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gymnosperm Saltos de línea: gymno|sperm
Pronunciación: /ˈdʒɪmnə(ʊ)spəːm/

Definición de gymnosperm en inglés:


A plant of a group that comprises those that have seeds unprotected by an ovary or fruit, including the conifers, cycads, and ginkgo. Compare with angiosperm.
Oraciones de ejemplo
  • Taxonomists can now say that the ferns' closest cousins are the seed plants - angiosperms (flowering plants) and gymnosperms (such as conifers).
  • The known flora consists of 41 ferns and fern allies, 3 gymnosperms, 291 monocots, and 516 dicots.
  • Moreover, since the expression pattern is similar in a gymnosperm and in an angiosperm this function appears to be evolutionarily conserved.


Pronunciación: /dʒɪmnə(ʊ)ˈspəːməs/
Oraciones de ejemplo
  • In contrast, the interval between c.916m and 885.9Om is totally dominated by gymnospermous saccate pollen, with very few fern spores.
  • So this is a time period where gymnospermous plants predominated, including cycadioids which look like modern cycads, and various groups of extinct conifers and seed ferns.
  • The late Triassic showed major radiation of plants, gymnospermous groups in particular, in both the Northern and Southern Hemispheres.
Definición de gymnosperm en:
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