Athyrium filix-femina f. cristatum

Athyrium filix-femina f. cristatum, also known as the Lady's fern cristatum, is a unique variation of the Lady's fern (Athyrium filix-femina) characterized by its robust, upright fronds resembling a crest.

The plant has been used in traditional medicine for its medicinal properties, including anti-inflammatory and antiseptic properties, which are believed to aid in wound healing and reducing fever.

The health benefits of Athyrium filix-femina f. cristatum include its potential to lower blood pressure, reduce pain, and act as an antioxidant.

Herbal preparations of the plant often involve drying the fronds and using them in teas, infusions, or as a tincture, although its use should be approached with caution due to potential side effects and interactions with other medications.