单词 | self-pollinator |
释义 | self-pollinatorn. A plant that carries out self-pollination, esp. as part of its usual method of reproduction. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [noun] > pollination > self-fertilization > plant that self-fertilizes self-fertilizer1858 self-pollinator1897 self-compatible1931 1897 Trans. Indiana Hort. Soc. 1896 79 They [sc. some peaches] are self-pollenators, that is, the variety seems to ripen the pollen before it opens. 1913 Bull. Bureau Plant Industry (U.S. Dept. Agric.) No. 254. 21 [The tree] must be a self-pollinator and not too early. 1957 Bot. Rev. 23 153 The advent of frost will initiate natural crossing in Hordeum vulgare which is generally a self-pollinator. 1977 Nature 2 June 402/2 It was suggested that some of the Mediterranean floras..evolved..from cross- into self-pollinators because insects could not have followed the new hardy plants into the hot dry environment. 2015 N.Z. Herald (Nexis) 15 Mar. Some plants, such as tomatoes and beans are ‘self-pollinators’, so are the safest for beginners to collect seed from. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < n.1897 |
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