Pulicaria dysenterica
Fleabane, Pulicaria dysenterica, is a common native British wildflower. it spreads via underground rhizomes and is easily dug up and divided in spring. it attracts a wide variety of insects including bees, hover flies and butterflies. It can produce a mass of yellow flowers when planted in rough grassland or can be grown in a flower bed. it is a wildflower that could well be used more in gardens.