Botanical Name: Evernia prunastri Common Method of Extraction: Solvent Extracted Color: Light Brown Consistency: Medium - Thin Perfumery Note: Base Strength of Initial Aroma: Medium Aromatic Description: Rich, earthy, woody. Possible Uses: Used in perfumery for its earthy aroma and its properties as a fragrance fixative. Constituents: Evernic acid, d-usnic acid, atranorine, chloratronorine.