Tristichous

• (a.) Arranged in three vertical rows.
Found on http://thinkexist.com/dictionary/meaning/tristichous/

tristichous

<botany> Arranged in three rows on a stem, each row in the same plane. ... (09 Oct 1997) ...
Found on http://www.encyclo.co.uk/local/20973

tristichous

having or in three rows
Found on http://phrontistery.info/t.html

tristichous

tristichous A term used to describe an arrangement of leaves in which successive leaves arise one-third of the way around the stem from the previous leaf, thus forming three rows up the stem.
Found on http://www.wordinfo.info/words/index/info/view_unit/2043/2
No exact match found