Photographs: Co. Cork

Feverfew Tanacetum parthenium Lus deartán Family: Asteraceae Flowering: June-September. Perennial. Introduced. Garden escape. Loose heads of white daisy-like flowers with yellow centres. Seeds freely. The pinnate, toothed leaves are aromatic. Height: 25-60cm. A widespread garden escape found on waste ground, walls and roadsides. Most frequent near habitation.

Feverfew, Tanacetum parthenium, Lus deartán