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Having saw-toothed divisions directed away from the apex: runcinate leaves.
[Latin runcinātus, past participle of runcināre, to plane, from runcina, carpenter's plane, formerly taken to mean saw, alteration (influenced by runcāre, to weed, pluck) of Greek rhukanē, carpenter's plane.]
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) (of a leaf) having a saw-toothed margin with the teeth or lobes pointing backwards
[C18: from New Latin runcīnātus, from Latin runcīnāre to plane off, from runcīna a carpenter's plane]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Adj.||1.||runcinate - having incised margins with the lobes or teeth pointing toward the base; as dandelion leaves|
rough - of the margin of a leaf shape; having the edge cut or fringed or scalloped
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