Poetry Guide: Reverdie
Originating in the troubadour ballads of the early middle ages, reverdies was very popular during the time of Chaucer. T.S. Eliot's "The Wasteland" and William Carlos Williams' "Spring and All" are both considered to be modern examples of the genre.
Harmon, William. "A Handbook to Literature". Upper Saddle River: Prentice Hall, 2005. ISBN 0131344420