Hedgerow Cranes-bill  

A perennial weed of lesser maintained turf surfaces, especially bordering hedgerows or shrub borders. A relatively upright plant, lightly hairy, whilst it flowers from June to August, having larger flowers than those on Doves-foot Cranes-bill, being more purple coloured. It is common on moist soils, that are not acidic. Its scientific name is Geranium pyrenaicum.