The leaves are lobed with 5 to 7 leaf tips and becomes up to 18 cm (7.1 in). The petiole is reddish and almost as long as the leaf. The leaf veins go star-shaped from the leaf base. The leaf position is opposite.
The flowers are bright yellow umbels and appear in May.
Schizocarp: winged nutlets
Brown leaf edges indicate a lack of water.