basidium


basidium
basidial, adj.
/beuh sid"ee euhm/, n., pl. basidia /-sid"ee euh/. Mycol.
a special form of sporophore, characteristic of basidiomycetous fungi, on which the sexual spores are borne, usually at the tips of slender projections.
[1855-60; BAS(IS) + -IDIUM]

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      in fungi (kingdom Fungi), the organ in the members of the phylum Basidiomycota (q.v.) that bears sexually reproduced bodies called basidiospores. The basidium serves as the site of karyogamy and meiosis, functions by which sex cells fuse, exchange nuclear material, and divide to reproduce basidiospores.

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Universalium. 2010.

Look at other dictionaries:

  • Basidium — Ba*sid i*um, n. [NL., dim. of Gr. ba sis base.] (Bot.) A special oblong or pyriform cell, with slender branches, which bears the spores in that division of fungi called Basidiomycetes, of which the common mushroom is an example. [1913 Webster] …   The Collaborative International Dictionary of English

  • basidium — basidium. См. базидий. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • basidium — [bə sid′ē əm] n. pl. basidia [bə sid′ēə] [ModL < Gr basis,BASIS + ModL dim. suffix idium] Bot. any of a number of oblong cells in basidiomycetous fungi, bearing a definite number of external spores (usually four) on short, slender stalks… …   English World dictionary

  • Basidium — A basidium (pl., basidia) is a microscopic, spore producing structure found on the hymenophore of fruiting bodies of basidiomycete fungi. The presence of basidia is one of the main characteristic features of the Basidiomycota. A basidium usually… …   Wikipedia

  • Basidium — Basidien (Singular: Basidie oder Basidium) sind die Meiosporangien der Basidienpilze (Basidiomycota). Wie bei den Asci der Schlauchpilze (Ascomycetes) gibt es auch bei den Basidien unterschiedliche Formen. Die Sporen, die an Basidien entstehen,… …   Deutsch Wikipedia

  • basidium — noun (plural basidia) Etymology: New Latin, from Latin basis Date: 1859 a structure on a basidiomycete in which karyogamy occurs followed by meiosis to form usually four basidiospores …   New Collegiate Dictionary

  • basidium — (bah sid e um; pl., basidia) A structure that bears on its surface a definite number of basidiospores (typically four) that are formed following karyogamy and meiosis. Basidia are found in the basidiomycetes and are usually club shaped …   Dictionary of microbiology

  • basidium — Club shaped organ involved in sexual reproduction in basidiomycete fungi (mushrooms, toadstools etc.). Bears four haploid basidiospores at its tip …   Dictionary of molecular biology

  • basidium — noun A small structure, shaped like a club, found in the Basidiomycota division of fungi, that bears four spores at the tips of small projections …   Wiktionary

  • basidium — A cell or spore bearing organ usually club shaped that is characteristic of the Basidiomycota. It bears basidiospores externally after karyogamy and meiosis. It is composed of a swollen terminal cell situated on a slender stalk, and gives rise to …   Medical dictionary


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