Shrub to 3 m tall. Leaves mostly 5-15 cm long and about 0.5 cm wide, stiff, the prickly, rather narrow triangular teeth folded upwards on each side, sometimes curved back. Flower heads to 4 cm wide, abundant and terminal, on the outside of the plant; late winter to early spring.
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.