English

Noun

perigonium ‎(plural perigonia)

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

Synonyms

• (in a bryophyte): splash cup

Related terms

• perigynium

Derived terms

• paraperigonium