Comments
(
Inglês
)
fornecido por eFloras
Of species in sect. Cuspidata with range and ecology similar to that of Sphagnum flexuosum, S. angustifolium and S. recurvum have rounded stem leaves. In S. angustifolium the stem leaves are more triangular and rarely erose while the branch leaves are narrower and more strongly 5-ranked. Sphagnum recurvum also has narrower and more 5-ranked branch leaves than does S. flexuosum, as well as a much more strongly differentiated stem cortex. In S. flexuosum the branch leaves are only slightly recurved whereas in S. recurvum they are sharply recurved.
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Description
(
Inglês
)
fornecido por eFloras
Plants small to moderate-sized, slender and soft, lax, moderately weak to moderately stiff-stemmed; green, pale yellowish green, yellowish brown, grayish brown or reddish brown; capitulum typically compact and twisted in the middle like a ball of yarn, spreading branches curved giving a pinwheel appearance. Stems pale green to pale brown, rarely with pinkish red patches, superficial cortex of undifferentiated to slightly differentiated cells. Stem leaves triangular-lingulate to lingulate, 0.7-1.3 mm, appressed to stem, apex obtuse to broadly obtuse and erose to somewhat lacerate, hyaline cells efibrillose and nonseptate. Branches curved, unranked to less commonly (in wet-grown forms) 5-ranked, leaves not much elongate at distal end. Branch fascicles with 2(-3) spreading and 2 pendent branches. Branch stems green but sometimes reddish at proximal end, with cortex enlarged with conspicuous retort cells. Branch leaves ovate-lanceolate to broadly ovate-lanceolate, 1.5-2.5 mm, strongly undulate and moderately recurved when dry, straight; margin entire; greater than hyaline cells on convex surface with 1-2 pores per cell at cell apex, on concave surface with round wall thinnings in the cell ends and angles; chlorophyllous cells triangular in transverse section and typically just slightly exposed on the concave surface. Sexual condition dioicous. Spores 23-25 µm; moderately to coarsely papillose on both surfaces; proximal laesura approximately 0.5 spore radius.
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Synonym
(
Inglês
)
fornecido por eFloras
Sphagnum amblyphyllum (Russow) Zickendrath; S. fallax var. flexuosum (Dozy & Molkenboer) Nyholm; S. flexuosum var. ramosissimum R. E. Andrus; S. flexuosum var. recurvum Dozy & Molkenboer; S. recurvum subsp. amblyphyllum Russow; S. recurvum var. amblyphyllum (Russow) Warnstorf
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Sirorahkasammal
(
Finlandês
)
fornecido por wikipedia FI
Sirorahkasammal (Sphagnum flexuosum) on sammallaji. Se kuuluu Sphagnaceae-heimoon ja rahkasammalten sukuun. Yleisväritykseltään sirorahkasammal on vaaleanvihreä. Sen itiöpesäkkeet ovat melko harvinaisia, ja jos niitä on, ne ovat melko pieniä. Lajia esiintyy koko Suomessa Inaria ja Kittilää lukuun ottamatta.[2] Sitä kasvaa luhtaisilla ja lähteisillä nevoilla ja tulvarannoilla.[3] Uhanalaisuusluokittelussa laji on elinvoimainen.
Lähteet
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Sirorahkasammal: Brief Summary
(
Finlandês
)
fornecido por wikipedia FI
Sirorahkasammal (Sphagnum flexuosum) on sammallaji. Se kuuluu Sphagnaceae-heimoon ja rahkasammalten sukuun. Yleisväritykseltään sirorahkasammal on vaaleanvihreä. Sen itiöpesäkkeet ovat melko harvinaisia, ja jos niitä on, ne ovat melko pieniä. Lajia esiintyy koko Suomessa Inaria ja Kittilää lukuun ottamatta. Sitä kasvaa luhtaisilla ja lähteisillä nevoilla ja tulvarannoilla. Uhanalaisuusluokittelussa laji on elinvoimainen.
Sirorahkasammalta
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Torfowiec pogięty
(
Polonês
)
fornecido por wikipedia POL
Multimedia w Wikimedia Commons Torfowiec pogięty (Sphagnum flexuosum Dozy & Molk.) – gatunek mchu z rodziny torfowcowatych (Sphagnaceae). Występuje w Europie i Ameryce Północnej[3].
Ochrona
Gatunek jest objęty w Polsce ochroną od 2001 roku. W latach 2001–2004 podlegał ochronie częściowej, w latach 2004–2014 ochronie ścisłej, a od 2014 roku ponownie objęty jest ochroną częściową, na podstawie Rozporządzenia Ministra Środowiska z dnia 9 października 2014 r. w sprawie ochrony gatunkowej roślin[4][5][6].
Przypisy
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↑ B. Goffinet, W.R Buck, A.J. Shaw: Classification: mosses (ang.). University of Connecticut, 2008–. [dostęp 2015-05-24].
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↑ Sphagnum flexuosum (ang.). W: The Plant List [on-line]. [dostęp 2015-05-31].
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↑ Richard E. Andrus: Sphagnum flexuosum (ang.). W: Bryophyte Flora of North America vol. 1 [on-line]. [dostęp 2015-05-31].
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↑ Rozporządzenie Ministra Środowiska z dnia 11 września 2001 r. w sprawie listy gatunków roślin rodzimych dziko występujących objętych ochroną gatunkową ścisłą częściową oraz zakazów właściwych dla tych gatunków i odstępstw od tych zakazów (Dz.U. z 2001 r. nr 106, poz. 1167).
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↑ Rozporządzenie Ministra Środowiska z dnia 9 lipca 2004 r. w sprawie gatunków dziko występujących roślin objętych ochroną (Dz.U. z 2004 r. nr 168, poz. 1764).
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↑ Rozporządzenie Ministra Środowiska z dnia 9 października 2014 r. w sprawie ochrony gatunkowej roślin (Dz.U. z 2014 r. nr 0, poz. 1409).
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Torfowiec pogięty: Brief Summary
(
Polonês
)
fornecido por wikipedia POL
Torfowiec pogięty (Sphagnum flexuosum Dozy & Molk.) – gatunek mchu z rodziny torfowcowatych (Sphagnaceae). Występuje w Europie i Ameryce Północnej.
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- cc-by-sa-3.0
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- Autorzy i redaktorzy Wikipedii
Sphagnum flexuosum
(
Vietnamita
)
fornecido por wikipedia VI
Sphagnum flexuosum là một loài rêu trong họ Sphagnaceae. Loài này được Dozy & Molk. mô tả khoa học đầu tiên năm 1851.[1]
Hình ảnh
Chú thích
Liên kết ngoài
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Sphagnum flexuosum: Brief Summary
(
Vietnamita
)
fornecido por wikipedia VI
Sphagnum flexuosum là một loài rêu trong họ Sphagnaceae. Loài này được Dozy & Molk. mô tả khoa học đầu tiên năm 1851.
- licença
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- Wikipedia tác giả và biên tập viên