Grevillea angulata is a spreading to erect shrub that typically grows to a height of, its foliage covered with fine hairs pressed against the surface. The leaves are oblong to elliptic in outline, long and wide and pinnatifid or with seven to twenty-nine pointed lobes. The flowers are arranged in leaf axils or on the ends of branches on a rachis long. The flowers are green in the bud stage but open cream-coloured and covered with white hairs, the pistil long with a white to cream-coloured, green-tipped style. Flowering mainly occurs from March to September and the fruit is a glabrous follicle long.