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Fruit c. 8 mm. in diam.; nutlets c. 3.5 x 2.5 mm. (without glochids), ovate, flattened, not marginate, not much densely covered with columnar glochids up to 0.7 mm. long, much smaller and very scattered on lower surface, with cicatrice c. 1.0 x 1.0 mm., deltoid, seemingly free from the style.
Calyx 2.0–2.5 mm. long, scabrous to shortly bristly outside on the tube and on the back, ciliate at margins, divided to near the base; lobes ovate or triangular-ovate to oblong-obovate, subacute to rounded at apex, up to 3 mm. long in fruit.
Corolla glabrous, white but blue at mouth; tube 1.2–1.5 mm. long, ± campanulate; lobes 1.0–2.0 x 0.8–1.5 mm., subcircular to oblong, rounded at apex, ± spreading; fornices 0.4 x 0.6 mm., ± trapeziform, papillose.
An erect biennial or perennial herb up to 0.8 m. high, unbranched or but little branched to the apex; stem subwoody below the rosette of leaves, herbaceous above, with ± scattered spreading bristles.
Basal leaves (and inferior cauline ones) whithered and much eroded at flowering, with the persistent petiolar pan up to 6 cm. long, hispid above and below.
Stamens inserted about the middle of the corolla tube; anthers c. 0.5 mm. long, elliptic; filaments c. 0.2 mm. long.
Style c. 0.5 mm. long, up to 1.0 mm. and persisting after nutlets are shed; stigma subcapitate.
Cymes lax, few-flowered, slender, arranged in a lax, leafy, sometimes ± corymbiform panicle.
Pedicels 1.5–3.5 mm. long, elongated up to 8 mm. and somewhat recurved in fruit.
