Gunnera, a genus of large-leaved perennial plants, is primarily native to South America, but also grows in other parts of the world. Commonly known as 'dinosaur plants' or 'giant rhubarb,' gunnera plants can reach heights of up to 2 meters and have leaves that can grow up to 3 meters in diameter. Given the plant's unique appearance and size, it's not surprising that there are several synonyms for the word gunnera. Some of these synonyms include 'Chilean rhubarb,' 'Dinosaur rhubarb,' 'Giant rhubarb,' and 'Mammoth rhubarb.' Regardless of the name, the gunnera plant is loved by gardeners worldwide for its impressive size and striking appearance.