Diffuse, ascending shrub, 0.15-1(-1.6) m high, with distinctive large corolla wings. Fl. blue, Jul to Dec. Lateritic or granitic soils. Hills, outcrops, flats.
Stems ribbed. Leaves flat, 2.5-9 mm long, 0.4-1 mm wide, Indumentum absent (leaves glabrous); margins entire. Bracteoles present, 7-10 mm long, glabrous. Pedicellate, Pedicel length the pedicels 7-10 mm long, glabrous. Calyx lobes present, Calyx length 4.5-5 mm long, glabrous. Corolla blue, 12-25 mm long, without auricles, not spurred, glabrous on the outside, hairy on the inside, with wings, 1.6-8 mm wide, wings present on both sides, NaN (?) mm wide, 1.5-4.5 mm wide on the narrower side. Anthers free. Ovary inferior, not gibbose; style 6-7 mm long, hairy; indusium single, hairy; ovules more than two. Flowers in August, September and October. Occurs in the Coolgardie (COO), Swan Coastal Plain (SWA), Avon Wheatbelt (AW), Jarrah Forest (JF), Mallee (MAL), Warren (WAR) and Esperance Plains (ESP) IBRA Region(s), of the Eremaean (E) and South West (SW) Botanical Province.