title: Ophiostoma
text: # Ophiostoma
  
  Ophiostoma è un genere di funghi (detto anche ceratostomella) ascomiceti.
  
  Comprende l'Ophiostoma piliferum, un parassita delle conifere a cui provoca l'azzurramento del legno e l'Ophiostoma ulmi la cui forma conidica, nota come Graphium ulmi, causa ai tronchi gli effetti della grafiosi.
  
  ## Specie di Ophiostoma
  
  La specie tipo è Ophiostoma piliferum (Fr.) Syd. & P. Syd. (1919), altre specie sono:
  
  * Ophiostoma abieticola Yamaoka & Masuya (2004)
  * Ophiostoma abietinum Marm. & Butin (1990)
  * Ophiostoma abiocarpum (R.W. Davidson) T.C. Harr. (1987), [RSD]
  * Ophiostoma adjuncti (R.W. Davidson) T.C. Harr. (1987), [RSD]
  * Ophiostoma aenigmaticum K. Jacobs, M.J. Wingf. & Yamaoka (1998), [RSD]
  * Ophiostoma africanum G.J. Marais & M.J. Wingf. (2001)
  * Ophiostoma ainoae H. Solheim (1986), [RSD]
  * Ophiostoma albidum Math.-Käärik (1954)
  * Ophiostoma americanum K. Jacobs & M.J. Wingf. (1997), [RSD]
  * Ophiostoma araucariae (Butin) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma aurorae X.D. Zhou & M.J. Wingf. (2006)
  * Ophiostoma bacillisporum (Butin & G. Zimm.) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma bicolor R.W. Davidson & D.E. Wells (1955), [RSD]
  * Ophiostoma botuliforme Masuya (2003)
  * Ophiostoma bragantinum Pfenning & Oberw. (1993), [RSD]
  * Ophiostoma brevicolle (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma brunneociliatum Math.-Käärik (1954), [RSD]
  * Ophiostoma brunneum (R.W. Davidson) Georg Hausner & J. Reid (2003)
  * Ophiostoma californicum (DeVay, R.W. Davidson & W.J. Moller) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma canum (Münch) Syd. & P. Syd., [RSD]
  * Ophiostoma capense M.J. Wingf. & P.S. van Wyk (1993), [RSD]
  * Ophiostoma carpenteri J. Reid & Hausner (2003)
  * Ophiostoma castaneae (Vanine{?} & Solovjev) Nannf. (1934)
  * Ophiostoma catonianum Goid. (1935)
  * Ophiostoma clavatum Math.-Käärik (1951), [RSD]
  * Ophiostoma columnare (Olchow. & J. Reid) Seifert & G. Okada (1999)
  * Ophiostoma concentricum (Olchow. & J. Reid) Georg Hausner & J. Reid (2003)
  * Ophiostoma conicola Marm. & Butin (1990)
  * Ophiostoma crenulatum (Olchow. & J. Reid) Georg Hausner & J. Reid (2003)
  * Ophiostoma crenulatum (Olchow. & J. Reid) K. Jacobs (2003)
  * Ophiostoma cuculatum H. Solheim (1986), [RSD]
  * Ophiostoma cucullatum H. Solheim (1986), [RSD]
  * Ophiostoma distortum (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma epigloeum (Guerrero) de Hoog (1974), [RSD]
  * Ophiostoma europhioides (E.F. Wright & Cain) H. Solheim (1986), [RSD]
  * Ophiostoma exiguum (Hedgc.) Syd. & P. Syd.
  * Ophiostoma fasciatum (Olchow. & J. Reid) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma flexuosum H. Solheim (1986), [RSD]
  * Ophiostoma francke-grosmanniae (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma fusiforme Aghayeva & M.J. Wingf. (2004)
  * Ophiostoma galeiforme (B.K. Bakshi) Math.-Käärik (1954), [RSD]
  * Ophiostoma gossypinum (R.W. Davidson) J.J. Taylor (1976)
  * Ophiostoma gossypinum var. gossypinum (R.W. Davidson) J.J. Taylor (1976)
  * Ophiostoma gossypinum var. robustum R.W. Davidson
  * Ophiostoma grande Samuels & E. Müll. (1979), [RSD]
  * Ophiostoma grandifoliae (R.W. Davidson) T.C. Harr. (1987)
  * Ophiostoma himal-ulmi Brasier & M.D. Mehrotra (1995), [RSD]
  * Ophiostoma huntii (Rob.-Jeffr.) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma hyalothecium (R.W. Davidson) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma japonicum Yamaoka & M.J. Wingf. (1997)
  * Ophiostoma kryptum K. Jacobs & Kirisits (2003)
  * Ophiostoma laricis Van der Westh., Yamaoka & M.J. Wingf. (1995), [RSD]
  * Ophiostoma leptographoides (R.W. Davidson) Arx (1952)
  * Ophiostoma lignorum (Wollenw.) Goid. (1935)
  * Ophiostoma longicollum Masuya (1998)
  * Ophiostoma longisporum (Olchow. & J. Reid) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma lunae (Kitaj.) Arx (1952)
  * Ophiostoma lunatum Aghayeva & M.J. Wingf. (2004)
  * Ophiostoma manitobense J. Reid & Georg Hausner (2003)
  * Ophiostoma megalobrunneum (R.W. Davidson & Toole) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma merolinense (Georgev.) Nannf. (1934)
  * Ophiostoma microcarpum Yamaoka & Masuya (2004)
  * Ophiostoma microsporum (R.W. Davidson) Arx (1952), [RSD]
  * Ophiostoma multiannulatum (Hedgc. & R.W. Davidson) Hendr. (1937), [RSD]
  * Ophiostoma narcissi Limber (1950), [RSD]
  * Ophiostoma neglectum R. Kirschner & Oberw. (1999), [RSD]
  * Ophiostoma nigrogranum Masuya (2003)
  * Ophiostoma nigrum (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma nikkoense Yamaoka & Masuya (2004)
  * Ophiostoma novae-zelandiae (L.J. Hutchison & J. Reid) Rulamort (1990)
  * Ophiostoma novo-ulmi Brasier (1991), [RSD]
  * Ophiostoma novo-ulmi subsp. americana Brasier & S.A. Kirk (2001)
  * Ophiostoma novo-ulmi subsp. novo-ulmi Brasier (1991)
  * Ophiostoma olivaceapini (R.W. Davidson) Seifert & G. Okada (1999)
  * Ophiostoma olivaceum Math.-Käärik (1951), [RSD]
  * Ophiostoma pallidobrunneum (Olchow. & J. Reid) Georg Hausner & J. Reid (2003)
  * Ophiostoma paradoxum (Dade) Nannf. (1934), (= Ceratocystis paradoxa), [RSD]
  * Ophiostoma parvum (Olchow. & J. Reid) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma penicillatum (Grosmann) Siemaszko (1939), [RSD]
  * Ophiostoma perfectum (R.W. Davidson) de Hoog (1974), [RSD]
  * Ophiostoma persicinum Govi & Di Caro (1953)
  * Ophiostoma piceae (Münch) Syd. & P. Syd. (1919), [RSD]
  * Ophiostoma piceaperdum (Rumbold) Arx (1952), [RSD]
  * Ophiostoma polonicum Siemaszko (1939), [RSD]
  * Ophiostoma polyporicola Constant. & Ryman (1989), [RSD]
  * Ophiostoma ponderosae (T.E. Hinds & R.W. Davidson) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma populinum (T.E. Hinds & R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma protearum G.J. Marais & M.J. Wingf. (1997)
  * Ophiostoma pseudominus (Olchow. & J. Reid) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma pseudonigrum (Olchow. & J. Reid) Georg Hausner & J. Reid (2003)
  * Ophiostoma pseudotsugae (Rumbold) Arx (1952)
  * Ophiostoma pulvinisporum X.D. Zhou & M.J. Wingf. (2004)
  * Ophiostoma pusillum Masuya (2003)
  * Ophiostoma radiaticola J.J. Kim, Seifert & G.H. Kim (2005)
  * Ophiostoma rollhansenianum J. Reid, Eyjólfsd. & Georg Hausner (2003)
  * Ophiostoma roraimense Samuels & E. Müll. (1979), [RSD]
  * Ophiostoma rostrocoronatum (R.W. Davidson & Eslyn) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma rostrocylindricum (R.W. Davidson) Arx (1952)
  * Ophiostoma sagmatospora (E.F. Wright & Cain) H. Solheim (1986)
  * Ophiostoma serpens (Goid.) Arx (1952), [RSD]
  * Ophiostoma seticolle (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma setosum Uzunovic, Seifert, S.H. Kim & C. Breuil (2000)
  * Ophiostoma simplex K. Jacobs & M.J. Wingf. (1997)
  * Ophiostoma sparsum (R.W. Davidson) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma spinosum P.F. Cannon (1997), [RSD]
  * Ophiostoma splendens G.J. Marais & M.J. Wingf. (1994), [RSD]
  * Ophiostoma ssiori Masuya, Kubono & Ichihara (2003)
  * Ophiostoma subalpinum Ohtaka & Masuya (2002)
  * Ophiostoma subannulatum Livingston & R.W. Davidson (1987)
  * Ophiostoma tetropii Math.-Käärik (1951), [RSD]
  * Ophiostoma torticiliatum (Olchow. & J. Reid) Seifert & G. Okada (1999)
  * Ophiostoma torulosum (Butin & G. Zimm.) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma tremuloaureum (R.W. Davidson & T.E. Hinds) de Hoog & R.J. Scheff. (1984), [RSD]
  * Ophiostoma triangulosporum Butin (1978), [RSD]
  * Ophiostoma truncicola R.W. Davidson (1955)
  * Ophiostoma ulmi (Buisman) Nannf. (1934), [RSD]
  * Ophiostoma valdivianum (Butin) Rulamort (1986), [RSD]
  * Ophiostoma variosporum (R.W. Davidson) Arx (1952)
  * Ophiostoma verrucosum Gebhardt, R. Kirschner & Oberw. (2002)
  * Ophiostoma vescum (R.W. Davidson) Georg Hausner, J. Reid & Klassen (1993)
  * Ophiostoma wageneri (Goheen & F.W. Cobb) T.C. Harr. (1987), [RSD]
  