orthostichy


orthostichy
orthostichous, adj.
/awr thos"ti kee/, n., pl. orthostichies. Bot.
1. a vertical rank or row.
2. an arrangement of members, as leaves, at different heights on an axis so that their median planes coincide.
[1870-75; ORTHO- + Gk -stichia alignment, equiv. to stích(os) row (see STICH1) + -ia -Y3]

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Universalium. 2010.

Look at other dictionaries:

  • Orthostichy — Or*thos ti*chy, n.; pl. {Orthostichies}. [Ortho + Gr. sti chos row.] (Bot.) A longitudinal rank, or row, of leaves along a stem. [1913 Webster] …   The Collaborative International Dictionary of English

  • orthostichy — [ôr thäs′ti kē] n. pl. orthostichies [< ORTHO + Gr stichos, a row (see STILE2) + Y3] a vertical arrangement of leaves or flowers on a stem orthostichous [ôr thäs′tikəs] adj …   English World dictionary

  • orthostichy — noun A row of leaves along a stem …   Wiktionary

  • orthostichy —   Row created by intersection of contact parastichies, e.g. sporophylls in Ceratozamia and Zamia cones show well defined orthostichies in a near vertical arrangement …   Expanded glossary of Cycad terms

  • orthostichy — or·thos·ti·chy …   English syllables

  • orthostichy — /ɔˈθɒstəki/ (say aw thostuhkee) noun (plural orthostichies) 1. a vertical rank or row. 2. an arrangement of members, as leaves, at different heights on an axis so that their median planes coincide. {ortho + Greek stichia alignment} –orthostichous …   Australian English dictionary

  • orthostichy —  ̷ ̷ˈ ̷ ̷ ̷ ̷kē noun ( es) Etymology: International Scientific Vocabulary orth + Greek stichos row + International Scientific Vocabulary y more at stich : a hypothetical line passing through the bases of leaves or scales situated directly above… …   Useful english dictionary

  • Orthostichies — Orthostichy Or*thos ti*chy, n.; pl. {Orthostichies}. [Ortho + Gr. sti chos row.] (Bot.) A longitudinal rank, or row, of leaves along a stem. [1913 Webster] …   The Collaborative International Dictionary of English

  • parastichy —   Spiral arrangement of leaves on an axis (or sporophylls in a cone), e.g. Encephalartos, Lepidozamia, and Macrozamia cones show well defined clockwise and anticlockwise parastichies.   See also orthostichy …   Expanded glossary of Cycad terms

  • orthostichous — (ˈ)ȯ(r)|thästəkəs adjective Etymology: orthostichy + ous : arranged in vertical ranks …   Useful english dictionary


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