Difference between revisions of "Polytrichastrum formosum var. formosum"
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|accepted_name=Polytrichastrum formosum var. formosum | |accepted_name=Polytrichastrum formosum var. formosum | ||
| − | |accepted_authority= | + | |accepted_authority= |
|publications= | |publications= | ||
|basionyms= | |basionyms= | ||
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|habitat=Low to moderate elevations (0-500 m) | |habitat=Low to moderate elevations (0-500 m) | ||
|distribution=B.C.;N.B.;Ont.;Alaska;Wash.;Europe;sw Asia (Caucasus Mountains;s Russia;Turkey);n Africa (Algeria);Atlantic Islands (Iceland;Macaronesia). | |distribution=B.C.;N.B.;Ont.;Alaska;Wash.;Europe;sw Asia (Caucasus Mountains;s Russia;Turkey);n Africa (Algeria);Atlantic Islands (Iceland;Macaronesia). | ||
| − | |discussion=<p>Variety formosum is rare in North America, and its distribution and ecology poorly documented. It may possibly be an introduction, like Atrichum undulatum, another common European species believed to be introduced here.</p> | + | |discussion=<p>Variety formosum is rare in North America, and its distribution and ecology poorly documented. It may possibly be an introduction, like <i>Atrichum undulatum</i>, another common European species believed to be introduced here.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Polytrichastrum formosum var. formosum | name=Polytrichastrum formosum var. formosum | ||
| − | + | |authority= | |
| − | |authority= | ||
|rank=variety | |rank=variety | ||
|parent rank=species | |parent rank=species | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V27/V27_158.xml |
|genus=Polytrichastrum | |genus=Polytrichastrum | ||
|species=Polytrichastrum formosum | |species=Polytrichastrum formosum | ||
Latest revision as of 21:24, 5 November 2020
Plants medium to large and robust. Stems 5–10(–20) cm. Leaves 6–12 mm, subsquarrose and broadly spreading-recurved when moist; marginal lamina 2–5 cells wide, erect; lamellae 5–7 cells high, entire, the marginal cells rounded and ± thick-walled. Sexual condition dioicous. Capsule short rectangular, yellowish to brownish; hypophysis cylindric, delimited by a shallow groove; peristome teeth 64, very regular in form.
Habitat: Low to moderate elevations (0-500 m)
Distribution
B.C., N.B., Ont., Alaska, Wash., Europe, sw Asia (Caucasus Mountains, s Russia, Turkey), n Africa (Algeria), Atlantic Islands (Iceland, Macaronesia).
Discussion
Variety formosum is rare in North America, and its distribution and ecology poorly documented. It may possibly be an introduction, like Atrichum undulatum, another common European species believed to be introduced here.
Selected References
None.