Plants and animals of Pointfield

Tall perennial, up to 2 m in height, growing from tuber every year. Leaves large, green, ovate with denticulate edges and tip. Flowers abundant, single, borne on a long stalk; rather open with bright yellow petals initially cone-shaped then drooping below flower centre; centre of flower a green cone bearing the short stigma and styles.    

In rockery beside the pond.