Cinquain is a short, usually unrhymed poem consisting of twenty-two syllables distributed as 2, 4, 6, 8, 2, in five lines. It was developed by the Imagist poet, Adelaide Crapsey.
From Shadow Poetry.com
http://www.shadowpoetry.com/resources/wip/cinquain.html
More on different types of Cinquains.
http://www.cinquain.org/theory.html
http://www.worldhaikureview.org/5-1/whcpb/cinquain/whcpbcinquainglossarydaleiden.htm
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