Erigeron aphanactis is a species of flowering plant in the daisy family (Asteraceae) known by the common name rayless daisy, or rayless shaggy fleabane. This wildflower is native to the western United States, primarily the Great Basin and Colorado Plateau regions (eastern California, Nevada, Utah, western Colorado, northeastern Arizona, northwestern New Mexico, southern Idaho, eastern Oregon). Varieties * Erigeron aphanactis var. aphanactis - Arizona, California, Colorado, Nevada, New Mexico, Oregon, Utah * Erigeron aphanactis var. congestus (Greene) Cronquist - California, Nevada, Utah