Which symbol represents mother axis in floral diagram?

Explanation

To answer the question "Which symbol represents the mother axis in a floral diagram?", we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Floral Diagram**: A floral diagram is a graphical representation that illustrates the structure of a flower, including its various parts like calyx, corolla, and reproductive organs.

2. **Identify the Components**: In a floral diagram, different symbols are used to represent various floral parts:
- K = Calyx
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