- arranged in a spike of four vertical rows, as flowers.
- having four such rows of flowers, as a spike.
Origin of tetrastichous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (of flowers or leaves on a stalk) arranged in four vertical rows
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012