丽江糙苏 li jiang cao su

Roots thick. Stems 0.6-1.5 m tall, robust, striate, apex densely stellate tomentulose, basally sparsely stellate pilose. Petiole 7-13 cm; stem leaf blades cordate to ovate, 7-18 × 6-15 cm, adaxially sparsely stellate pubescent and simple hairy, abaxially densely stellate pubescent, base cordate to rounded, margin dentate, apex acute or caudate-acuminate. Verticillasters 2-10-flowered; peduncle 1-3 mm; floral leaves petiole 0.5-5.5 cm, longer than verticillasters; bracts leaflike, linear-lanceolate, 4-13(-22) × 1.5-3(-5.5) mm. Calyx tubular, ca. 13 × 5 mm, gray stellate pannose outside; teeth 1.5-2.5 mm, apex gray pannose, tufted pilose inside, spine ca. 2.5 mm. Corolla white or yellow, ca. 2.1 cm, white lanate except for glabrous tube outside, pilose annulate inside; upper lip ca. 1 cm, margin fringed, bearded inside; lower lip ca. 8 × 10 mm; lobes ovate, middle lobe ca. 6 × 4 mm, lateral lobes smaller. Stamens included; filaments hairy, posterior 2 with a hooked, reflexed basal appendage. Nutlets glabrous. Fl. Jul.

* Dry grasslands; ca. 3500 m. Yunnan (Lijiang Xian).