Shrub to nearly 1 m tall. Leaves mostly less than 7 mm wide, narrowly oblanceolate to almost linear. Flowers almost all year round, the sepals purple and the petals white at first, becoming purple; summer. [Cheiranthus scoparius Willd.]
Source: (1997). Brassicaceae. 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.