Robert's geranium, Herb-Robert,

This annual plant grows 10 to 60 cm tall. It has a reddish, velvety stem. The plant gives off a foetid odour when crushed. The leaves are deeply divided and are often reddish, like the stem. The flowers, which are grouped in pairs, usually range from pink to mauve, and are sometimes red or white. The fruit is a candle-shaped capsule.