Maguire daisy, Erigeron maguirei, is a Federally listed threatened plant that occurs in Emery County, Garfield County, and Wayne County, Utah. A member of the sunflower family, this species is a perennial herb with a branched woody base. Its stems and leaves are densely spreading and hairy; its flower petals are white or pink and it blooms in June and July. Maguire daisy grows on the sand and detritus weathered from Navajo Sandstone and, rarely, the Kayenta Formation. It is found in slickrock-crevices, on ledges, and in bottoms of washes, at elevations ranging from 1600 to 2500 meters.