Hybanthus
10 species in Aust.; all states and territories
Herbaceous perennials sometimes flowering in the first year, 15–50 cm high (sometimes higher when growing amongst shrubs), with slender rather wiry stems. Leaves alternate or alternate and opposite; stipules present. Petals blue or orange; lowest petal much longer than the others, slightly pouched at the base. Fruit a capsule opening in 3 valves.