thân mầm

thân mầm

Cây đậu non vươn hai lá mầm xanh từ thân mầm.

Definition
  1. Noun (Botany):
    • Plumule or Epicotyl: The primary stem of a plant embryo or young seedling, located above the cotyledons (seed leaves). It develops into the shoot system, bearing the first true leaves.
    • Hypocotyl: In some contexts, it can refer to the stem-like part of the embryo or seedling below the cotyledons and above the radicle (root).
Usage Examples
  • Noun:
    • Trong hạt, thân mầm nằm giữa mầm rễ mầm. (In the seed, the plumule is located between the cotyledon and the radicle.)
    • Sau khi nảy mầm, thân mầm phát triển thành chồi chính. (After germination, the epicotyl develops into the main shoot.)
Advanced Usage
  • In precise botanical terminology, "thân mầm" is often synonymous with "tigelle", a term for the embryonic stem axis.
    • Cấu trúc tigelle (thân mầm) rất nhỏ khó quan sát. (The structure of the tigelle (plumule) is very small and difficult to observe.)
Variants and Related Words
  • mầm (n): Cotyledon; the seed leaf within the embryo.
  • Rễ mầm (n): Radicle; the embryonic root.
  • Chồi mầm (n): Bud; an undeveloped shoot.
Synonyms
  • Plumule: The young shoot of an embryo plant.
  • Epicotyl: The part of the stem above the cotyledons.
  • Tigelle: A botanical term for the embryonic stem axis.