• WordNet 3.6
    • n Erysimum large genus of annual or perennial herbs some grown for their flowers and some for their attractive evergreen leaves; Old World and North America
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Century Dictionary and Cyclopedia
    • n erysimum A genus of cruciferous plants having narrow entire leaves and yellow or orange flowers. The number of species is variously estimated at from 20 to over 100, natives of the mountains of Europe and central Asia, and of North America. Two or three species are cultivated for their showy flowers, among them the western wallflower, E. asperum, common over a large part of the United States, with large flowers resembling those of the wallflower.
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Chambers's Twentieth Century Dictionary
    • n Erysimum er-is′i-mum a genus of Cruciferæ, allied to Hedge-mustard and Dame's Violet.
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Chambers's Twentieth Century Dictionary
Formed through L. from Gr. erysimon.


In literature:

If not already in some portions of the state, we may at any time expect to find three other species of Erysimum.
"Seeds of Michigan Weeds" by W. J. (William James) Beal