Craterium leucocephalum
Species: Craterium leucocephalum (Pers.) Ditmar Go Back
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Description:
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SPORANGIA: height 1 to1.5 mm., more or less obovoid or turbinate, stalked, erect, white above and brown or reddish brown below, sometimes free of lime in the upper part and then yellowish; lid white, convex, often well developed; sporangial wall thin, yellow, firmer and darker below, usually with lime in the upper part.

STALK: cylindrical, plicate, translucent, reddish brown, 0.3 to 0.5 mm. long, rising from a circular hypothallus.

CAPILLITIUM: of large irregular, white lime nodes, rarely yellow, connected by threads with flattened expansions at the axils, often with a prominent pseudo-columella.

 
SPORES: Violet-brown, minutely warted, 7-9 µm in diameter.

PLASMODIUM:
Yellow.
ECOLOGY: On dead leaves and twigs, sometimes on wood.

DISTRIBUTION: Cosmopolitan, known from Auckland and Taupo.
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Macro images:
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Craterium leucocephalumScale bar
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 Scale = 0.42 mm.
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Craterium leucocephalumScale bar 
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 Scale = 0.75 mm.
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Scale bar 
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 Scale = 0.6 mm.
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Scale bar 
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 Scale = 0.5 mm.
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Micro images: 
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Craterium leucocephalum 
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Spores:Magnification = 1000x
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