radiospermic

radiospermic
  Of seeds, radially symmetric, e.g. the seeds of all cycad genera except Cycas.
  See also actinomorphic, zygomorphic.
  Cf. platyspermic.

Expanded glossary of Cycad terms . 2014.

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Look at other dictionaries:

  • Medullosales — Temporal range: Carboniferous–Permian …   Wikipedia

  • actinomorphic —   Of a radially symmetric structure that can be halved in more than one plane to give two halves that are mirror images of each other; of seeds, radiospermic.   Cf. zygomorphic …   Expanded glossary of Cycad terms

  • platyspermic —   Of seeds, flattened so as to be not radially symmetrical, e.g. Cycas seeds.   See also actinomorphic, zygomorphic.   Cf. radiospermic …   Expanded glossary of Cycad terms

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