. flaccidum</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Rosulabryum laevifilum
|authority=(Syed) Ochyra
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Bryum laevifilum
|family=Bryaceae
|phenology=Capsules mature Apr–Aug.
|habitat=Bark, rotten wood, rock, soil
|elevation=low to high elevations (0-2500 m)
|distribution=Alta.;B.C.;Man.;Ont.;Que.;Sask.;Alaska;Ariz.;Ark.;Calif.;Colo.;Idaho.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.C.;N.Dak.;Ohio;Oreg.;Pa.;Tenn.;Utah;Vt.;Va.;Wash.;Wis.;Wyo.;Europe.
|reference=None
|publication title=Biodivers. Poland
|publication year=2003
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V28/V28_294.xml
|genus=Rosulabryum
|species=Rosulabryum laevifilum
}}<!--

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