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General Description

Herbs perennial. Rhizomes fleshy, to 2 cm in diameter, branched. Stems ascending, (15-) 30-120 cm tall, much branched, subglabrous or antrorsely to spreading puberulent. Petiole ca. 2 mm, puberulent; leaf blade lanceolate to linear-lanceolate, 1.5-4.5 cm long, (0.3-) 0.5-1.2 cm wide, papery, glabrous or sparsely puberulent, abaxially densely impressed glandular, base rounded, margin entire, apex obtuse. Racemes terminal, 7-15 cm; basal bracts similar to stem leaves, upper ones ovate-lanceolate to lanceolate, 4-11 mm, subglabrous. Pedicel ca. 3 mm, puberulent. Calyx ca. 4 mm, ca. 5 mm in fruit, densely puberulent outside, margin ciliate, glabrous inside; scutellum ca. 1.5 mm, ca. 4 mm in fruit. Corolla purple-red to blue, 2.3-3 cm, densely glandular pubescent outside, pubescent on saccate part inside; tube conspicuously bent near base, throat to 6 mm wide; middle lobe of lower lip triangular-ovate, ca. 7.5 mm wide. Nutlets black-brown, ovoid, ca. 1.5 × 1 mm, tuberculate, adaxially umbonate near base.


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Wen, Jun

Source: Plants of Tibet

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