perigone
/ˈpɛrɪɡoʊn/
noun
- The outer part of a flower, consisting of the calyx and corolla together; also called the perianth.
- The lily's perigone is made up of six petal-like segments.
- Botanists examined the perigone to identify the plant species.
- The colorful perigone of the tulip attracts many pollinators.
Synonyms