Thallogen
Thallogen Thal"lo*gen, n. [Gr. ? young shoot or branch, frond + -gen.] (Bot.) One of a large class or division of the vegetable kingdom, which includes those flowerless plants, such as fungi, alg[ae], and lichens, that consist of a thallus only, composed of cellular tissue, or of a congeries of cells, or even of separate cells, and never show a distinction into root, stem, and leaf. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • thallogen — noun Any of a large number of plants that consist of a thallus only, with no flower, leaves etc. Syn: thallophyte …   Wiktionary

  • thallogen — thal·lo·gen …   English syllables

  • thallogen — …   Useful english dictionary

  • Thallophyte — Thal lo*phyte, n. [Gr. ? young shoot + phyte.] 1. (Bot.) A plant belonging to the Thallophyta. {Thal lo*phyt ic}, a. [Webster 1913 Suppl.] 2. (Bot.) Same as {Thallogen}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Thallophytic — Thallophyte Thal lo*phyte, n. [Gr. ? young shoot + phyte.] 1. (Bot.) A plant belonging to the Thallophyta. {Thal lo*phyt ic}, a. [Webster 1913 Suppl.] 2. (Bot.) Same as {Thallogen}. [1913 Webster] …   The Collaborative International Dictionary of English

  • thallophyte — noun Any of a large number of plants that consist of a thallus only, with no flower, leaves etc. Syn: thallogen …   Wiktionary

  • thallus —   n. (pl. li ) frond like body of lower plants, as lichens, algae, etc.    ♦ thalliform, a. shaped like a thallus.    ♦ thalline,    ♦ thallodal,    ♦ thallodic,    ♦ thalloid,    ♦ thallose, a.    ♦ thallogen,    ♦ thallophyte, n. plant having… …   Dictionary of difficult words

  • -gen — comb. form 1 Chem. that which produces (hydrogen; antigen). 2 Bot. growth (endogen; exogen; acrogen). Etymology: F gegravene f. Gk genes born, of a specified kind f. gen root of gignomai be born, become * * * gen «jehn», noun, verb, genned,… …   Useful english dictionary

  • thallogenic — adjective see thallogen …   Useful english dictionary

  • thallogenous — adjective see thallogen …   Useful english dictionary

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