Stems erect, short branched, 20-30(-60) cm tall, densely spreading hispid. Lower stem leaves long petiolate; middle stem leaves short petiolate; upper stem leaves sessile, narrowly elliptic, 3-10 × 1-2.8 cm, hispid, base attenuate, margin entire, apex obtuse to rounded. Inflorescences terminating branches, ca. 1 cm wide, ca. 7-flowered, with 2 subtending leaves. Flowers pedicellate, crowded. Calyx 4-5.5 mm, parted nearly to base; lobes narrowly triangular, densely hirsute outside, long hispid inside. Corolla blue; tube ca. 2.5 mm, glabrous; appendages low trapeziform, ca. 1 mm, apex short pubescent; limb 6-7 mm wide; lobes orbicular-obovate, sparsely short strigose outside. Nutlets triangular-ovoid, ca. 3 × 2.3 mm, with irregular conical emergences; aperture narrowly oblong, ca. 2.2 mm; attachment scar above base adaxially. Fl. Jul.
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