endothecium

en·do·the·ci·um

[en-doh-thee-shee-uhm, -see-uhm]
noun, plural en·do·the·ci·a [en-doh-thee-shee-uh, -see-uh] . Botany.
1.
the lining of the cavity of an anther.
2.
(in mosses) the central mass of cells in the rudimentary capsule, from which the archespore is generally developed.
3.
(in bryophytes) the central mass of cells in the capsule, including the spores and columella.

Origin:
1825–35; endo- + thecium

en·do·the·ci·al [en-doh-thee-shee-uhl, -shuhl, -see-uhl] , adjective
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Endothecium is always a great word to know.
So is callithumpian. Does it mean:
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
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World English Dictionary
endothecium (ˌɛndəʊˈθiːʃɪəm, -sɪəm) [Click for IPA pronunciation guide]
 
n , pl -cia
1.  the inner mass of cells of the developing capsule in mosses
2.  the fibrous tissue of the inner wall of an anther
 
[C19: New Latin, from endo- + Greek thēkion case; see theca]
 
endo'thecial
 
adj

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