灰蘚屬

灰蘚屬（學名：Hypnum），是灰蘚科下的一個屬。本屬大約有60種，大多分布於世界亞熱帶和溫帶地區的松林林地、草叢下，具土岩面及樹幹基部。中國有15種，在長江流域以南，常常與鐵芒萁或石蕊成群落生長。

灰蘚屬
科學分類
界：	植物界 Plantae
門：	蘚類植物門 Bryophyta
綱：	真蘚綱 Bryopsida
目：	灰蘚目 Hypnales
科：	灰蘚科 Hypnaceae
屬：	灰蘚屬 Hypnum Hedw.
種
見正文
異名
Cupressina J.K.A.Müller, 1896 Cupressina Müll.Hal.

下屬物種

本屬包括以下物種：

• Hypnum aemulans Breidler in Limpricht, 1899
• Hypnum alternans Bridel, 1801
• Hypnum aluminicola C. Müller, 1851
• Hypnum amabile Hampe, 1869
• Hypnum andoi A. J. E. Smith, 1981 [1982]
• Hypnum austrostramineum C. Müller in Neumayer, 1890
• 鐮葉灰蘚 Hypnum bambergeri W. P. Schimper, 1860
• Hypnum bicolor Bélanger, 1834
• Hypnum bizotii Ochyra, 1984
• Hypnum boryanum Schwaegrichen, 1816
• Hypnum brachythecium Hampe & Lorentz, 1868
• 鈣生灰蘚 Hypnum calcicola Ando, 1958
• 尖葉灰蘚 Hypnum callichroum Bridel, 1827
• Hypnum campoanum Brotherus, 1925
• Hypnum caperatum Jaeger, 1880
• Hypnum cariosum Roy in Austin, 1878
• Hypnum cataractarum Sendtner, 1840
• Hypnum celatum Jaeger, 1880
• Hypnum chrysogaster C. Müller, 1851
• 拳葉灰蘚 Hypnum circinale W. J. Hooker, 1819
• 柏狀灰蘚 Hypnum cupressiforme Hedwig, 1801
• Hypnum curvifolium Hedwig, 1801
• Hypnum deflectens Stirton, 1910
• 密枝灰蘚 Hypnum densirameum Ando, 1957
• Hypnum dieckei Renauld & Cardot, 1890,
• Hypnum eccremocarpum C. Müller, 1851
• Hypnum emodi-fertile Brotherus ex Ando, 1973
• 傅氏灰蘚 Hypnum fauriei Cardot, 1904，東亞灰蘚
• 多蒴灰蘚 Hypnum fertile Sendtner, 1841
• Hypnum formianum (Fiorini-Mazzanti) W. P. Schimper, 1876
• Hypnum franchetti W. P. Schimper ex Bescherelle, 1893
• Hypnum freuchenianum Hornschuch, 1825
• Hypnum fuegianum (Mitten) C. Müller, 1885
• 長喙灰蘚 Hypnum fujiyamae Paris, 1900
• Hypnum gebhardii Sprengel, 1807
• Hypnum gelidum (Bryhn) H. A. Möller, 1907
• Hypnum geminum Lesquereux & T. P. James, 1884
• Hypnum gracilirameum C. Müller ex Renauld, 1898
• Hypnum hampei Kindberg, 1888
• 彎葉灰蘚 Hypnum hamulosum W. P. Schimper in B.S.G., 1854，多生長在樹基。
• Hypnum hercynicum (Milde) Hampe, 1873
• Hypnum heseleri Ando & Higuchi, 1994
• Hypnum hildebrandtii C. Müller, 1876
• Hypnum holmenii Ando, 1994
• Hypnum imponens Hedwig, 1801
• Hypnum imponentiforme Kindberg, 1900
• Hypnum inflectens Bridel, 1812
• Hypnum intortoplicatum Lobarzewski, 1847
• Hypnum jutlandicum Holmen & Warncke in Damsholt, Holmen & Warncke, 1969
• 屈尺灰蘚 Hypnum kushakuense Cardot, 1905，凹葉灰蘚
• Hypnum lamarckii Lamarck & A. P. de Candolle, 1805
• 美灰蘚 Hypnum leptothallum (Müll. Hal.) Paris
• Hypnum lutescens (Philibert in Husnot) H. A. Möller, 1907
• 粗雌灰蘚 Hypnum macrogynum Bescherelle, 1892，長蒴灰蘚
• Hypnum moenkemeyeri C. Müller, 1886
• Hypnum mukahivense W. P. Schimper in Jardin, 1875
• Hypnum napoanum De Notaris, 1859
• Hypnum nelsonii Paris, 1896
• Hypnum nervosum Palisot de Beauvois, 1818
• Hypnum obsoletinerve Kindberg, 1905
• 南亞灰蘚 Hypnum oldhamii Jaeger, 1880
• 黃灰蘚 Hypnum pallescens Palisot de Beauvois, 1805
• Hypnum patulum C. Müller, 1847
• Hypnum pensilvanicum Poiret in Lamarck, 1813
• Hypnum plicaefolium Paris, 1900
• Hypnum plicatulum Jaeger, 1880
• 大灰蘚 Hypnum plumaeforme Wilson, 1848
• Hypnum pratense J. Koch ex Spruce, 1845
• Hypnum procerrimum Molendo, 1866
• Hypnum pseudosplendens Hampe, 1867
• Hypnum punae (C. Müller) Paris, 1900
• Hypnum radiatum Schwaegrichen, 1816
• 多毛灰蘚 Hypnum recurvatum Kindberg, 1891
• Hypnum resupinatum Taylor in Spruce, 1849
• 卷葉灰蘚 Hypnum revolutum Lindberg, 1867 [1866]，生於林下，土生或岩面薄土生。
• Hypnum rigidum Reinwardt & Hornschuch, 1829
• Hypnum riparioides Hampe, 1870
• Hypnum rotula Schwaegrichen in Gaudichaud in Freycinet, 1828
• Hypnum rubricaule Bridel, 1827
• Hypnum saitoi Ando, 1982
• 濕地灰蘚 Hypnum sakuraii Ando, 1958，櫻井灰蘚
• Hypnum sauteri W. P. Schimper in Sauter, 1850
• Hypnum saxetorum Mitten, 1859
• Hypnum schiedeanum C. Müller, 1851
• Hypnum setschwanicum Ando, 1973
• Hypnum sikkimense Ando, 1968
• Hypnum siphotheca C. Müller, 1858
• Hypnum skottsbergii Ando in Ando & Matteri, 1982
• Hypnum speciosum C. Müller, 1845
• Hypnum spegazzinii C. Müller, 1885
• Hypnum subchrysogaster Paris, 1900
• 溫帶灰蘚 Hypnum subimponens Lesquereux, 1865
• 擬梳灰蘚 Hypnum submolluscum Bescherelle, 1892
• Hypnum subpinnatum Hampe, 1881
• Hypnum subreptile Paris, 1900
• Hypnum thouinii Schwaegrichen, 1830
• Hypnum tristoviride Paris, 1900
• Hypnum uii Brotherus ex Iishiba, 1932
• Hypnum uncinulatum Juratzka, 1866
• Hypnum usagarum Mitten, 1886
• 直葉灰蘚 Hypnum vaucheri Lesquereux, 1846
• Hypnum vernicosum Hampe, 1836
• Hypnum wilhelmense E. B. Bartram, 1962