lá kèm

lá kèm

Cây đậu có lá kèm rất rõ.

Definition
  1. Noun (Botany):
    • Stipule: A small, leaf-like appendage typically found at the base of a leaf stalk (petiole) in many plants. Stipules often occur in pairs and can vary in form, appearing as scales, spines, or leaf-like structures. Their primary functions include protection of the developing leaf bud and, in some species, photosynthesis.
Usage Examples
  • Noun:
    • Cây đậu kèm rất . (The bean plant has very distinct stipules.)
    • kèm của cây hoa hồng biến đổi thành gai. (The rose plant's stipules are modified into thorns.)
    • Nhà thực vật học nghiên cứu hình thái của kèm. (The botanist studies the morphology of the stipule.)
Advanced Usage
  • "Stipulate" (Adjective): Describing a plant part that bears stipules.

    • của cây này cuống kèm. (The leaves of this plant have a stipulate petiole.)
  • "Stipular" (Adjective): Of or relating to stipules.

    • Đây một đặc điểm thuộc về kèm. (This is a stipular characteristic.)
Variants and Related Words
  • bắc (n): Bract; a modified leaf associated with a flower or inflorescence, different from a stipule.
  • phụ (n): A general term for a secondary or accessory leaf structure, which can sometimes contextually refer to stipules.
Synonyms
  • Stipule: The direct and primary synonym in botanical English.
  • Appendage: A more general term for a projecting part, which can include stipules.
Related Botanical Terms
  • Stipular spine: A stipule that is modified into a sharp, pointed structure for defense.

    • Cây keo kèm dạng gai. (The acacia tree has stipular spines.)
  • Stipular tendril: A stipule that is modified into a slender, coiling structure used for climbing.

    • Tua cuốn của một số cây leo thực chất kèm biến đổi. (The tendrils of some climbing plants are actually modified stipules.)