dichogamy

American  

[dahy-kog-uh-mee] / daɪˈkɒg ə mi /

noun

1. a dichogamous condition.

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dichogamy British  

/ ˌdaɪkəʊˈɡæmɪk, daɪˈkɒɡəmɪ /

noun

1. the maturation of male and female parts of a flower at different times, preventing automatic self-pollination Compare homogamy

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Other Word Forms

• dichogamous adjective
• nondichogamy noun

Etymology

Origin of dichogamy

From the German word Dichogamie, dating back to 1860–65. See dicho-, -gamy

Example Sentences

To overcome dichogamy it is necessary to have varieties which pollinate one another.

From Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950 by Northern Nut Growers Association

It is comparatively rare in hermaphrodite flowers for self-fertilization to occur, and the various forms of dichogamy, dimorphism and trimorphism are fitted to prevent this.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various

Sprengel called "dichogamy," and which is so frequent in truly hermaphrodite groups; namely, the pollen and stigma of each flower being mature at different periods.

From Life and Letters of Charles Darwin — Volume 2 by Darwin, Francis, Sir

In Sabbatia, the large-flowered species of Epilobium, and strikingly in Clerodendron, the dichogamy is supplemented and perfected by movements of the stamens and style, one or both, adjusted to make sure of cross fertilization.

From The Elements of Botany For Beginners and For Schools by Gray, Asa