Small tree to 5 m or so tall. Leaves in whorls of 3, margins with large, irregular and spined teeth. Flowers pinkish. Fruit slightly flattened and pointed, 1.5-2 cm long, seeds warty.
Not generally found in cultivation as the kernel of the nut is bitter and inedible (cyanogenic).
Source: (2002). Proteaceae. In: . Horticultural Flora of South-eastern Australia. Volume 3. Flowering plants. Dicotyledons. Part 2. The identification of garden and cultivated plants. University of New South Wales Press.