Whorled, simple leaves with reticulate venation are present in

Options

A. Calotropis
B. Neem
C. China Rose
D. Alstonia

Answer

To determine which plant has whorled, simple leaves with reticulate venation, we can follow these steps:

### Step 1: Understand the Terms
- **Whorled Leaves**: This refers to a type of phyllotaxy where three or more leaves are arranged at each node in a circular pattern around the stem.
- **Simple Leaves**: A simple leaf is a single leaf that is not divided into smaller leaflets.
- **Reticulate Venation**: This is a pattern where the veins and veinlets form a network across the leaf blade.

### Step 2: Analyze the Options
We have four options to consider:
1. **Calotropis**
2. **Neem**
3. **China Rose**
4. **Alstonia**

### Step 3: Identify the Phyllotaxy
- **Calotropis**: Has opposite phyllotaxy.
- **Neem**: Also has opposite phyllotaxy.
- **China Rose**: Exhibits alternate phyllotaxy.
- **Alstonia**: Exhibits whorled (or verticillate) phyllotaxy.

### Step 4: Identify the Leaf Type
- **Calotropis**: Has simple leaves.
- **Neem**: Has compound leaves.
- **China Rose**: Has simple leaves.
- **Alstonia**: Has simple leaves.

### Step 5: Identify the Venation Type
- **Calotropis**: Has reticulate venation.
- **Neem**: Has reticulate venation.
- **China Rose**: Has reticulate venation.
- **Alstonia**: Has reticulate venation.

### Step 6: Conclusion
From the analysis:
- **Alstonia** has whorled phyllotaxy, simple leaves, and reticulate venation. Therefore, the correct answer is **Alstonia**.

### Final Answer
**Alstonia**

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