| mule's ears | (n) balsamic-resinous herb with clumps of lanceolate leaves and stout leafy stems ending in large deep yellow flowers on long stalks; northwestern United States, Syn. Wyethia amplexicaulis |
| white-rayed mule's ears | (n) herb with basal leaves and leafy hairy stems bearing solitary flower heads with white or pale cream-colored rays; northwestern United States, Syn. Wyethia helianthoides |