Plant monocarpic; caudex small. Internodes 2 or 3 (–4). Flowering stems lax to erect, simple or sparsely branched, 8–35 cm high. Basal leaves narrowly oblanceolate, 15–30 (–50) mm long, 3–7 mm wide. Stem leaves lanceolate to narrowly oblanceolate, 10–20 (–30) mm long, 4–7 mm wide. Terminal inflorescence subcorymbose, (3–) 7–11 (–20)-flowered; pedicels 1–2 (–6.5) cm long, subfiliform. Flowers (4-or) 5-merous, to c. 2 cm diam. Calyx lobes linear to narrowly lanceolate, 4–6 (–7) mm long, smooth to minutely papillose-serrulate on margins, with apex erect to ±recurved, acute to acuminate. Corolla creamy white or occasionally strongly violet-tinged, with grey-violet veins; tube 2–3 mm long; lobes to 10 (–12) mm long. Stamens (4 or) 5; anthers (1–) 1.5–1.8 (–2) mm long. Ovary 5–8 mm long, with 60–100 ovules; stigmas c. 0.5 mm long. Capsule to 20 (–25) mm long. Seeds spherical to ovoid, 0.5–0.7 (–1) mm long, dark straw yellow to dull reddish orange.
Grows in grassland or open woodland in relatively dry, sandy soils, mostly at low altitudes, and almost reaching sea-level adjacent to the South Australia/Victoria border and near Hobart, Tasmania.