Herbs, perennial, 25-50 cm tall, aromatic, with woody base, pubescent. Petiole 0.3-1.7 mm; leaf blade narrowly lanceolate, lanceolate, oblong, or ovate, 1.5-9 X 0.4-4 cm, thickly papery, pubescent, yellow glandular, base cuneate, subrounded, or truncate, margin coarsely serrate to rarely subentire, apex obtuse to acute. Inflorescences axillary or terminal, dense corymbose cymes. Calyx cup-shaped, ca. 2 mm, outside pubescent. Corolla purplish to bluish, tube ca. 3.5 mm, lower lobe fringed, both surfaces pubescent. Stamens and style exserted. Ovary pubescent. Fruiting calyx 4-5 mm. Fruit ca. 2.5 mm in diam., hirsute, nutlets with winged edges. Fl. and fr. Jun-Oct.
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