macrosporophylln.
/ˌmakrəʊˈspɒrəfɪl/, /ˌmakrəʊˈspɔːrəfɪl/, U.S. /ˈˌmækrəˈspɔrəˌfɪl/ Botany.
= megasporophyll n.
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the world > plants > part of plant > reproductive part(s) > spore or sporule > [noun] > type of > megaspore or megasporange > leaf bearing
macrosporophyll1888
megasporophyll1900
1888 Encycl. Brit. XXIV. 130/2 Carpel = leaf bearing macrosporangia (macrosporophyll).
1955 G. M. Smith Cryptogamic Bot. (ed. 2) II. viii. 201 According to the nature of their sporangia, the sporophylls are called macrosporophylls and microsporophylls.
This entry has been updated (OED Third Edition, March 2000; most recently modified version published online March 2022).
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n.1888- apple aphid
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