verticil

/'və:tisil/ Cách viết khác : (verticel) /'və:tisəl/

Thân thiện

A single verticil of leaves encircles the plant's stem.

Definition

Noun: - A whorl or circular arrangement of similar parts, especially leaves or flowers, around a point on a plant stem. In botany, a verticil refers to a set of three or more leaves, petals, sepals, stamens, or other plant parts that radiate from a single node or point on the stem, forming a ring or circle.

Examples of Usage

• Noun:
  • The plant is easily identified by the verticil of five leaves at each node.
  • Botanists study the number of flowers in each verticil to classify species.
  • A whorl, or verticil, is a common growth pattern in many herbaceous plants.

Advanced Usage

• "In a verticil": Describing the arrangement of parts.
  • The stamens are arranged in a verticil around the pistil.
• "Forming a verticil": Describing the action of growth.
  • At this stage of development, the leaves begin forming a verticil.

Variants and Related Words

• Verticillate (adj): Arranged in or forming verticils or whorls.
  • The plant has verticillate leaves.
• Verticillation (n): The state or condition of being arranged in verticils.

Synonyms

• Whorl: A coil or ring of leaves, petals, etc., around a point.
• Cycle: (In botany) A complete set of parts in a whorl.

Different Meanings

This word is highly specialized and is used almost exclusively in botanical contexts to describe the arrangement of plant organs. It does not have common idiomatic or phrasal verb uses.

Học thuật

Noun

1. a whorl of leaves growing around a stem