Sisymbrium altissimum L.  
Family: Brassicaceae
tall tumble mustard
[Norta altissima (L.) Britton]
Sisymbrium altissimum image
Kitty Kohout  
Etymology: Sisymbrium: Greek name for some plant of the mustard family
Plants: erect, annual, 6"-40" tall forb, usually with many branches near the top
Leaves: stalked, pinnately-divided
Flowers: pale yellow, 4-parted, 1/2" wide; inflorescence a loose cluster (raceme) of stalked flowers; blooms June-July
Fruits: long, thin, erect pod on stalks almost as thick as the pod
Habitat: disturbed sites
Conservation Status: Introduced - naturalized
Sisymbrium altissimum image
Emmet J. Judziewicz  
Sisymbrium altissimum image
Emmet J. Judziewicz  
Sisymbrium altissimum image
Botanical Illustration  
Sisymbrium altissimum image
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