There is only one species of poetry, the utterance of the ecstatic state, and this is always personal, whether in verse or prose, and hence, has a lyrical quality.
"The Literature of Ecstasy"
Albert Mordell
Hence every composition whether in verse or prose, that records ecstasy here and there, is lyrical in those parts where the ecstasy is depicted.
"The Literature of Ecstasy"
Albert Mordell
Poetry is essentially lyrical.
"The Literature of Ecstasy"
Albert Mordell