Leafbase is swollen to form pulvinus in-

Options

A. Some leguminous plants
B. Some crucifers
C. Some monocots
D. Some dicots

Answer

**Step-by-Step Solution:**

1. **Understanding the Term "Pulvinus":**
- The term "pulvinus" refers to a swollen part of the leaf base that can be found in certain plants. It plays a role in the movement of leaves.

2. **Identifying the Plants with Pulvinus:**
- Pulvini are commonly found in leguminous plants. The family that includes these plants is known as Fabaceae (or Leguminosae).

3. **Examples of Leguminous Plants:**
- Some common examples of leguminous plants that exhibit a pulvinus include beans, peas, and clover.

4. **Conclusion:**
- Therefore, the correct answer to the question is that the leaf base is swollen to form a pulvinus in leguminous plants.

**Final Answer:** In some leguminous plants (Fabaceae).

---