Trecarpellary, syncarpous superior ovary occurs in

Options

A. Allium
B. Dolichos
C. Oenothera
D. Solanum.

Answer

To solve the question about which plant has a tri-carpillary, syncarpous superior ovary, we can follow these steps:

### Step 1: Understand the Terms
- **Tri-carpillary**: This refers to an ovary that has three carpels.
- **Syncarpous**: This means that the carpels are fused together.
- **Superior ovary**: This indicates that the ovary is positioned above the point of attachment of other floral parts.

### Step 2: Analyze the Options
We have four options to consider:
1. Allium
2. Dolichos
3. Onthera
4. Solanum

### Step 3: Identify the Correct Family
From the video transcript, we learn that the tri-carpillary syncarpous superior ovary is characteristic of the **Liliaceae family** (lily family).

### Step 4: Determine Which Option Belongs to the Liliaceae Family
- **Allium**: This is a genus that belongs to the Liliaceae family and is known for having a tri-carpillary syncarpous superior ovary.
- **Dolichos**: This belongs to the Fabaceae family (legumes).
- **Onthera**: This belongs to the Onagraceae family.
- **Solanum**: This belongs to the Solanaceae family (nightshades).

### Step 5: Conclusion
Since Allium is the only option that belongs to the Liliaceae family and has a tri-carpillary syncarpous superior ovary, the correct answer is **Allium**.

### Final Answer
**Allium**