Herbs annual, gray-white, ca. 40 cm tall, strigose, hispid, hairs discoid at base. Stems branched from base; branches spreading, evidently striate. Leaf blade narrowly oblong to lanceolate-oblong, 1-2 cm × 4-8 mm, slightly fleshy, short strigose, sparsely bristly, base rounded to broadly cuneate, rarely cordate, margin angular-dentate, sometimes subundulate, apex obtuse. Pedicel 1.5-2 mm. Calyx 1.5-2.5 mm, to 3.5 mm after anthesis, densely bristly outside and short strigose inside; lobes lanceolate. Corolla blue or purple, tubular, ca. 3 mm wide at limb, ca. 1 mm wide at base, ca. 1.5 mm wide at throat, densely short strigose outside, glabrous inside; appendages trapeziform, pilose; lobes orbicular, ca. 1 mm. Anthers ovate, ca. 0.5 mm. Style ca. 1 mm; stigma capitate. Nutlets light brown, 3.5-4.5 mm, attachment scar ca. 3 mm.
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