Development of flowers on old stems is an example of

Options

A. Anthesis
B. Polycarpy
C. Anthotaxy
D. Cauliflory

Answer

To solve the question "Development of flowers on old stems is an example of", we need to analyze the provided options carefully. Here’s a step-by-step breakdown of the solution:

### Step-by-Step Solution:

1. **Understand the Question**: The question is asking for a term that describes the phenomenon where flowers develop on older parts of the plant, specifically on old stems.

2. **Analyze the Options**:
- **Option 1: Anthesis**: This term refers to the period when a flower is fully open and functional. It does not specifically relate to the location of flower development on the plant.
- **Option 2: Polycarp**: This term refers to a type of plant that has many distinct carpels in its gynoecium. It does not pertain to the age of the stem where flowers develop.
- **Option 3: Anthotaxia**: This term refers to the arrangement of flowers in a cluster. While it relates to flowers, it does not address the age of the stem.
- **Option 4: Cauliflory**: This term describes a condition where flowers and fruits develop directly from the main stems or woody trunks of a plant, which is exactly what the question describes.

3. **Select the Correct Answer**: Based on the analysis, the correct answer is **Option 4: Cauliflory**. This term specifically refers to the development of flowers on old stems.

### Final Answer:
The development of flowers on old stems is an example of **Cauliflory**.

---