vasculum
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vas·cu·lum
(văs′kyə-ləm)n. pl. vas·cu·la (-lə)
A usually metal case used for carrying collected plant specimens.
[Latin vāsculum, small vessel; see vascular.]
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.
vasculum
(ˈvæskjʊləm)n, pl -la (-lə) or -lums
(Botany) a metal box used by botanists in the field for carrying botanical specimens
[C19: from Latin: little vessel, from vas]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
vas•cu•lum
(ˈvæs kyə ləm)n., pl. -la (-lə), -lums.
a box used by botanists in collecting plants.
[1825–35; < Latin vāsculum little vessel]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.