Both hypanthodium and cyathium possess

Options

A. unisexual flowers
B. bisexual sessile flowers
C. bisexual pedicellate flowers
D. sterile peduncle

Answer

**Step-by-Step Solution:**

1. **Understanding Hypanthodium:**
- Hypanthodium is a type of inflorescence characterized by a fleshy, flask-shaped receptacle.
- It contains a narrow canal with a terminal pore at one end.
- Internally, it has both male and female flowers. Male flowers are located towards the pore, while female flowers are situated towards the base.

2. **Understanding Cyathium:**
- Cyathium is another type of inflorescence found in plants like Poinsettia (Euphorbia).
- It features a small conical receptacle.
- In this structure, there are numerous male flowers arranged centrifugally around a single female flower, which is centrally placed.

3. **Comparison of Both Inflorescences:**
- Both hypanthodium and cyathium possess unisexual flowers.
- In hypanthodium, the male and female flowers are present but located differently, while in cyathium, there are many male flowers surrounding a single female flower.

4. **Conclusion:**
- The key characteristic that both hypanthodium and cyathium share is that they both contain unisexual flowers (male and female flowers).

**Final Answer:**
Both hypanthodium and cyathium possess unisexual flowers.

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