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microsporangium

[mahy-kroh-spaw-ran-jee-uh m, -spoh-] /ˌmaɪ kroʊ spɔˈræn dʒi əm, -spoʊ-/
noun, plural microsporangia
[mahy-kroh-spaw-ran-jee-uh, -spoh-] /ˌmaɪ kroʊ spɔˈræn dʒi ə, -spoʊ-/ (Show IPA).
Botany
1.
a sporangium containing microspores.
Origin
1880-1885
1880-85; micro- + sporangium
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for microsporangia

microsporangium

/ˌmaɪkrəʊspɔːˈrændʒɪəm/
noun (pl) -gia (-dʒɪə)
1.
the structure in certain spore-bearing plants in which the microspores are formed: corresponds to the pollen sac in seed plants Compare megasporangium
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
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microsporangia in Science
microsporangium
  (mī'krō-spə-rān'jē-əm)   
Plural microsporangia
A plant structure in which microspores are formed. The pollen-producing male cones of a pine consist of many microsporangia, where the microspores of the pine develop into pollen grains to be dispersed.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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