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FOC | Family List | FOC Vol. 17 | Lamiaceae | Scutellaria

18. Scutellaria violacea var. sikkimensis J. D. Hooker, Fl. Brit. India. 4: 668. 1885.

紫苏叶黄芩 zi su ye huang qin

Scutellaria coleifolia H. Léveillé.

Herbs perennial. Stems 25-60 cm tall, erect, glabrous to subglabrous, purplish, mostly branched; mid stem internodes ca. 1.5 × as long as leaves, shortened apically. Petiole 0.4-2 cm; leaf blade ovate, to 3.8(-6) × 2.3(-3) cm, papery, glabrous or subglabrous, abaxially with purple spots, base cordate to subcordate, margin subequally 6-10-crenate, apex acute to short acuminate. Racemes terminal, often on lateral branches, 5-11 cm; bracts leaflike basally, ovate apically, ca. 5 mm. Pedicel ca. 3 mm, purplish, densely glandular puberulent. Calyx ca. 2 mm, ca. 4 mm in fruit, puberulent outside; scutellum spreading, semi-circular, ca. 2 × 2 mm, purple-red and ca. 5.5 × 4.8 mm in fruit. Corolla red, ca. 2 cm, sparsely pubescent, finely scaly on lobes of lower lip; tube sparsely puberulent below lower lip, conspicuously saccate, base bent, throat ca. 4.5 mm wide; middle lobe of lower lip trapeziform, spreading, to 7 mm wide, apex emarginate; lateral lobes oblong, ca. 2.5 mm wide. Nutlets reniform, ca. 1.7 mm, black, tuberculate, adaxially umbonate at middle. Fl. Jun-Jul, fr. Ju1-Aug.

Pine forests, grassy slopes; 1900-3200 m. Sichuan, Yunnan [India].


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