acropetal

/ə'krɔpitəl/

Thân thiện

The young leaves on the stem show an acropetal pattern of development.

Definition

1. Adjective:
   • Developing or moving from the base toward the apex: In botany, describes the sequence of development, maturation, or opening of leaves, flowers, or other plant parts, where the process begins at the lowest or oldest part and proceeds upward or outward to the youngest part at the tip.

Usage

• The term acropetal is a specialized botanical adjective. It is primarily used in scientific and academic writing to describe the direction of growth or development in plants. It is the opposite of basipetal.

Examples

Advanced Usage

• Acropetal Dominance: A concept where growth or hormonal influence is strongest at the apex and diminishes toward the base, though the developmental sequence itself is acropetal.
• Acropetal Transport: The movement of substances (like auxin) within a plant from the base toward the apex.

Variants and Related Words

• Acropetally (adverb): In an acropetal manner.
  • The flowers developed acropetally along the raceme.
• Basipetal (adjective): Developing or moving from the apex toward the base (the opposite of acropetal).

Synonyms

• Ascending (in a developmental context, though less precise).
• Progressive (in a specific botanical sense).

Antonyms

• Basipetal
• Descending (in a developmental context)

Học thuật

Adjective

1. of leaves or flowers; developing or opening in succession from base to apex