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

12. Stachys arrecta L. Bailey, Gentes Herb. 1: 43. 1920.

地蚕 wo er cai

Herbs perennial. Rhizomes succulent. Stems erect, 40-60 cm, much branched along entire length, densely villous; branches slender, densely villous. Petioles of stem leaves 0.5-1.5 cm, densely pubescent; stem leaves blade cordate, 2.5-6.5 × 1.5-3 cm, papery, adaxially sparsely pubescent, abaxially pubescent, densely pubescent and glandular on veins, base cordate, margin crenulate or crenate-serrate, apex acuminate; lateral veins 3-5 pairs, conspicuously elevated abaxially. Verticillasters 2-6-flowered, few, widely spaced, subapical; upper floral leaves sessile, lanceolate; bracteoles linear, ca. 1 mm. Pedicel ca. 1 mm. Calyx tubular-campanulate, ca. 5 mm, conspicuously 10-veined, densely glandular pubescent or pubescent outside, apex sparsely puberulent inside; teeth subequal, narrowly triangular, 2-2.5 mm, apex acuminate, rigid. Corolla reddish, ca. 1.2 cm, tube ca. 8 mm, subequal in diam., puberulent; upper lip erect, oblong-ovate, ca. 3 × 2 mm; lower lip subpatent, subcircular, ca. 4 × 3.5 mm. Filaments puberulent; anthers ovoid, divaricate. Ovary glabrous. Nutlets brown, ovoid, ca. 1.5 mm, tuberculate. Fl. Jul-Aug, fr. Sep-Oct.

* Jungles, shady valleys; 1500-2000 m. Anhui, Henan, Hubei, Hunan, Jiangsu, Shaanxi, Shanxi, Zhejiang.


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