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Related to decurrent: excurrent
Having the leaf base extending down the stem below the insertion.
[Middle English, from Latin dēcurrēns, dēcurrent-, present participle of dēcurrere, to run down : dē-, de- + currere, to run; see kers- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Botany) botany extending down the stem, esp (of a leaf) having the base of the blade extending down the stem as two wings
[C15: from Latin dēcurrere to run down, from currere to run]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
de•cur•rent(dɪˈkɜr ənt, -ˈkʌr-)
extending down the stem below the place of insertion, as certain leaves.
[1745–55; < Latin dēcurrent-, s. of dēcurrēns, present participle of dēcurrere to run down =dē- de- + currere to run]
de•cur′rence, de•cur′ren•cy, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.