Lastrea affinis

Lastrea affinis, also known as the Chinese fern, is a type of vascular plant belonging to the family Blechnaceae.

It is a medicinal plant traditionally used in Chinese medicine for its numerous health benefits.

The plant has been found to possess anti-inflammatory, antioxidant, and antibacterial properties, which can be used to treat various health conditions such as fever, rheumatism, and digestive issues.

The herbal preparations of Lastrea affinis typically involve drying and grinding the leaves, which can be made into teas, infusions, or capsules to utilize its medicinal properties.