lá noãn
Definition
- Noun (Botany):
- Carpel: The fundamental female reproductive organ of a flowering plant. A lá noãn is a modified leaf that encloses one or more ovules (noãn). It is the basic unit of the pistil, which is the collective structure at the flower's center.
Usage Examples
- Noun:
- Mỗi lá noãn chứa một hoặc nhiều noãn bên trong. (Each carpel contains one or more ovules inside.)
- Số lượng lá noãn trong một bông hoa có thể thay đổi. (The number of carpels in a flower can vary.)
- Nhụy hoa được tạo thành từ một hoặc nhiều lá noãn hợp lại. (The pistil is formed from one or more fused carpels.)
Advanced Usage
- In botanical terminology, the terms lá noãn (carpel) and lá noãn cái (pistil) are sometimes distinguished. A simple pistil is formed from a single carpel, while a compound pistil is formed from multiple fused carpels.
Variants and Related Words
- Noãn (n): Ovule; the structure within the carpel that develops into a seed after fertilization.
- Nhụy or lá noãn cái (n): Pistil; the collective term for the female part of a flower, often composed of one or more carpels.
- Bầu nhụy (n): Ovary; the enlarged basal part of the pistil (carpel) that contains the ovules.
Synonyms
- Carpel: The direct and most precise scientific synonym.
- Megasporophyll: A more technical term meaning "a leaf that bears megaspores (which develop into ovules)."
Related Botanical Terms
- Hoa cái: A female flower, containing carpels but no functional stamens.
- Quả: Fruit; the mature ovary of a flower, which develops from the carpel(s) after fertilization.