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Pakistan | Family List | Brassicaceae | Lepidium

Lepidium virginicum Linn., Sp.P1. 645. 1753. Busch in Kom., l.c. 512; Clapham et al,F1.Brit.lsl. ed.2: 141.1962; Tutin et al, Fl.Europ.1:332. 1964; Kitamura, Plants of W. Pakistan and Afghanistan 75.1964.

Annual, 30-50 cm tall, often unbranched above, erect, minutely hairy on the stem or + downy with long downwardly curved, appressed simple hairs on raised bases. Basal leaves lyrate or pinnately lobed with large rounded terminal lobe and numerous much smaller lateral lobes, up to 8 cm long, rough with short bristles; middle and cauline leaves simple, sharply toothed and ciliate; uppermost linear, c. 15 mm long, 2 mm broad. Flowers similar to the previous species but petals always present and longer than sepals. Siliculae 3-(-4) mm long, 2.5-3(-3.5) mm broad, almost orbicular with a broad but shallow notch towards the aepx including almost sessile stigma within it.

Fl. Per.: April June.

Type: Described from Virginia, Jamaica.

Distribution: Native of N. America, introduced in Europe and other cooler countries.


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