Acacia hamiltoniana
Flowers 9–15 per head, golden yellow. Peduncle 2–4 mm long, glabrous. Phyllodes narrow-oblong to linear, 2–4 mm wide, 3–7 cm long, with thickened margins, mucronate. Legume oblong, flat, straight, c. 4 cm long and 10 mm wide. Shrub up to 3 m high. Blue Mts; Berowra. Heath and DSF. Fl. spring. Hamilton’s Wattle