Distribution – China, Sichuan province.
Description – This is a larger plant for the woodland garden. Basal leaves have three, whilst flower stems carry two leaves, each of three leaflets. Leaves have small spines on the margins. Young leaves a well marked with red blotches. The flowers are of pale yellow with the inner sepals reflexed, rather than lying directly on the petals as happens in many other species. The anthers and pollen are green.