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nounnoxious cress with yellow flowers; sometimes placed in genus Sisymbriumtype of:part of:
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nounany of several rock-loving cresses of the genus Arabis
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Definition that contains rockcress
- arabis annual to perennial woody herbs of temperate North America, Europe and Asia: rockcress
- genus arabis annual to perennial woody herbs of temperate North America, Europe and Asia: rockcress