Apothecium sentence example

apothecium
  • We find two chief types of fruit bodies in the lichens, the perithecium and apothecium; the first when the fungal element is a member of the Pyrenomycetes division of the Ascomycetes, the second when the fungus belongs to the Discomycetes division.
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  • The two principal parts of which an apothecium consists are the hypothecium and the hymenium, or thecium.
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  • The hypothecium is the basal part of the apothecium on which the hymenium is borne; the latter consists of asci (thecae) with ascospores, and paraphyses.
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  • The apothecia, though of the normal fungal type and usually disk-shaped, are somewhat more variable, and since the Morphologie and Biologie der Pilze, Mycetozoen und 1 The thalline margin (margo thallinus) is the projecting edge of a special layer of thallus, the amphithecium, round the actual apothecium; the proper margin (margo proprius) is the projecting edge of the apothecium itself.
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  • This view was hotly contested by many workers and it was sought to explain the trichogyne - without much success - as a respiratory organ, or as a boring organ which made a way for the developing apothecium.
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  • The Ascolichenes are again divided into Pyrenocarpeae or Pyrenolichenes and Gymnocarpeae or Discolichenes; the first having an ascocarp of the nature of a perithecium, the second bearing their ascospores in an open apothecium.
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  • Cyclocarpineae, Apothecium usually circular, no capillitium.
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  • Such an ascocarp goes by the name of apothecium.
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  • In the Helvellaceae there is no apothecium but a large irregular fruit body which at maturity bears the asci on its surface.
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  • From the sclerotia later the apothecium develops.
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