Greek gastros — belly, lobos — pod, referring to the swollen pods.
Small to large shrubs. Leaves simple, opposite, whorled, sometimes scattered; stipules usually present. Flowers terminal or axillary. Flowers stalked, mostly yellow to orange with reddish or purple colourings. Calyx not or slightly 2-lipped, the lobes to as long as the flower tube. Petals with narrowed elongated bases. Standard at least as long as wings and keel. Stamens free.ovary stalked. Fruit pod stalked.
Many species contain monofluoroacetic acid which is considered to be very toxic to stock and humans.
About 43 species from WA.
Seed, cuttings and root division.
Calyx not or only slightly 2-lipped; leaves often pungently pointed.
Source: (2002). Fabaceae. 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.