Derwentia Raf.
Shrubs not rooting at the nodes Derwentia
Leaves 2–5 cm long, 1–3 mm wide, linear, entire, with a few teeth or with irregular lobes. corolla violet-blue, 7–10 mm long. Herb to 1 m high. Western Blue Mts DSF. Fl. spring–autumn Derwentia arenaria
Leaves lanceolate to ovate, more than 10 mm wide