The phrase "Song of Hiawatha" is a concise and specific term that refers to an epic poem by Henry Wadsworth Longfellow. However, if one were seeking alternative ways to describe this literary work, there are several options available. One could use the term "long poem" or "narrative verse," or simply refer to it as a work of literature. Additionally, it could be described in terms of its themes, such as "Native American mythology," "romanticism," or "historical fiction." Overall, while "Song of Hiawatha" may be the most recognizable term, there are certainly many alternatives available to those seeking a more descriptive or varied way to refer to Longfellow's masterpiece.