peregrine fleabane

''Erigeron glacialis'' is native to the mountains of western North America, including Cascades, the Sierra Nevada, and the Rocky Mountains. It has been found from Alaska and Yukon south as far as California, Arizona, and New Mexico. In the Sierra Nevada, it may be found with mixed coniferous and upper montane vegetation types, and in the alpine zone to 11,200 feet .

''Erigeron glacialis'' is a perennial herb up to 70 cm tall, with a thick taproot and spreading by means of underground.. more