Spenserian stanza：

A nine-line stanza with the following rhyme scheme: ababbcbcc. The first eight lines are written in iambic pentameter. The ninth line is written in iambic hexameter and is called an Alexandrine. The Spenserian was invented by Edmund Spenser for his epic poem the Faerie Queene. The Spenserian was also used by Robert Burns, John Keats, and Shelley.