Herbs perennial. Stems ascending, ca. 35 cm tall, sparsely short strigose or glabrescent. Petiole to 5 cm; leaf blade narrowly lanceolate to broadly ovate, 3.5-9 × 2.5-6.5 cm, sparsely strigose, base rounded to cuneate, apex mucronate. Upper stem leaves short petiolate, smaller. Inflorescences sessile, in axils of upper leaves, much branched, to 19 cm in fruit, strigose, ebracteate. Pedicel obliquely spreading, to 4 mm in fruit. Flowers widely spaced. Calyx lobes vertical, oblanceolate, ca. 2.5 mm. Corolla blue, light blue, or light purple. Mature nutlets black, vertical, semiglobose-tetrahedral, ca. 1 mm, adaxial bottom surface smaller, convex, 2 lateral surfaces subequal in size; abaxial surfaces extremely convex, margin crustaceous, obtuse ribbed, sessile.
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