spathe

/speɪð/
noun
  1. A large, often colorful leaf-like part that wraps around or encloses a cluster of flowers, common in plants like lilies and arums.
    • The spathe of the calla lily is shaped like a funnel.
    • The peace lily has a white spathe that people often mistake for a petal.
    • Under the spathe, the tiny flowers are arranged on a spike called a spadix.
Synonyms
What does "spathe" mean? | whatsthatwordmean | whatsthatwordmean