Herbs perennial, glabrous, 35--75 cm tall. Stems erect, simple or weakly branched, ± glandular on upper part. Leaves alternate; petiole 3--10 mm, narrowly winged; leaf blade lanceolate, 3--7 X 0.6--1.6 cm, dark glandular punctate especially near margin, base attenuate, obscurely undulate, apex acuminate. Racemes terminal, 3--10 cm, elongating to 20 cm in fruit; bracts linear-lanceolate, 5--8 mm. Pedicel 4--5 mm. Calyx 3.5--6 mm; lobes lanceolate, abaxially glandular striate. Corolla white to pink, 6--7(--8) mm, parted slightly below middle; lobes obovate, apex rounded; sinus between lobes rounded. Stamens ca. as long as corolla lobes or exserted; filaments adnate to base of corolla lobes; anthers elliptic, dorsifixed, ca. 1 mm. Ovary glabrous; style ca. 5 mm. Capsule subglobose, 3--4 mm in diam.
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