Protonemata
Protonema Pro`to*ne"ma, n.; pl. {Protonemata}. [NL., fr. Gr. ? first + ?, ?, a thread.] (Bot.) The primary growth from the spore of a moss, usually consisting of branching confervoid filaments, on any part of which stem and leaf buds may be developed. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Moss — For other uses, see Moss (disambiguation). Moss Temporal range: Carboniferous[1] – recent …   Wikipedia

  • Marchantiophyta — Not to be confused with Hepatica, a flowering plant that may also be called liverwort . Liverworts Temporal range: 472–0 Ma …   Wikipedia

  • Protonema — (au pluriel protonemata) est une chaîne de cellules filiforme qui constitue le premier stade (phase haploïde) du cycle de vie d un bryophyte. Lorsqu une mousse ou une hépatique commence sa croissance à partir de spores, elle pousse sous forme de… …   Wikipédia en Français

  • Protonéma — Protonema Protonema (au pluriel protonemata) est une chaîne de cellules filiforme qui constitue le premier stade (phase haploïde) du cycle de vie d un bryophyte. Lorsqu une mousse ou une hépatique commence sa croissance à partir de spores, elle… …   Wikipédia en Français

  • Protonema — Pro to*ne ma, n.; pl. {Protonemata}. [NL., fr. Gr. ? first + ?, ?, a thread.] (Bot.) The primary growth from the spore of a moss, usually consisting of branching confervoid filaments, on any part of which stem and leaf buds may be developed.… …   The Collaborative International Dictionary of English

  • protonema — noun (plural protonemata) Etymology: New Latin protonemat , protonema, from prot + Greek nēma thread more at nemat Date: 1857 the primary usually filamentous thalloid stage of the gametophyte in mosses and in some liverworts comparable to the… …   New Collegiate Dictionary

  • Protonema — A protonema (plural: protonemata ) is a thread like chain of cells that forms the earliest stage (the haploid phase) of a bryophyte life cycle. When a moss or liverwort first grows from the spore, it grows as a protonema which develops into a… …   Wikipedia

  • Oedipodium — griffithianum Scientific classification Kingdom: Plantae Division: Bryophyta Class: Oedipodi …   Wikipedia

  • Ceratodon purpureus — Scientific classification Kingdom: Plantae Division …   Wikipedia

  • Ceratodon purpureus — Ceratodon purpureus …   Wikipédia en Français

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