perianth

Definitions

1. The sterile parts of a flower; collectively, the sepals and petals (or tepals).
2. The sterile, tubelike tissue that surrounds the female reproductive structure in a leafy liverwort.

Equivalents

Examples

“Archegonia are surrounded early in their development by the juvenile perianth, through the slender beak of which the elongated neck of the fertilized archegonium protrudes.”

CEFR level