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Lungwort Lichen (Lobaria pulmonaria)

Botanical Information

  • Family: Stictaceae
  • Common Names: Lungwort Lichen, Tree Lungwort, Oak Lungwort
  • Parts Used: Whole lichen

Description

Lobaria pulmonaria is a large, leafy lichen found in temperate forests, often growing on tree bark. It has been traditionally used for respiratory health, immune support, and wound healing due to its expectorant and antimicrobial properties.

Historical and Traditional Uses

  • Used in traditional European and Indigenous medicine for lung conditions and cough relief.
  • Employed as an expectorant to clear mucus and ease bronchial congestion.
  • Applied externally for wound healing and skin infections.
  • Used as a general immune tonic and antimicrobial remedy.

Constituents

  • Lichen acids (stictic acid, pulmonarin)
  • Polysaccharides
  • Flavonoids
  • Essential minerals
  • Usnic acid

Actions

  • Expectorant
  • Antimicrobial
  • Anti-inflammatory
  • Immune-modulating
  • Astringent
  • Wound healing

Medicinal Uses

1. Respiratory Health:
Lungwort is used to soothe coughs, bronchitis, and lung congestion, supporting overall lung function.

2. Immune Support:
Traditionally used to strengthen the immune system and protect against infections.

3. Wound Healing and Skin Care:
Applied as a poultice or wash for cuts, burns, and skin infections.

4. Antimicrobial Benefits:
Used to fight bacterial and fungal infections, especially in the respiratory and digestive systems.

5. Digestive and Gastrointestinal Support:
Has been used to aid digestion and ease inflammation in the gut.

Preparation and Dosage

Infusion (Tea):

  • 1-2 tsp of dried lichen per cup of hot water. Steep for 10-15 minutes and drink up to twice daily.

Tincture:

  • 2-4 ml taken up to 3 times daily.

Poultice (Topical Use):

  • Crushed fresh lichen applied to wounds or inflamed skin.

Steam Inhalation:

  • Add a handful of lichen to hot water and inhale vapors for lung support.

Precautions and Contraindications

  • Pregnancy and Lactation: Use with caution; consult a healthcare provider before use.
  • Lichen Sensitivity: Some individuals may experience allergic reactions.
  • Sustainability Concerns: Harvest responsibly, as Lobaria pulmonaria is sensitive to environmental changes.

Energetics (Traditional Medicine Perspectives)

  • Traditional Western Herbalism: Cooling and moistening; supports respiratory and immune health.
  • Indigenous Herbal Medicine: Used as a lung tonic and antimicrobial remedy.
  • Ayurveda: Primarily balances Vata and Kapha, but excessive use may aggravate Pitta.

Combinations

  • For Respiratory Support: Combine with mullein and thyme.
  • For Immune Boosting: Combine with echinacea and elderberry.
  • For Wound Healing: Combine with calendula and plantain.

Harvesting and Storage

  • Harvesting: Lichen is collected from tree bark in clean, pollution-free areas.
  • Drying: Air dry in a well-ventilated, shaded area.
  • Storage: Store dried lichen in airtight containers away from light and moisture.

Modern Research

Studies confirm Lobaria pulmonaria’s antimicrobial, expectorant, and immune-supporting properties, reinforcing its traditional applications.

Lungwort Lichen remains a valuable herb in both traditional and modern herbal medicine, particularly for respiratory health, immune support, and wound healing.