| Noun | 1. | deer's-ears - any of various tall perennial herbs constituting the genus Frasera; widely distributed in warm dry upland areas of California, Oregon, and Washingtonherb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests Frasera, genus Frasera - genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia | |