sepal

/'sepəl/

Thân thiện

A gardener gently holds a flower to examine its green sepals.

Definition

1. Noun:
   • One of the green, leaf-like parts that form the calyx (outer protective covering) of a flower: A sepal is a component of the outermost whorl of a flower, typically green and serving to protect the developing bud.

Usage Examples

• Noun:
  • The flower's sepals were still tightly closed around the bud.
  • Botanists study the number and shape of sepals to classify plants.
  • After the petals fell, the green sepals remained on the stem.

Advanced Usage

• "Sepaloid": Resembling a sepal in appearance.
  • In some flowers, the outer whorl has petal-like, or sepaloid, structures.

Variants and Related Words

• Calyx (n): The collective term for all the sepals of a flower.
  • The calyx, composed of several sepals, protects the flower bud.
• Tepal (n): A term used when sepals and petals are indistinguishable in appearance.
  • In lilies, the similar-looking outer parts are called tepals, not distinct sepals and petals.

Synonyms

• Perianth segment: A more technical term for a part of the flower's outer envelope, which can include sepals.
• Floral leaf: A broad, descriptive term that can sometimes refer to sepals or petals.

Related Phrases and Terms

• Sepal length: A common measurement in botanical descriptions.
  • The sepal length is a key identifying feature for this species.
• Sepal fusion: The state of sepals being joined together.
  • The flower exhibits sepal fusion, forming a tubular calyx.

Học thuật

Noun

1. one of the green parts that form the calyx of a flower