Select incorrect statement for liverworts.

Options

A. grow usually in moist, shady habitats
B. leafy members have tiny leaf-like appendages in two rows on the stem-like structures
C. Asexual reproduction in liverworts takes place by fragmentation of thalli, or by the formentation of specialised structures called gemmule
D. the plant body of a liverwort is thalloid, e.g., Marchantia

Answer

### Step-by-Step Solution:

1. **Understanding Liverworts**: Liverworts are a type of bryophyte, which are non-vascular plants. They are often found in moist and shady environments.

2. **Evaluating Statements**: We need to evaluate the statements provided about liverworts to identify the incorrect one.

3. **Statement 1**: "Liverworts grow usually in moist and shady habitats."
- This statement is **correct**. Liverworts thrive in such environments.

4. **Statement 2**: "Leafy members have tiny leaf-like appendages in two rows on the stem-like structures."
- This statement is also **correct**. Leafy liverworts do have leaf-like structures arranged in two rows.

5. **Statement 3**: "Asexual reproduction takes place by fragmentation of the thalli."
- This statement is **correct**. Asexual reproduction in liverworts can occur through fragmentation of the thalli.

6. **Statement 4**: "Specialized structures called Gammae are involved in asexual reproduction."
- This statement is **incorrect**. While Gammae are indeed specialized structures, the statement implies that fragmentation is not the primary method of asexual reproduction, which is misleading.

7. **Conclusion**: The incorrect statement regarding liverworts is the one that discusses specialized structures called Gammae in the context of asexual reproduction. The correct option is the fourth statement.

### Final Answer:
The incorrect statement for liverworts is: "Specialized structures called Gammae are involved in asexual reproduction."

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