The seven British mayweeds and chamomiles include some superficially similar species with daisy-like inflorescences and finely divided leaves, and of these five occur in arable land and other disturbed habitats. Chamomile is also a garden plant and a commercial crop, Stinking, Scented and Scentless Mayweeds can all be of concern to the arable farmer, while Corn Chamomile appears to have become extremely rare in recent years.