perigonium

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English[edit]

Etymology[edit]

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Noun[edit]

perigonium (plural perigonia)

  1. (botany) The sterile parts of a flower; collectively, the sepals and petals (or tepals); the perianth.
    Synonyms: perianth, perigone
  2. (botany) The modified leaves around the antheridia in a bryophytic plant.
  3. (dated, zoology) The wall of the sporosac in a hydroid.

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