Tetratheca Sm.
Small shrub. Flowers 4(rarely 5)-merous with 8(10) stamens. Tetratheca
Stems with 2–3 narrow wings or 2–3 angles in section except near the base. Leaves often reduced to scales but up to 2 cm long, linear-elliptic or rarely oblanceolate. Sepals deciduous. Petals 7–11 mm long. Ovary glabrous. Decumbent to sprawling undershrub. Previously in the St. George area of Sydney but now probably extinct there. Coast and adjacent plateau near Lake Macquarie. DSF. Ss. Vulnerable. Fl. spring Tetratheca juncea
Stems terete or ridged not winged