Chromolaena frustrata called Cape Sable false thoroughwort[4] or Cape Sable thoroughwort,[5] is a rare North American species of flowering shrub in the family Asteraceae.

It is found only in southern Florida, on the Florida Keys, inside Everglades National Park, and other nearby low-lying areas.

It grows on coastal rock outcrops, the edges of hammocks, and other undisturbed sites at elevations less than 10 meters (33 feet) above sea level.

[4][6] Chromolaena frustrata is a perennial herb rarely more than 25 cm (10 inches) tall.

Flower heads are produced in groups of 2–6.