Exostome
Exostome Ex"o*stome, n. [Exo- + Gr. ? mouth :cf. F. exostome.] (Bot.) The small aperture or foremen in the outer coat of the ovule of a plant. [1913 Webster] ||

The Collaborative International Dictionary of English. 2000.

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  • exostome — ˈeksəˌstōm noun ( s) Etymology: International Scientific Vocabulary exo + stome; probably originally formed in French 1. botany : the opening of the outer integument of an ovule that has two integuments 2 …   Useful english dictionary

  • exostome — (è gzo sto m ) s. m. Terme de botanique. Une des ouvertures des tuniques d une graine, par laquelle passe le boyau pollinique. ÉTYMOLOGIE    En grec, hors et bouche, ouverture …   Dictionnaire de la Langue Française d'Émile Littré

  • exostome — ex·o·stome …   English syllables

  • Peristome — The word peristome is derived from the Greek peri, meaning around or about , and stoma, mouth . It is a term used to describe various anatomical features that surround an opening to an organ or structure. The term is used in plants and… …   Wikipedia

  • Bryopsida — Taxobox name = Bryopsida image width = 240px image caption = Arthrodontous capsule of Dicranella varia regnum = Plantae divisio = Bryophyta classis = Bryopsida subdivision ranks = Subclasses subdivision = Diphysciidae Funariidae Dicranidae… …   Wikipedia

  • Pleurozium schreberi — Taxobox name = Schrabers moss image width = 250px image caption = regnum = Plantae divisio = Bryophyta classis = Bryopsida subclassis = Dicranidae ordo = Hypnales familia = Hylocomiaceae genus = Pleurozium species = P. schreberi binomial =… …   Wikipedia

  • List of plant morphology terms — Biologists that study plant morphology use a number of different terms to describe plant organs and parts that can be observed with the human eye using no more than a hand held magnifying lens. These terms are used to identify and classify plants …   Wikipedia

  • Glossary of plant morphology terms — Biologists that study plant morphology use a number of different terms to describe plant organs and parts that can be observed with the human eye using no more than a hand held magnifying lens. These terms are used to identify and classify plants …   Wikipedia

  • MOUSSES — Les Mousses, ou Musci , cryptogames chlorophylliens, constituent l’ensemble des classes III (Sphagnopsida ), IV (Andreaeopsida ) et V (Bryopsida ) de l’embranchement des Bryophytes. Au cours de leur vie, elles présentent une alternance de phases… …   Encyclopédie Universelle

  • -stome — ⇒ STOME, STOMIE, élém. formants I. stome A. Élém. empr. au gr. (de « bouche ») « à bouche, orifice buccal, ventouse, ouverture (caractérisés par le 1er élém.) » (d apr. COTTEZ 1982); les mots constr. sont des adj., le plus souvent en empl. subst …   Encyclopédie Universelle

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