Drіopteris Austrian ( Dryopteris austriaca); austrian shieldwort
A perennial herbaceous spore plant of the family of scutellaria, 30-150 cm tall. It has a thick slanting rhizome. The leaves are dark green, with glandular hairs from below, 3-4 pinnate, hanging at the base; the petiole of the leaf is densely covered with two-color light-red films with a dark stripe; all lobes of the first order are brought together or only the lower pair is pushed aside; the lowest anterior lobes of the second order are shorter than the others. The sori are rounded, covered with a round-kidney-shaped, glandular-ciliated cover on the edge. Spawns in July – August.
Procurement and storage . They use rhizomes (Rhizoma Dryopteris filicis-maris), which are dug in early spring or autumn, they are shaken off the ground, cleaned of roots, scales, dry petioles and dead tissues (healthy tissues have a greenish color), without washing they are cut lengthwise and crosswise into several parts and dried in the attic, in a room that is well ventilated, or in a dryer at a temperature not higher than 40°. 30-33% of dry raw material is obtained. The shelf life is no more than 1 year.
Chemical composition . The rhizome contains derivatives of phloroglucin, filixonic and flavaspid acids, filmaron, albaspidin, aspidinol, tannins and bitter substances, flavonoids, starch and essential oil.
Pharmacological properties and use . In traditional medicine, the plant is also used as an external remedy for joint diseases, neuralgia, varicose dermatitis, leg ulcers, and for wound healing.
Medicinal forms and applications .
3 ready-made pharmacy products use the extract of Dryopteris maris spissum and Filixanum. At home, take 5 ml of decoction (10 g of rhizome per 200 ml of boiling water, evaporate to half), mix with honey and divide into 10 pills, which are kneaded into flour (taken, like pharmaceutical products, under the supervision of a doctor and after special preparation of the patient !).
For external use, a tincture is prepared (1 part of the crushed rhizome is poured with 4 parts of alcohol or strong vodka for 14 days), which is rubbed into painful places several times a day, and a decoction (1 kg of rhizomes is boiled in 5 liters of water for 2 hours) for baths, which are taken for varicose dermatitis and leg ulcers (1 liter of decoction is needed for one bath; the course of treatment is 30 baths, the duration of the procedure is 30 minutes).
The use of Austrian Dryopteris products is contraindicated in heart failure, liver and kidney diseases, gastric and duodenal ulcers, acute gastrointestinal and febrile diseases, pregnancy, severe exhaustion, anemia and tuberculosis, and children under 2 years of age.