Definition of cat's–ear
1 : a European weed (Hypochaeris radicata) now widely naturalized in North America that has yellow flower heads and leaves resembling a cat's ear —called also California dandelion, capeweed, gosmore
2 : any of various plants with soft hairy blossoms or leaves (as the cudweed or the hawkweed)
3 West : a plant of the genus Calochortus
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