- a hollow tube of vascular tissue enclosing a pith and embedded in ground tissue.
Origin of siphonostele
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- botany the cylinder of conducting tissue surrounding a central core of pith in certain stemsSee also stele (def. 3)
C19: from siphon + stele
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