“nucellar”的英文意思_释义_用法

单词

nucellar

释义

nucellar, a. Bot.|njuːˈsɛlə(r)|
[f. nucellus + -ar¹.]
Of, pertaining to, or involving the nucellus; derived from or produced in the nucellus.
1904Jrnl. R. Microsc. Soc. 665 Two series of vascular bundles run in the ovule, and it is proved that the inner series, frequently described as ‘nucellar’, belong to the soft inner layer of the integument.1949Darlington & Mather Elem. Genetics 406 Nucellar embryony, a form of apomixis where the embryo arises directly from the nucellus.1953K. Esau Plant Anat. xviii. 555 The nucellar epidermis is sometimes highly resistant and may proliferate into a nucellar cap with relatively thick walls.1972Theoret. & Appl. Genetics XLII. 314 (heading) Differentiation between nucellar and zygotic citrus seedlings by leaf shape.

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