Decasyllabic quatrain Decasyllabic quatrain Decasyllabic quatrain is a term used for a poetic form in which each stanza consists of four lines of ten syllables each, usually with a rhyme scheme of AABB or ABAB. Examples of the decasyllabic quatrain in heroic couplets appear in some of the earliest texts in the English language, as Geoffrey Chaucer created the heroic couplet and used it in "The Canterbury Tales". The alternating form came to prominence in late 16th-Century English poetry and became fashionable in the 17th Century when it appeared in heroic poems by William Davenant and John Dryden. In the 18th Century
Viriato Trágico (poem) The poem, like many other epic works of 17th-century Portuguese literature, is written in ottava rima ("oitava rima" in Portuguese). This eight-line stanza of Italian origin is composed of hendecasyllabic lines rhymed "abababcc". The form was introduced into epic poetry by Giovanni Boccaccio in the 14th century. Soon it became very popular in Italy. In the beginning of the 16th century Francisco de Sá de Miranda, returning home from a stay in Italy, imported it into Portuguese poetry. This stanza was chosen by Luís de Camões for his "Lusiads". Many other poets used this form in the 17th century, including