The common chamomile is a perennial grass, prostrate stem up to 26 cm long, glabrous or softly pubescent. Forms dense clumps. Presents sessile, alternate, bi- or tripinnatilobuladas finely divided leaves with linear leaflets. Terminally summer presents an inflorescence paniculate as chapter. Radial floros are about 20, with white ligule, while the disc are numerous, hermaphroditic, with yellow corolla, the tips of anthers ovate and the end of truncated style. The flower head is no more than 1 cm in diameter. The fruits are achenes cylindrical, of about 1 mm in diameter, slightly larger radial. Pollination is done by Hymenoptera, but the plant is able to pollinate.
There are several ways to use chamomile: - The most common is the infusion (tea), which is pleasant tasting. - Can be used for bathing, cleaning wounds, or compresses or massages.
Important for the rich essential oil chamazulene, tiglic acid and several sesquiterpenes; also it contains anthemic acid, atesterol, antemena and tannins. It can cause contact dermatitis in sensitive individuals, and anaphylaxis have been reported between allergic.