Herbs to 0.7 m tall. Stems densely pubescent. Leaves cauline; petiole 1.5-2 cm; leaf blade ovate-lanceolate, elliptic-lanceolate, or lanceolate, 4.5-10.5 × 2-3.5 cm, abaxially villous along veins, adaxially glabrous, secondary veins 9-14 on each side of midvein, abaxially conspicuous, and adaxially inconspicuous, base cuneate, margin undulate or inconspicuously dentate, apex obtuse. Racemes terminal only, to 8-15 cm in fruit; peduncle and rachis densely hirsute; bracts linear, 2.5-3 × ca. 0.5 mm, adaxially densely pubescent, 1-veined, apex acuminate to acute; bracteoles linear, ca. 1.2 mm, glabrous, apex acuminate. Pedicel 2-3 mm in fruit. Calyx ca. 4 mm, glabrous; lobes extremely unequal, anterior one triangular, 2.5-3 × ca. 0.5 mm, and apex acuminate, posterior and lateral ones subtriangular and ca. 1 mm. Corolla not seen. Capsule ± oblong, 3.5-4 mm. Seeds light brown. Fr. Jul.
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