Family: Fabaceae (Pea family).
Native of Australia.A widespread and common erect shrub to a metre or more. The small flowers are in short sprays from the leaf bases.
The leaves have a bitter taste, hence bitter pea. Some forms of Narrow-leaf Bitter-pea have much shorter leaves.
Name: leptophylla: slender leaves.
What appear to be the leaves of this plant are technically flattened leaf stalks (phyllodes), similar to many of the wattles.
1, 3, 4: Kalimna, Castlemaine. 3: Seed pods. 2: Barkly.