lưỡi bẹ

Quan sát lưỡi bẹ là cách quan trọng để phân loại các loài cỏ.

Definition

1. Noun (Botany):
   • Ligule: A thin, often membranous outgrowth or appendage found at the junction of a leaf blade and leaf sheath in certain plants, particularly grasses and some ferns. It is a key identifying feature in plant taxonomy.

Usage Examples

• Noun:
  • Quan sát lưỡi bẹ là cách quan trọng để phân loại các loài cỏ. (Observing the ligule is an important way to classify grass species.)
  • Lưỡi bẹ của cây lúa có hình dạng đặc trưng. (The rice plant's ligule has a characteristic shape.)

Advanced Usage

• In technical botanical descriptions, the ligule can be described by its form: membranous, hairy, toothed, or absent.
  • Lưỡi bẹ màng ngắn là đặc điểm của loài này. (A short, membranous ligule is a characteristic of this species.)

Variants and Related Words

• Ligulate (adj): Having or resembling a ligule.
  • Hoa hình lưỡi bẹ (Ligulate flower).

Synonyms

• Ligule: The direct and only precise scientific synonym in English for this botanical structure.

Related Terms

• Leaf sheath: The part of a leaf that wraps around the stem, from which the ligule often protrudes.
• Auricle: Another small appendage sometimes found near the ligule in grasses.