With one exception , the poems do not rhyme or follow standard rules for meter and line length . Among the poems in the collection are " Song of Myself " , " I Sing the Body Electric " , and " Out of the Cradle Endlessly Rocking " . Later editions included Whitman 's elegy to the assassinated President Abraham Lincoln , " When Lilacs Last in the Dooryard Bloom 'd "
assassinated
Assassination of Abraham Lincoln
Leaves of Grass