Paraphyses sentence example

paraphyses
  • 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 paraphyses; (which may be absent entirely in the Pyrenolichens) are erect, colourless filaments which are After Tulasne, from De Bary's Vergleichende Morphologie and Biologie der Pilze, Mycetozoen and Bacterien, by permission of Wilhelm Engelmann.
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  • In these forms gonidia are found in connexion with the young fruit; such algal cells undergo numerous divisions becoming very small in size and penetrating into the hymenium among the asci and paraphyses.
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  • a, Paraphyses.
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  • The paraphyses branch and form a network (capillitium) over the asci, the capillitium and ejected spores forming a long persistent powdery mass (mazaedium).
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  • Sometimes fatty oil or watery sap is found in swollen hyphal ends, or such tubes contain coloured sap. Cystidia and paraphyses may be also classed here.
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  • _ r, p, The sterile tissue from which jthe paraphyses h spring.
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  • Laminaria sp., sporanges among paraphyses.
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  • The sporangia (pollen-sacs), which occur on the under-side of the stamens, are often arranged in more or less definite groups or sori, interspersed with hairs (paraphyses); dehiscence takes place along a line marked out by the occurrence of smaller and thinner-walled cells bounded by larger and thickerwalled elements, which form a fairly prominent cap-like " annulus " near the apex of the sporangium, not unlike the annulus characteristic of the Schizaeaceae among ferns.
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  • The spike of an inflorescence bears whorls of flowers at each node in the axils of concrescent bracts accompanied by numerous sterile hairs (paraphyses); in a male inflorescence numerous flowers occur at each node, while in a female inflorescence the number of flowers at each node is much smaller.
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  • As indicated above, the weight of evidence seems to favour what has been put forward in the case of the non-lichenforming fungi (see Fungi), that in some cases the ascogonia develop as a result of a previous fertilization by spermatia, in other cases the ascogonia develop without such a union, while in still other Epithecium Asci  :Thecium (Hymenium) Paraphyses Parathecium, - Cortex gn,go mphitheciam - __ __MeddllzC-- _Hypoitienum==?=_` After Darbishire, from Berichte der deutschen botanischen Gesellschaft, by permission of Borntraeger & Co.
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  • This is typically of a flask-shaped form opening with a small pore at the top. The asci live at the bottom often mixed with paraphyses, while the upper" neck "of the flask is lined with special hyphae, the periphyses, which aid in the ejection of the spores (fig.
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  • His drawing of paraphyses shows one that has an apical chain of pyriform swollen cells.
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