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microsporophyll

[mahy-kruh-spawr-uh-fil, -spohr-]
noun Botany.
  1. a leaflike organ bearing microsporangia.
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Origin of microsporophyll

First recorded in 1890–95; micro- + sporophyll
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for microsporophyll

microsporophyll

noun
  1. a leaf on which the microspores are formed: corresponds to the stamen of a flowering plantCompare megasporophyll
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Word Origin

C19: from micro- + sporophyll
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

microsporophyll in Science

microsporophyll

[mī′krə-spôrə-fĭl′]
  1. A leaflike structure that bears microsporangia, such as those of in the strobili of lycophytes or in the male cones of conifers. The stamens of flowering plants are highly modified microsporophylls.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.