Sonnet 30 up of fourteen lines in three quatrains and a couplet, rhyming "abab cdcd efef gg". While using the rhyming and metrical structure of the 'English' or 'Surreyan' sonnet, Shakespeare often also reflected the rhetorical form of the Italian form also known as the Petrarchan sonnet. It divides the sonnet into two parts: the "octet" (the first eight lines) usually states and develops the subject, while the "sestet" (the last six lines) winds up to a climax. Thus a change in emphasis, known as the "volta", occurs between the end of the eighth and the beginning of the ninth lines —
Sonnet 20 syllable to the traditional form may also represent a phallus. Sonnet 20 is one of only two in the sequence with feminine endings to its lines; the other is Sonnet 87. Stackhouse also comments on the reveal of the gender of the addressee in the final few lines as a way of Shakespeare playing with the idea of gender throughout the poem. Stackhouse's analysis of the nature aspect also seemed to play into the "gender-bending" model by creating this idea of Mother Nature falling in love with her creation and thus imparting a phallus to him. Which is represented in