Name the plants where buds appear on roots and leaves.

Explanation

**Step-by-Step Solution:**

1. **Understanding Buds**: Buds are undeveloped or embryonic shoots that can develop into new stems or leaves. They typically occur in specific locations on plants, such as the axil of leaves or the tips of stems.

2. **Types of Buds**: While buds usually appear in the axil of leaves or at the tips of stems, there are instances where they appear in unexpected places, such as on roots or leaves. These are known as adventitious buds.

3. **Adventitious Buds on Roots**: When buds appear on the roots, they are referred to as radical buds. An example of a plant that produces radical buds is *Trichosanthes*.

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