From the name of the variety of shrubs (genus Vaccinium) or the berries that grow on them. It was used by author Mark Twain for the character of Huckleberry Finn in his novels The Adventures of Tom Sawyer (1876) and Adventures of Huckleberry Finn (1884).
People with the name Randolph have a deep inner need for quiet, and a desire to understand and analyze the world they live in, and to learn the deeper truths.
People with the name Percy have a deep inner desire for travel and adventure, and want to set their own pace in life without being governed by tradition.