Lepidium latifolium L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Brassicaceae
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Scientific Name
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Description
Species Description - Rhizomatous perennial to 2 m; herbage glabrous or nearly so; lower lvs long-petioled, to 30 × 8 cm; cauline lvs lanceolate to narrowly ovate, entire to dentate, the main ones 1–4 cm wide; infl paniculately branched, with many short racemes that do not elongate; stamens 6; fr sparsely hirsutulous, suborbicular, 2 mm, wingless, rounded at both ends, not notched; stigma subsessile; 2n=24. Native of s. Europe and w. Asia, established along the coast from Mass. to L.I. and at widely scattered stations elsewhere.
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Common Names
perennial pepperweed