Isocoma coronopifolia, the common goldenbush, is a North American plant species in the sunflower family. It has been found on both sides of the Río Grande, in Tamaulipas, Coahuila, Nuevo León, Chihuahua, and southern Texas. Isocoma coronopifolia is a shrub up to 120 cm (4 feet) tall. The plant produces flower heads in clusters on the tips of branches, each head containing 12-15 disc flowers but no ray flowers.