A plant has a butterfly shaped flower with one standerd,two wing like and two keel petals. The plants belongs to the family

Options

A. Papilionaceae
B. Asteraceae
C. Malvaceae
D. Rubiaceae

Explanation

To determine the family of the plant described in the question, we can follow these steps:

### Step 1: Identify the Flower Structure
The flower described has:
- One standard petal
- Two wing-like petals
- Two keel petals

### Step 2: Analyze the Petal Arrangement
In botanical terms, the arrangement of these petals can be represented as:
- 1 standard + 2 wings + 2 keels (fused)

This arrangement is characteristic of certain plant families.

### Step 3: Compare with Known Families
We need to compare this arrangement with the characteristics of the given families:
- **Peplumaceae** (likely a typo for Papilionaceae)
- Asteraceae
- Malvaceae
- Ubeaceae

### Step 4: Identify the Correct Family
The arrangement of petals (1 standard, 2 wings, and 2 fused keels) is a hallmark of the **Papilionaceae** family (also known as Fabaceae or Leguminosae).

### Step 5: Provide Examples
Common examples of plants in the Papilionaceae family include:
- Gram (Cicer arietinum)
- Arhar (Cajanus cajan)
- Moong (Vigna radiata)
- Groundnut (Arachis hypogaea)
- Ornamental plants like Sweet Pea (Lathyrus odoratus)

### Conclusion
Thus, the plant with a butterfly-shaped flower belongs to the **Papilionaceae** family.

---