Hymenoxys brandegeei is a species of flowering plant in the daisy family known by the common names Brandegee's four-nerve daisy, Brandegee's rubberweed or western bitterweed. It is native to the States of Arizona, Colorado, and New Mexico in the southwestern United States. Hymenoxys brandegeei grows at elevations of 2,800–4,100 meters (9,200–13,500 ft) in the mountains, often above timber line. It is a perennial herb up to 24 cm (9.4 in) tall. One plant generally produces one flower head per stem, up to 10 per plant. Each head has 14–23ray flowers and 150–250 disc flowers.