Following plants belong to how many families.
Groundnut, Sesbania, Trifolium muliathi, Gloriosa, Asparagus

Options

A. one
B. two
C. three
D. four

Answer

To determine how many families the given plants belong to, we will analyze each plant one by one and identify their respective families.

1. **Groundnut**:
- Groundnut is known for producing edible oil and is classified under the **Fabaceae** family.

2. **Sesbania**:
- Sesbania is primarily used as a fodder plant and also belongs to the **Fabaceae** family.

3. **Trifolium**:
- Trifolium, another fodder plant, is also a member of the **Fabaceae** family.

4. **Muliathi**:
- Muliathi is recognized for its medicinal properties and is classified under the **Fabaceae** family as well.

5. **Gloriosa**:
- Gloriosa is an ornamental plant and belongs to the **Liliaceae** family.

6. **Asparagus**:
- Asparagus is known as a food resource and is also classified under the **Liliaceae** family.

Now, we summarize the families:
- **Fabaceae**: Groundnut, Sesbania, Trifolium, Muliathi (4 plants)
- **Liliaceae**: Gloriosa, Asparagus (2 plants)

In total, we have identified:
- **Fabaceae**: 4 plants
- **Liliaceae**: 2 plants

Thus, the total number of different families represented by these plants is **2**.

### Final Answer:
The plants belong to **2 different families**.