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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.


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


(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.
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XI.10, donde se describe el artefacto ritual de uno de los sacerdotes del siguiente modo: "idem gerebat et aureum vasculum in modum papillae rutundatum, de quo lacte libabat".
thick, 74[degrees]32.68'W Aplysina insularis, Verongula gigantea, Ptilocaulis sp., Cliona varians Sweetings Cay Cribrochalina vasculum, 26[degrees]36.0'N; Dysidea etheria 77[degrees]52.60'W Chub Cay Aplysina cauliformis var.
A naturalist in western China, with vasculum, camera, and gun.