View source for Orthotrichum pycnophyllum

{{Treatment/ID
|accepted_name=Orthotrichum pycnophyllum
|accepted_authority=Schimper
|publications={{Treatment/Publication
|title=in J. K. A. Müller, Syn. Musc. Frond.
|place=1: 709. 1849
|year=1849
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Orthotrichum lozanoi
|authority=Cardot
|rank=species
}} {{Treatment/ID/Synonym
|name=O. lozanoi var. lutescens
|authority=Cardot
|rank=variety
}} {{Treatment/ID/Synonym
|name=O. pycnophyllum var. lutescens
|authority=(Cardot) Grout
|rank=variety
}} {{Treatment/ID/Synonym
|name=O. recurvans
|authority=
|rank=species
}}
|hierarchy=Orthotrichaceae;Orthotrichum;Orthotrichum pycnophyllum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Orthotrichaceae]]</div><div class="higher-taxon"><small>genus</small>[[Orthotrichum]]</div><div class="higher-taxon"><small>species</small>[[Orthotrichum pycnophyllum]]</div></div>
|volume=Volume 28
|mention_page=page 47, 70
|treatment_page=page 64
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>0.8–4 cm. <b>Stem</b> leaves loosely erect-spreading when dry, lanceolate, 2.5–4 mm; margins revolute to just below apex, often wavy and slightly notched near apex; apex gradually acuminate to long acuminate-cuspidate; basal laminal cells elongate, walls thick, nodose; distal cells 7–13 µm, 1-stratose, papillae 1 or 2 per cell, conic, size moderate. <b>Specialized</b> asexual reproduction absent. <b>Sexual</b> condition gonioautoicous. <b>Seta</b> 1–1.5 mm. <b>Capsule</b> immersed to fully exserted, usually 1/2–1/4 emergent, oblong-ovate to cylindric, 1.5–2 mm, smooth to slightly 8-ribbed; stomata superficial; peristome double; prostome absent; exostome teeth 16, separate to base, recurved, acute, obscurely and densely papillose; endostome segments 16, separate to base, well developed, thick, stout, of 2 rows of cells, narrower than exostome teeth, usually not erose, yellowish brown, coarsely papillose. <b>Calyptra</b> conic-oblong, smooth, moderately hairy, hairs smooth. <b>Spores</b> 17–29 µm.</span><!--

-->{{Treatment/Body
|habitat=Branches and trunks of trees
|elevation=moderate to high elevations (500-2000 m)
|distribution=Ariz.;N.Mex.;Tex.;Mexico;Central America (Guatemala;Panama);South America.
|discussion=<p>Distinguishing features of <i>Orthotrichum pycnophyllum</i> are the 16 exostome teeth that are not connate at the base to form a membrane as in <i>O. keeverae</i>, 16 endostome segments, and a slightly ribbed capsule that is usually 3/4 emergent.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Orthotrichum pycnophyllum
|authority=Schimper
|rank=species
|parent rank=genus
|synonyms=Orthotrichum lozanoi;O. lozanoi var. lutescens;O. pycnophyllum var. lutescens;O. recurvans
|basionyms=
|family=Orthotrichaceae
|habitat=Branches and trunks of trees
|elevation=moderate to high elevations (500-2000 m)
|distribution=Ariz.;N.Mex.;Tex.;Mexico;Central America (Guatemala;Panama);South America.
|reference=None
|publication title=in J. K. A. Müller, Syn. Musc. Frond.
|publication year=1849
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V28/V28_92.xml
|genus=Orthotrichum
|species=Orthotrichum pycnophyllum
}}<!--

-->[[Category:Treatment]][[Category:Orthotrichum]]