Syllabic verse
Lines whose rhythm arises by the number of its syllables. Examples include Thomas Nashe's "Adieu, farewell earth's bliss," Robert Bridges' "Cheddar Pinks," Marianne Moore's "Poetry" (whose stanzas consist of lines regularly having -- in sequence -- 19, 22, 7 or 11, 5, 8, and 13 syllables), and Dylan Thomas' "Poem in October."