In Chrysanthemum, the lateral branches originate from the

Options

A. Basal and aerial portions of the main stem
B. Apical and underground portions of the main stem
C. Basal and underground portions of the main stem
D. Apical and aerial portions of the main stem.

Answer

**Step-by-Step Solution:**

1. **Understanding the Plant Structure**: Begin by recognizing that Chrysanthemum, commonly known as the mum plant, has a specific structure that allows it to produce lateral branches.

2. **Identifying the Origin of Lateral Branches**: The question asks where the lateral branches originate from. In Chrysanthemum, these branches do not arise from just any part of the plant; they specifically come from certain portions of the main stem.

3. **Analyzing the Options**: The options provided are:
- A) Basal and aerial portions of the main stem
- B) Apical and underground portions of the main stem
- C) Basal and underground portions of the main stem
- D) Apical and aerial portions of the main stem

4. **Determining the Correct Option**: Based on the structure of the Chrysanthemum, the lateral branches originate from the **basal and underground portions of the main stem**. This means that the correct answer is option C.

5. **Understanding the Growth Direction**: After the lateral branches originate from the basal and underground portions, they grow horizontally under the soil before emerging as leafy shoots above the ground.

6. **Final Answer**: Therefore, the correct answer to the question is **C) Basal and underground portions of the main stem**.

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