tổng bao

tổng bao

Hoa cúc có một tổng bao xanh bao bọc bên ngoài.

Definition

Noun: - Involucre: In botany, a structure consisting of a group or ring of bracts (modified leaves) that surround or enclose a flower cluster, an inflorescence, or a single flower. It is a protective covering, often seen in plants of the aster family (Asteraceae).

Usage Examples
  • Noun:
    • Các bông hoa nhỏ được bảo vệ bởi một tổng bao xanh. (The small florets are protected by a green involucre.)
    • Tổng bao của cây bồ công anh rất dễ nhận biết. (The involucre of the dandelion is very recognizable.)
Advanced Usage
  • This term is highly specialized and used almost exclusively in scientific, academic, or botanical contexts. It is not common in everyday conversation.
Variants and Related Words
  • bắc (n): Bract. A modified leaf associated with a flower or inflorescence. While related, a " bắc" is typically a single bract, whereas a "tổng bao" is a collection of them forming a cup or whorl.
    • Mỗi hoa con một bắc nhỏ. (Each floret has a small bract.)
Synonyms
  • Bract cluster: A group of bracts.
  • Involucrum: The Latin-derived synonym used in botanical taxonomy.
Notes on Usage
  • "Tổng bao" is a technical botanical term. Learners are unlikely to encounter it outside of specific scientific texts or discussions about plant morphology.