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Thallophyte vs Undefined - What's the difference?

thallophyte | undefined |

As a noun thallophyte

is (botany) any of very many primitive plants that consist of a thallus (plant body not differentiated into roots, stems and leaves), formerly collected in the obsolete taxonomic group thallophyta.

As an adjective undefined is

lacking a definition or value.

thallophyte

English

(wikipedia thallophyte)

Noun

(en noun)
  • (botany) Any of very many primitive plants that consist of a thallus (plant body not differentiated into roots, stems and leaves), formerly collected in the obsolete taxonomic group Thallophyta.
  • * 1994 , Estrelita A. Madriaga, Anthony Lee, Felicitas B. Ventura, Orlando A. Oronce (coordinator), Biology: Science and Technology II , page 347,
    • They[algae, fungi and mosses] lack the vascular tissues; thus, they are called thallophytes'. Algae are '''thallophytes''' with chlorophyll.Fungi are ' thallophytes without chlorophyll.
  • * 1994 , Pat E. Rasmussen, Chapter IV.5: Mercury in Vegetation of the Precambrian Shield'', Carl J. Watras, John W. Huckabee (editors), ''Mercury Pollution: Integration and Synthesis , page 422,
    • In general, the usefulness of the thallophytes' as Hg bioindicators was limited by their sporadic occurrence in the forest environment. Because of the importance of the ' thallophytes as components of the food chain, however, several samples from different groups (summarized in Table 2) were collected for comparison with values reported in the literature.
  • * 1999 , R. G. Hermann, The Chloroplast: Part of the Integrated Genetic System of the Plant Cell'', Joan H. Argyroudi-Akoyunoglou, Horst Senger (editors), ''The Chloroplast: From Molecular Biology to Biotechnology , page 66,
    • Fossile(sic) records along with molecular, cytological and morphological phylogenetic work favour a single origin of land plants from charophycean thallophytes , and indicate that several major lineages of vascular plants had evolved more than 400 million years ago.

    Synonyms

    * (plant consisting of thallus only) thallogen

    Coordinate terms

    * cormophyte

    Related terms

    * thallus

    See also

    * bryophyte * cryptogam * non-vascular plant * pteridophyte * spermatophyte

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined