Species: Didymium listeri Massee Go Back
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Description:
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SPOROCARPS: Forming sporocarps or plasmodiocarps, sessile, pulvinate, 0.3-0.5 mm high, up to 15 mm long, white.

HYPOTHALLUS: inconspicuous.

PERIDIUM: double, the outer layer eggshell-like with a powdery layer of stellate crystals, the inner layer a delicate membrane.

COLUMELLA: either absent or represented by a thickened calcareous base to the myxocarp.

CAPILLITIUM: abundant, of rigid, dark brown threads connected by transverse bars, joined by pale tips to the peridium.

 
SPORES: violet-brown, 9-11 µm diam., minutely roughened.

PLASMODIUM: watery white.
HABITAT: leaf litter.

DISTRIBUTION: Cosmopolitan, , known from Auckland, Westland, Central Otago.
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Macro images:
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Didymium listeriScale bar  
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 Scale = 0.7 mm.
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Didymium listeriScale bar  
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 Scale = 0.7 mm.
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Didymium listeriScale bar  
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 Scale = 0.7 mm.
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Didymium listeri  
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Spores: Dark purplish brown by transmitted light, closely warted. 10 to 15 µm in diameter.Magnification = 1000x
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Didymium listeri  
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Capillitium: Magnification = 400x
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Didymium listeri  
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Capillitium: Showing some of the threads that make up Capillitium an crystals that are found within.Magnification = 400x
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