What does perigonium mean?
The perigonium is a floral envelope in certain plants, especially in the family Orchidaceae. It is a modified petal or sepal that forms a tube or sheath around the reproductive organs.
Example
"The perigonium of the orchid flower is a distinctive feature of the plant's reproductive system."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.