Feverfew is an short lived perennial native to southeastern Europe which is now widespread across North America, Europe and Australia. It is a member of the Asteraceae family along with sunflowers and dandelions and has small ray flowers, similar to daisies, which appear in a dense cluster at the top of the stalk in late summer and autumn. It has a compact, bushy habit (once establish) reaching a height of 9 to 24 inches. The leaves are alternate, hairy, yellowish green and give off a bitter odor when crushed.