Grevillea is a genus of about 360 species of evergreen flowering plants in the protea family Proteaceae. It comes from Australia, New Guinea, New Caledonia, and Sulawesi. It was named after Charles Francis Greville. The species are quite different from each other, from low growing shrubs less than 0.5 m tall to trees 35 m tall. Common names include Grevillea, Spider Flower, Silky-oak and Toothbrush.