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

15. Stachys taliensis C. Y. Wu, Acta Phytotax. Sin. 10: 225. 1965.

大理水苏 da li shui su

Herbs perennial. Rhizomes not enlarged. Stems erect, slender, unbranched, angles retrorse strigose, base sub-glabrous, apex densely pilose-strigose, internodes much longer than leaves. Petiole 1-2 cm; leaf blade lanceolate-ovate, 4-8 × 2-2.5 cm, adaxially densely silky-strigose, abaxially sparsely strigose, base truncate to shallowly cordate, margin crenate-serrate, apex acute. Spikes 5-7 cm; verticillasters 6-flowered, lower 2 or 3 ± widely spaced; upper floral leaves sessile, ca. as long as verticillasters; bracteoles few, less than 1 mm, early deciduous. Pedicel ca. 1 mm. Calyx campanulate, 6-7 mm, silky-strigose, 5-veined; teeth triangular, subequal or posterior 3 slightly larger, 1-2 mm, apex acute, glandular puberulent. Corolla white, ca. 1.3 cm; tube ca. 8 mm, subcylindric, sparsely puberulent, saccate; upper lip straight, oblong-ovate, ca. 5 × 3 mm; lower lip horizontally spreading, ovate, ca. 5 mm wide; middle lobe subcircular, ca. 3 mm wide, emarginate; lateral lobes ovate, ca. 1.5 mm wide. Stamens included; filaments puberulent below middle, slightly dilated at apex. Ovary black-brown, glabrous. Fl. Jun.

* Evergreen, broad-leaved forests; ca. 2000 m. Yunnan.


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