Erysimum cheiranthoides L.  
Family: Brassicaceae
worm-seed mustard, worm-seed wallflower
[Cheirinia cheiranthoides (L.) Link, Erysimum cheiranthoides subsp. altum L.]
Erysimum cheiranthoides image
Robert W. Freckmann  
Etymology: Erysimum: from the Greek eryomai, "to help or save," because some of the species supposedly had a medicinal value
Plants: erect, annual, 8"-40" tall forb, very hairy; stems usually unbranched
Leaves: linear to oblong, mostly toothless
Flowers: bright yellow, 4-parted, 1/4"-1/3" wide; inflorescence a long, dense cluster (raceme) of stalked flowers; blooms June-Aug.
Fruits: long, thin, 4-angled pod, erect to pointing upward, seeds in 1 row
Habitat: wet to moist; disturbed sites
Hazardous: Careful, this plant is hazardous!
Conservation Status: Introduced - naturalized
Erysimum cheiranthoides image
Emmet J. Judziewicz  
Erysimum cheiranthoides image
Kitty Kohout  
Erysimum cheiranthoides image
Botanical Illustration  
Erysimum cheiranthoides image
Botanical Illustration  
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