The image displays botanical diagrams. Identify and label the numbered parts.

Botanical Diagrams and Labels:

• 1. Stem: This represents a young stem with developing leaves and buds.
• 2. Potato Tuber: This is a cross-section of a potato, showing its internal structure. The arrow indicates it is a modified stem.
• 3. Tree Trunk Cross-section: This shows the annual rings of a tree trunk, indicating growth over time.
• 4. Tree Trunk Cross-section Layers: This is a labeled diagram of the tree trunk cross-section, with specific layers indicated by numbers.

Note: The image also contains blank lines next to numbers 1, 2, 3, and 4, suggesting a labeling exercise where the user is expected to fill in the correct terms.