In Scotland (or at least the north-east), the noxious plant ragwort (Senecio jacobaea) is often referred to as the tansy, which in standard English usage refers to a different plant (Tanacetum vulgare).
Uploaded to Geograph by Alan O'Dowd on 20 August 2017
Photo © Alan O'Dowd, 20 August 2017. Licensed for reuse under this Creative Commons licence