tetrastichous

tetrastichous

(tɛˈtræstɪkəs)
adj
(Botany) (of flowers or leaves on a stalk) arranged in four vertical rows
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

te•tras•ti•chous

(tɛˈtræs tɪ kəs)

adj.
arranged in four vertical rows, as flowers on a spike.
[1865–70; < New Latin tetrastichus < Greek tetrástichos having four lines or rows. See tetra-, -stichous]
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