Family: Brassicaceae
[Lepidium idahoense Heller, more..., Lepidium medium Greene, Lepidium medium var. pubescens (Greene) B.L. Robins., Lepidium menziesii DC., Lepidium simile , Lepidium virginicum var. medium (Greene) C.L. Hitchc., Lepidium virginicum var. menziesii (DC.) C.L. Hitchc., Lepidium virginicum var. pubescens (Greene) Thellung, Lepidium virginicum var. robinsonii (Thell.) C.L. Hitchc.]