Roots straight, to 20 cm, crowns 2-6 mm in diam. Stems branched from base, ca. 5 cm tall, densely spreading bristly. Leaves mostly petiolate, only uppermost sessile; petiole 0.5-2 cm; leaf blade spatulate, narrowly lanceolate to narrowly oblong, 1.5-6 cm × 4-10 mm, densely and minutely hispid, abaxially with long bristles along midvein and margin, adaxially sparsely hispid, hairs discoid at base, base attenuate, apex obtuse to subacute. Inflorescences terminal on branches; bracts narrowly elliptic, to 5 mm, densely hispid, bristly; flowers also at branching points on lower part of stems. Flowers few, crowded, short pedicellate. Calyx ca. 2.5 mm, parted nearly to base; lobes narrowly triangular, hirsute outside, margin densely short hispid. Corolla light blue; throat light yellow; tube ca. 1.4 mm, glabrous; appendages low trapeziform, ca. 0.3 mm, densely minutely hispid; limb ca. 3 mm wide; lobes orbicular-ovate, glabrous. Nutlets ovoid, ca. 1.8 mm, somewhat tuberculate; aperture above middle, elliptic, ca. 0.6 mm; attachment scar at middle of adaxial surface. Fl. Jun.
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