Give alternative name for reed swamp stage.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Reed Swamp Stage**: The reed swamp stage is a specific phase in ecological succession where plants begin to emerge from aquatic environments and start to establish themselves on land.

2. **Characteristics of the Reed Swamp Stage**: During this stage, plants are partially submerged in water while also extending their growth into the terrestrial environment. This dual existence allows them to thrive in both aquatic and terrestrial ecosystems.

3. **Identifying the Alternative Name**: Given that the reed swamp stage involves plants that can live both in water and on land, it is often referred to as the "amphibious stage." This term reflects the dual nature of these plants, similar to amphibians that can live both in water and on land.

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