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Chinese Plant Names | Family List | Lamiaceae | Leonurus

Leonurus villosissimus C. Y. Wu et H. W. Li


Description from Flora of China

Herbs annual. Stem erect, ca. 60 cm, solitary, striate, densely yellowish villous, much branched apically. Petiole of mid stem leaves 1-3.5 cm; leaf blade triangular-ovate, 5-6.5 × 5-5.5 cm, papery, densely yellowish villous, 3-lobed, base broadly cuneate, margin coarsely serrate-dentate, apex acute; middle lobe rhombic-oblong, ca. 4 × 2.5 cm, lateral lobes oblong, ca. 1.5 cm wide; upper leaves with petiole less than 5 mm, blade circular-ovate or ovate to subcircular, margin coarsely serrate-dentate, entire, or 3-lobed. Verticillasters many flowered; bracteoles spiny, straight, 5-6 mm. Flowers sessile. Calyx tubular, 0.8-1.2 cm, densely yellowish villous, golden glandular; tube 5-7 mm, slightly constricted at mouth, obscurely veined; teeth 3-5 mm, straight, broadly triangular-subulate, apex abruptly acuminate-spinescent, anterior teeth larger. Corolla 1.5-2.1 cm, densely gray-white sericeous-villous, scaly annulate inside, sparsely scaly-puberulent on posterior part of tube; tube 6-7 mm, gradually dilated to 3 mm in diam. at throat; upper lip oblong, spreading, ca. 9 × 4 mm, emarginate; lower lip ovate, ca. 7 × 5 mm, middle lobe obcordate, lateral lobes ovate. Filaments puberulent basally. Ovary brown, glabrous. Nutlets unknown. Fl. Aug.

* Sunny slopes; ca. 500 m. Hebei (Yi Xian).


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