Lithospermum

例句：

1. 1. Lithospermum is a type of plant that grows in wetlands and forests.
   石松是一种生长在湿地和森林中的植物。
2. 2.The lithospermum plant has been used for medicinal purposes for centuries.
   这种石松植物自古以来就被用于药用。
3. 3. Lithospermum is known for its ability to purify the air and improve air quality.
   石松因其净化空气和改善空气质量的能力而闻名。