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Chinese Plant Names | Family List | Lamiaceae | Leucas

Leucas lavandulifolia Smith


Description from Flora of China

Leonurus indicus N. Burman; Leucas linifolia (Roth) Sprengel; Phlomis linifolia Roth.

Herbs erect, 0.2-1 m tall, much branched from base, mostly gray pubescent. Stems slender. Petiole short to almost absent; leaf blade oblong-linear, linear-lanceolate, or linear, 2.5-7 × 1.5-1.2 cm, pubescent, base cuneate-attenuate, margin entire or sparsely undulate-serrate, apex obtuse, lateral veins 2 or 3 pairs. Verticillasters many flowered, 1.5-2.5 cm in diam.; bracts linear, shorter than calyx tube, apex spinescent. Calyx obovoid, ca. 0.5 mm, densely pubescent outside, glabrous except for apex inside, veins inconspicuous, mouth oblique; teeth irregular, upper tooth largest. Corolla white, ca. 1.5 cm; tube ca. 9 mm, villous near enlarged throat outside, slightly villous annulate inside; lower lip horizontal, ca. 2 × as long as adaxial, slightly villous at base outside, glabrous inside, lateral lobes small. Nutlets brown, ovoid. Fl. Oct-Dec, fr. Dec-Jan.

Dry sunny areas, roadsides, riverbanks, thickets at forest margins; 0-1000(-1400) m. Guangdong, Yunnan [India, Indonesia, Malaysia, Philippines, Thailand; Africa].


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