Annual herb with 1-many, erect, hairy branches to c. 25 cm high. Lower lvs shortly petiolate or subsessile, to c. 5 × 1 cm, oblong to oblong-spathulate, densely covered in straight hairs; apex obtuse to acute; upper lvs similar but smaller. Cymes ebracteate, usually elongating to > leafy part of stem after flowering. Pedicels always < calyx. Calyx c. 3 mm long at anthesis, elongating to 4-5 mm and becoming closed at fruiting; tube with spreading, hooked hairs; lobes c. 1/2 length of calyx. Corolla limb 1.5-2.5 mm diam., yellow or cream, becoming blue; lobes entire, concave. Style = or > calyx. Nutlets 1.2-1.5 × 0.75-1 mm, ovoid, dark brown or black, with very narrow rim.