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1. Horaceae, also known as lemongrass, is a common herb. It has fragrant leaves that are commonly used to flavor food, make tea, or for medicinal purposes. Homar grass is widely used in cooking, especially in Asian dishes to add aroma and flavor.

2. Lala seedling, also known as Houttuynia cordata and fish grass, is a perennial herb. It has a unique fishy smell and is often used to flavor dishes or for medicinal purposes. Lala rice seedlings are used as a substitute for coriander in some areas and also have certain medicinal value.

3. Therefore, homa grass and lala rice seedling are two different plants, and they are different in appearance, smell and use.