thân rễ

thân rễ

Cây gừng mọc lên từ một thân rễ dưới mặt đất.

Definition
  1. Noun:
    • Rhizome: A horizontal, underground plant stem that sends out roots and shoots from its nodes. It is a storage organ and a means of vegetative reproduction for many plants.
Usage Examples
  • Noun:
    • Gừng nghệ phát triển từ thân rễ. (Ginger and turmeric grow from rhizomes.)
    • Thân rễ của cây sen có thể ăn được. (The lotus plant's rhizome is edible.)
    • Cỏ tranh lan rộng nhờ thân rễ ngầm dưới đất. (Cogon grass spreads via underground rhizomes.)
Advanced Usage
  • In botany, a thân rễ is distinguished from a root because it has nodes, internodes, and scale-like leaves, and can give rise to a new plant.
    • Mặc dù nằm dưới đất, thân rễ thực chất một thân biến đổi. (Although underground, a rhizome is essentially a modified stem.)
Variants and Related Words
  • Củ (n): Tuber. A thickened underground part of a stem or rhizome, such as a potato, used for food storage.
  • Thân ngầm (n): Underground stem. A general term for stems that grow below the soil surface, including rhizomes, tubers, and bulbs.
Synonyms
  • Rootstock: Often used synonymously with rhizome.
  • Underground stem: A descriptive general term.
Related Terms
  • Sinh sảntính (n): Asexual reproduction. The process by which a new plant grows from a part of the parent plant, such as a thân rễ.
    • Nhiều cây dùng thân rễ để sinh sảntính. (Many plants use rhizomes for asexual reproduction.)