灯心草

例句：

1. 1. The traditional Chinese medicine uses the dried reed as a medicinal ingredient.
   这种传统中药使用干燥的芦苇作为药用成分。
2. 2. The plant is used for its fiber, which is often used in textiles.
   这种植物被用于其纤维，通常用于纺织品。
3. 3. The cultivation of this plant requires special care to prevent damage to the roots.
   这种植物的栽培需要特殊照顾，以防止根部受损。