Used as a treatment for fevers and headaches for over 2000 years, modern research indicates its effectiveness against migrains.
Source of plant
Aromatic perennial, to 60cm. Leaves 2.5-8cm, ovate, 1-2-pinnatisect, segments 1-3.5cm, in 3-5 pairs, pubescent, glandular punctate, petiolate, margin crenate or entire, upper leaves reduced, less divided. Capitula 5-20, in dense corymbs; involucre 5-7mm diameter; phyllaries lanceolate, apex narrowly scarious; ray florets to 7mm, 12-20, white. Fruit to 2mm, 5-8-ribbed; pappus corona lobed.
USDA Hardiness Zone