A hothouse flashed uniquely; hedges dipped And rose: and now and then a smell of grass Displaced the reek of buttoned carriage-cloth Enjambment is sometimes known as run-on.
Found on http://www.poetsgraves.co.uk/glossary_of_poetic_terms.htm
Enjambement is the arranging of sentences and clauses in verse so that their ends do not coincide with the ends of the lines. It was introduced in order to give fluency and ease to verses. Found on http://www.probertencyclopaedia.com/browse/AE.HTM