Perennial to 2 m tall. Leaves more or less ovate to about 15 cm long, strongly toothed to almost lobed, waxy blue below. Flowers to 5 cm wide, in clusters, mauve (rarely white) with 4 petals; summer.
Source: (1997). Papaveraceae. In: . Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.