Lepidium perfoliatum L.
Family: Brassicaceae
clasping cress,  more...
Lepidium perfoliatum image
PNW Weed Management Handbook  
Etymology: Lepidium: from the Greek lepidion, meaning "a little scale," in reference to the shape of the fruit pods
Plants: erect, annual, 8"-20" tall forb, branching towards the top
Leaves: lower leaves pinnately-divided; upper leaves clasping, stalkless
Flowers: yellow, 4-parted; inflorescence a cluster (raceme) of stalked flowers; blooms May-June
Fruits: elliptic, flat, notched pod
Conservation Status: Introduced - adventive
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