View source for Ptychostomum cryophilum

{{Treatment/ID
|accepted_name=Ptychostomum cryophilum
|accepted_authority=(Mårtensson) J. R. Spence
|publications={{Treatment/Publication
|title=Phytologia
|place=87: 20. 2005
|year=2005
}}
|basionyms={{Treatment/ID/Basionym
|name=Bryum cryophilum
|authority=Mårtensson
|rank=species
|publication_title=Kungl. Svenska Vetenskapsakad. Avh. Naturskyddsärenden.
|publication_place=15(2): 183. 1956
}}
|synonyms=
|hierarchy=Bryaceae;Ptychostomum;Ptychostomum subg. Ptychostomum;Ptychostomum cryophilum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Bryaceae]]</div><div class="higher-taxon"><small>genus</small>[[Ptychostomum]]</div><div class="higher-taxon"><small>subgenus</small>[[Ptychostomum subg. Ptychostomum]]</div><div class="higher-taxon"><small>species</small>[[Ptychostomum cryophilum]]</div></div>
|volume=Volume 28
|mention_page=page 167, 171
|treatment_page=page 170
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>in dense swelling turfs, red, red-green, or red-yellow. <b>Stems</b> 2–4(–6) cm, fertile stems comose, innovations evenly foliate. <b>Leaves</b> yellow-green to pink or red, dark red-brown with age, somewhat distant, older leaves ± imbricate, younger leaves strongly contorted to shrunken when dry, ovate, strongly concave, 0.5–3 mm, not much enlarged toward stem apex; base green, weakly decurrent; margins plane or weakly revolute in proximal 1/4, limbidium strong, in 2 or 3 rows; apex obtuse; costa percurrent or sometimes not reaching apex, apiculus absent; proximal laminal cells rectangular, 3–4:1; medial and distal cells irregular, 15–22(–25) µm wide, 2–3:1, walls thin. <b>Specialized</b> asexual reproduction absent. <b>Sexual</b> condition dioicous. <b>Seta</b> red, 2–4 cm, slender, straight to somewhat flexuose. <b>Capsule</b> yellow-brown to brown, ovate to obovate, symmetric, 2–4 mm, mouth yellow-brown; operculum conic, weakly apiculate; peristome well developed; exostome teeth yellow-brown, lamellae straight, pores absent near base along mid line; endostome not adherent to exostome, basal membrane 1/2–2/3 exostome height, segments with ovate perforations, cilia long, appendiculate. <b>Spores</b> 16–20 µm, pale yellow.</span><!--

-->{{Treatment/Body
|phenology=Capsules mature Jul–Aug.
|habitat=Wet soil, rock in streams, wetlands, late melting snow beds
|elevation=low to high elevations (0-2000 m)
|distribution=Greenland;Alta.;B.C.;N.W.T.;Nunavut;Yukon;Alaska;Eurasia (arctic regions;India;Mongolia;Nepal).
|discussion=<p><i>Ptychostomum cryophilum</i> is distinguished by the densely compact red turfs, ovate concave leaves, and weak costae. The costae are red; the proximal laminal cells are narrower than the more distal cells.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Ptychostomum cryophilum
|authority=(Mårtensson) J. R. Spence
|rank=species
|parent rank=subgenus
|synonyms=
|basionyms=Bryum cryophilum
|family=Bryaceae
|phenology=Capsules mature Jul–Aug.
|habitat=Wet soil, rock in streams, wetlands, late melting snow beds
|elevation=low to high elevations (0-2000 m)
|distribution=Greenland;Alta.;B.C.;N.W.T.;Nunavut;Yukon;Alaska;Eurasia (arctic regions;India;Mongolia;Nepal).
|reference=None
|publication title=Phytologia
|publication year=2005
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V28/V28_270.xml
|genus=Ptychostomum
|subgenus=Ptychostomum subg. Ptychostomum
|species=Ptychostomum cryophilum
}}<!--

-->[[Category:Treatment]][[Category:Ptychostomum subg. Ptychostomum]]