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单词 dichogamy
释义 dichogamy Bot.|daɪˈkɒgəmɪ|
[mod. f. Gr. type *διχογαµία, n. of state from *διχόγαµος: see prec. and -y: in mod. Ger. and F. dichogamie.]
The condition of being dichogamous, i.e. in which the stamens and pistils (or analogous organs) of a hermaphrodite plant mature at different times.
1862Darwin in Life & Lett. (1887) III. 303 What old C. K. Sprengel called dichogamy and which is so frequent in truly hermaphrodite groups.1882Vines Sachs' Bot. 906 One of the simplest and commonest means for ensuring cross-fertilisation is Dichogamy, i.e. the arrangement by which the two kinds of reproductive organs, when..contiguous, are mature at different times.
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