The leaves are between 2 and 18 cm long, with an irregularly toothed margin.

The ovate leaves have coarsely toothed margins when in their best condition.

It has large leaves with toothed margins and flowers in early spring.

This species has a finely toothed margin; a large, wide leaf born on a long stem.

The leaves are hairy and dark green, sometimes with toothed margins.

Its stems have wings with entire to finely toothed margins.

Each leaf is oval with a toothed margin and measures 1.5 to 3 centimeters long.

The leaves are 5-10 cm long, with a coarsely toothed margin.

The common name is due to the toothed margins.

The leaves are spirally arranged, with a deeply toothed margin.