单词 | self-fertilized |
释义 | self-fertilizedadj. Biology. Of a plant, animal, fungus, etc.: fertilized by its own pollen, sperm, spores, etc. Cf. self-fertilization n. 2. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [adjective] > characterized by pollination > self-fertilizing or fertilized self-fertilized1848 self-fertile1856 cleistogamous1874 cleistogene1876 cleistogamic1877 self-fertilizable1877 autogamic1878 autogamous1880 self-pollinated1883 self-pollinating1889 self-bred1898 autocarpous1908 selfed1908 self-compatible1918 1848 W. Paul Rose Garden i. vi. 87 Those kinds which we find seeding abundantly in their natural state are self fertilized. 1859 C. Darwin Origin of Species viii. 256 From this extreme degree of sterility we have self-fertilised hybrids producing a greater and greater number of seeds up to perfect fertility. 1871 Jrnl. Linn. Soc.: Bot. 13 149 It is very commonly the case in closed self-fertilized flowers for the pollen-tubes to penetrate the substance of the anther itself. 1916 Genetics 1 323 N[icotiana] alata is often self-fertilized. 1958 Helminthol. Abstr. 27 148 The mortality of eggs from self-fertilized snails was lower than that of eggs produced by paired snails. 2003 J. H. Burnett Fungal Populations & Species vii. 151/1 Thus it [sc. Cryphonectria parasitica] can reproduce clonally by both self-fertilized ascospores and conidia. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < adj.1848 |
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