Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. A taxonomic genus of fossil ferns, of which species have been found from the Devonian to the Triassic formation.

from the GNU version of the Collaborative International Dictionary of English

  • proper n. An extensive genus of fossil ferns, of which species have been found from the Devonian to the Triassic formation.

from The Century Dictionary and Cyclopedia

  • n. A genus of fossil ferns, established by Brongniart in 1828, very widely distributed, especially characteristic of the coal-measures (of Carboniferous age) in different parts of the world, and not passing above the Permian.

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