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

14. Scutellaria nigricans C. Y. Wu, Fl. Reipubl. Popularis Sin. 65(2): 578. 1977.

变黑黄芩 bian hei huang qin

Herbs rhizomatous. Stems 15-40 cm tall, erect-ascending, glabrous, base purplish. Mid stem leaves petiolate; petiole 0.5-3.5 cm; leaf blade ovate, 6-7 × 3.2-3.5 cm, basal blades blackish when dry, ca. 1/2 as large, herbaceous, adaxially finely strigose on midrib otherwise sparsely strigose, abaxially glabrous, base broadly cuneate, margin remotely 6-8-callose-dentate, apex acute. Racemes terminal, ca. 11 cm; bracts rhombic, 2-3 mm, glabrous, margin entire. Pedicel ca. 2.5 mm, densely glandular puberulent. Calyx ca. 2.5 mm, densely glandular puberulent outside; scutellum ca. 0.75 mm. Corolla purple or purplish blue, ca. 2.3 cm, pubescent outside, glabrous inside; tube straight, base slightly saccate, throat to 4 mm in diam.; middle lobe of lower lip spreading, triangular, to 6.5 mm wide, base abruptly constricted, margin undulate; lateral lobes ovate, ca. 2.5 mm wide. Nutlets unknown. Fl. Apr-Jun.

* Forests; ca. 700 m. Sichuan (Nanchuan Xian).


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