megasporocyten.
/ˌmɛɡəˈspɒrə(ʊ)sʌɪt/, /ˌmɛɡəˈspɔːrə(ʊ)sʌɪt/, U.S. /ˌmɛɡəˈspɔrəˌsaɪt/ Botany.
A cell in a plant ovule which divides to form megaspores.
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the world > plants > part of plant > cell or aggregate tissue > [noun] > cell > types of > other types
bast cell1842
basal cell1846
pollen cell1857
companion cell1859
segment1862
pollen mother cell?1870
sextant1875
transfusion cell1875
idioblast1882
trichoblast1882
symplast1894
megasporocyte1924
oat cell1940
heterokaryon1945
1924 Science 22 Feb. 180/2 There presumably is..the same gene complex in a microsporocyte as in a megasporocyte.
1948 Bot. Rev. 14 1 The megaspore mother cell (also called..‘macrosporocyte’, ‘megasporocyte’ or ‘gynosporocyte’ by English authors).
1974 Encycl. Brit. Macropædia VIII. 521/1 A single megasporocyte develops within the megasporangium, enlarges, and undergoes meiotic cell division.
1996 Genetics 142 1009 During normal ovule development in maize, only a single hypodermal cell develops into an archesporial cell and this differentiates into the single megasporocyte.
This is a new entry (OED Third Edition, June 2001; most recently modified version published online March 2022).
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n.1924