Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A leaf or leaflike organ that bears one or more sporangia.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany The equivalent to a
leaf , inferns andmosses , that bears thesporangia
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun leaf in ferns and mosses that bears the sporangia
Etymologies
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Examples
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The macrosporangia (ovules) are borne on similar leaves, known as carpels, and, like the pollen sacs, borne in pairs, but on the upper side of the sporophyll instead of the lower.
Elements of Structural and Systematic Botany For High Schools and Elementary College Courses Douglas Houghton Campbell
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