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Chinese Plant Names | Family List | Brassicaceae | Lepidium

Lepidium sativum Linn.


Description from Flora of China

Herbs annual, (10-)20-80(-100) cm tall. Stems erect, simple or branched, sparsely crisped pilose above. Basal leaves not rosulate; petiole 1-4 cm; leaf blade variable in shape, 1- or 2-pinnatifid or -pinnatisect, 2-8(-10) × 1-3(-5) cm; ultimate lobes ovate or oblong, margin dentate, apex acute. Cauline leaves petiolate; leaf blade similar to basal ones but less divided, with 1-4 lateral lobes on each side of midvein; uppermost leaves subsessile, linear, margin entire. Fruiting pedicels suberect, appressed to rachis, or ascending, straight, 1.5-4(-6) mm, terete or slightly flattened, glabrous. Sepals oblong, 1-1.8 × 0.5-0.8 mm, glabrous or pubescent abaxially. Petals white or lavender, spatulate or obovate, 2.5-3.5(-4) × 0.7-1.4 mm, base attenuate. Stamens 6; filaments 1.5-2 mm; anthers oblong, 0.4-0.5 mm. Fruit oblong-ovate or elliptic, (4-)5-6(-7) × 3-4.5(-5.5) mm, base rounded, margin and apex broadly winged, apex emarginate; wings 1-1.5 mm at apex; apical notch 0.2-0.5 mm; style 0.2-0.5(-0.8) mm, free from wings, included in or rarely exserted from apical notch. Seeds reddish brown, oblong, 2-2.6 × 1-1.3 mm, wingless; cotyledons incumbent, 3-lobed. Fl. Jun-Jul, fr. Aug-Sep. 2n = 24, 32*.

Cultivated or naturalized; near sea level to 1700 m. Heilongjiang, Jiangsu, Jilin, Shandong, Xinjiang, Xizang [Afghanistan, India, Japan, Kashmir, Kazakhstan, Kyrgyzstan, Nepal, Pakistan, Russia, Sikkim, Tajikistan, Turkmenistan, Uzbekistan, Vietnam; N Africa, SW Asia, Europe; naturalized in North and South America].


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